bench_all_ivf_logs bigann100M
Matthijs Douze edited this page Mar 13, 2021
·
1 revision
`OPQ16_64,IVF1048576_HNSW32,PQ16x4fs`
Index size 2300930252code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_HNSW32_PQ16x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0617 0.2012 0.3370 0.00283 4622194 106
nprobe=2,quantizer_efSearch=4 0.0509 0.1485 0.2202 0.00186 2318175 162
nprobe=4,quantizer_efSearch=4 0.0552 0.1741 0.2920 0.00189 4634521 160
nprobe=2,quantizer_efSearch=8 0.0561 0.1687 0.2494 0.00291 2312030 104
nprobe=4,quantizer_efSearch=8 0.0617 0.2012 0.3370 0.00268 4622194 113
nprobe=16,quantizer_efSearch=8 0.0673 0.2446 0.4972 0.00475 18375637 64
nprobe=16,quantizer_efSearch=32 0.0683 0.2563 0.5226 0.00774 18264454 39
nprobe=16,quantizer_efSearch=128 0.0697 0.2579 0.5270 0.02702 18209785 12
`OPQ16_64,IVF1048576_HNSW32,PQ16x4fsr`
Index size 2300807372code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_HNSW32_PQ16x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1833 0.4888 0.6171 0.01152 18250652 27
nprobe=1,quantizer_efSearch=4 0.0828 0.1476 0.1540 0.00216 1159516 140
nprobe=1,quantizer_efSearch=16 0.0956 0.1685 0.1751 0.00520 1148774 58
nprobe=2,quantizer_efSearch=16 0.1207 0.2415 0.2605 0.00544 2294883 56
nprobe=4,quantizer_efSearch=16 0.1455 0.3290 0.3707 0.00582 4598276 52
nprobe=8,quantizer_efSearch=16 0.1698 0.4105 0.4931 0.00662 9189188 46
nprobe=16,quantizer_efSearch=16 0.1824 0.4813 0.6069 0.00806 18312401 38
nprobe=32,quantizer_efSearch=16 0.1889 0.5270 0.6999 0.01095 36378448 28
nprobe=32,quantizer_efSearch=32 0.1908 0.5357 0.7140 0.01389 36253446 22
nprobe=32,quantizer_efSearch=64 0.1922 0.5401 0.7222 0.02034 36156802 15
nprobe=64,quantizer_efSearch=16 0.1925 0.5505 0.7649 0.02145 72098118 14
nprobe=32,quantizer_efSearch=128 0.1932 0.5414 0.7245 0.03255 36120127 10
nprobe=64,quantizer_efSearch=128 0.2004 0.5751 0.8096 0.03883 71470149 8
nprobe=128,quantizer_efSearch=128 0.2026 0.5925 0.8691 0.05587 141093325 6
nprobe=128,quantizer_efSearch=256 0.2027 0.5935 0.8709 0.07565 140940822 4
nprobe=256,quantizer_efSearch=256 0.2031 0.6038 0.9053 0.10980 277520765 3
nprobe=512,quantizer_efSearch=128 0.2039 0.6031 0.9145 0.15652 547481244 2
nprobe=512,quantizer_efSearch=256 0.2042 0.6055 0.9203 0.17360 545468933 2
nprobe=1024,quantizer_efSearch=256 0.2048 0.6052 0.9266 0.30203 1071363776 1
`OPQ16_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ16x4fs`
Index size 2041324048code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ16x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0489 0.1449 0.2153 0.00145 3060390 207
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0293 0.0758 0.0991 0.00111 1538037 272
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.0355 0.0937 0.1248 0.00115 1533269 261
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.0382 0.1012 0.1311 0.00120 1894925 251
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0416 0.1116 0.1462 0.00125 1894094 240
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.0437 0.1161 0.1525 0.00135 1891253 222
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.0450 0.1202 0.1560 0.00139 2606853 217
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0489 0.1449 0.2153 0.00148 3060320 203
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.0531 0.1664 0.2753 0.00180 5406986 167
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0541 0.1639 0.2417 0.00174 3764462 173
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0549 0.1760 0.2895 0.00187 5389339 161
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.0584 0.1822 0.3016 0.00191 6101948 157
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.0622 0.1973 0.3275 0.00247 6077289 122
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.0637 0.2024 0.3296 0.00284 10183299 106
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.0694 0.2381 0.4445 0.00493 20055897 61
`OPQ16_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ16x4fsr`
Index size 2041206288code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ16x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1512 0.3512 0.4078 0.00387 12105692 78
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0564 0.1016 0.1050 0.00156 1535276 193
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0639 0.1155 0.1202 0.00159 1530147 189
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.0656 0.1180 0.1219 0.00167 1892294 181
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.0729 0.1326 0.1378 0.00169 1891149 178
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0804 0.1445 0.1504 0.00141 1890447 213
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1010 0.2192 0.2447 0.00243 5012407 124
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1071 0.2136 0.2292 0.00220 3752603 137
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1140 0.2256 0.2433 0.00228 3747795 132
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1226 0.2666 0.2971 0.00242 5382351 125
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1237 0.2739 0.3076 0.00254 5372520 119
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1336 0.2919 0.3278 0.00265 6078152 114
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1384 0.3039 0.3427 0.00282 6071232 107
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1386 0.3056 0.3461 0.00302 6063439 100
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1396 0.3273 0.3814 0.00328 10014629 92
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1444 0.3316 0.3835 0.00334 10753016 90
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1580 0.3727 0.4374 0.00353 10707098 86
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1662 0.3985 0.4697 0.00406 12062877 74
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1681 0.4271 0.5296 0.00501 19900169 60
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1707 0.4093 0.4815 0.00508 14752323 60
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1718 0.4165 0.4950 0.00533 14737961 57
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1791 0.4623 0.5778 0.00556 21238021 54
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1803 0.4722 0.5902 0.00598 21193528 51
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1850 0.4819 0.6013 0.00655 23897625 46
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1882 0.5123 0.6714 0.00855 39352386 36
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1888 0.5167 0.6818 0.00939 39305976 32
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1965 0.5351 0.7014 0.00955 41949411 32
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1966 0.5401 0.7142 0.01058 41895638 29
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1984 0.5451 0.7228 0.01242 46916794 25
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.1987 0.5465 0.7244 0.01415 46985154 22
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.1989 0.5472 0.7255 0.01744 57284319 18
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.2005 0.5575 0.7562 0.02190 83310476 14
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2014 0.5719 0.7921 0.02241 77492486 14
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2029 0.5759 0.7993 0.02501 92744262 12
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2036 0.5822 0.8089 0.03086 112964471 10
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2038 0.5822 0.8107 0.02966 92555795 11
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.2042 0.5853 0.8269 0.03365 154221366 9
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.2046 0.5865 0.8306 0.04035 164195038 8
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2065 0.6010 0.8648 0.04264 162655436 8
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2071 0.6071 0.8933 0.07650 290142864 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=512 0.2072 0.6095 0.9016 0.10349 440132757 3
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2073 0.6098 0.9113 0.16540 558807786 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2086 0.6141 0.9286 0.26235 1092853824 2
`OPQ16_64,IVF262144_HNSW32,PQ16x4fs`
Index size 1775186892code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_HNSW32_PQ16x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0551 0.1846 0.3137 0.00193 8648918 156
nprobe=2,quantizer_efSearch=4 0.0487 0.1679 0.2876 0.00142 8665224 211
nprobe=4,quantizer_efSearch=4 0.0519 0.1938 0.3604 0.00179 17339793 168
nprobe=2,quantizer_efSearch=8 0.0551 0.1846 0.3137 0.00192 8648918 157
nprobe=8,quantizer_efSearch=4 0.0577 0.2264 0.4600 0.00262 34612089 115
nprobe=4,quantizer_efSearch=16 0.0616 0.2243 0.4167 0.00316 17285005 95
nprobe=4,quantizer_efSearch=32 0.0620 0.2258 0.4196 0.00488 17262168 62
nprobe=16,quantizer_efSearch=128 0.0623 0.2507 0.5571 0.01511 68763868 20
`OPQ16_64,IVF262144_HNSW32,PQ16x4fsr`
Index size 1775198156code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_HNSW32_PQ16x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1797 0.5201 0.7148 0.00946 68827366 32
nprobe=1,quantizer_efSearch=4 0.0953 0.1954 0.2167 0.00169 4333346 178
nprobe=1,quantizer_efSearch=16 0.1011 0.2107 0.2335 0.00377 4302998 80
nprobe=2,quantizer_efSearch=16 0.1292 0.2957 0.3429 0.00405 8626111 75
nprobe=4,quantizer_efSearch=16 0.1507 0.3855 0.4716 0.00455 17266367 66
nprobe=8,quantizer_efSearch=16 0.1689 0.4622 0.6013 0.00547 34516023 55
nprobe=16,quantizer_efSearch=16 0.1770 0.5125 0.7038 0.00712 68929817 43
nprobe=16,quantizer_efSearch=32 0.1797 0.5201 0.7148 0.00939 68827366 32
nprobe=32,quantizer_efSearch=16 0.1846 0.5501 0.7884 0.00994 137101122 31
nprobe=32,quantizer_efSearch=32 0.1847 0.5564 0.7988 0.01212 136867383 25
nprobe=32,quantizer_efSearch=64 0.1860 0.5592 0.8036 0.01662 136737919 19
nprobe=64,quantizer_efSearch=64 0.1875 0.5782 0.8600 0.02682 271098190 12
nprobe=64,quantizer_efSearch=128 0.1876 0.5789 0.8620 0.03227 270951879 10
nprobe=128,quantizer_efSearch=64 0.1880 0.5874 0.8912 0.04277 535884949 8
nprobe=256,quantizer_efSearch=64 0.1883 0.5908 0.9064 0.08274 1057900561 4
nprobe=512,quantizer_efSearch=128 0.1892 0.5925 0.9154 0.15106 2078300265 2
`OPQ16_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ16x4fs`
Index size 1710443024code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ16x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0362 0.1132 0.1692 0.00130 4525138 231
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.0369 0.1172 0.1731 0.00131 5716039 229
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.0465 0.1447 0.2167 0.00132 5712500 229
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.0505 0.1707 0.2863 0.00152 9412241 198
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0515 0.1788 0.3053 0.00153 9388770 197
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.0525 0.1784 0.2982 0.00153 10067458 196
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.0538 0.2022 0.3745 0.00186 18175493 162
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.0572 0.2087 0.3892 0.00217 18111790 139
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.0573 0.2247 0.4541 0.00324 35485342 93
`OPQ16_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ16x4fsr`
Index size 1710370832code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ16x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1220 0.2778 0.3215 0.00197 10061796 153
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1086 0.2423 0.2770 0.00145 9457877 208
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1211 0.2769 0.3209 0.00137 9383165 220
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1213 0.2778 0.3225 0.00139 9382005 217
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1381 0.3506 0.4266 0.00166 18156613 181
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1411 0.3611 0.4407 0.00168 18118901 179
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1422 0.3628 0.4422 0.00178 18098322 169
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1502 0.3817 0.4661 0.00203 18736139 148
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1503 0.3824 0.4674 0.00215 18717034 140
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1540 0.4173 0.5360 0.00226 35611559 133
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1561 0.4243 0.5460 0.00229 35494536 131
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1637 0.4458 0.5755 0.00276 36160574 109
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1661 0.4553 0.5907 0.00295 36031188 102
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1687 0.4533 0.5854 0.00323 37396775 93
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1706 0.4633 0.6016 0.00356 37287126 85
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1712 0.4645 0.6037 0.00363 37260739 83
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1742 0.4862 0.6545 0.00417 72529289 72
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1759 0.5043 0.6886 0.00397 70640224 76
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1765 0.5058 0.6899 0.00434 70609477 70
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1810 0.5158 0.7072 0.00467 71768653 65
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1813 0.5166 0.7093 0.00524 71712401 58
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1817 0.5191 0.7126 0.00584 74252432 52
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1839 0.5319 0.7521 0.00622 141814367 49
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1851 0.5479 0.7870 0.00652 140326797 46
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1859 0.5530 0.7944 0.00759 142633262 40
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1861 0.5509 0.7934 0.00786 140015129 39
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1865 0.5543 0.8015 0.00808 142345922 38
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.1868 0.5564 0.8032 0.00990 147365237 31
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.1869 0.5545 0.8017 0.01049 142291779 29
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.1870 0.5566 0.8031 0.01186 157554725 26
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1884 0.5742 0.8539 0.01635 277427147 19
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1890 0.5758 0.8573 0.01781 276981187 17
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.1898 0.5838 0.8918 0.03323 556453075 10
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.1899 0.5881 0.9089 0.06331 1067178801 5
`OPQ16_64,IVF65536_HNSW32,PQ16x4fs`
Index size 1643817932code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF65536_HNSW32_PQ16x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0543 0.1921 0.3679 0.00163 34333334 184
nprobe=1,quantizer_efSearch=8 0.0470 0.1563 0.2703 0.00125 17147935 240
nprobe=2,quantizer_efSearch=4 0.0508 0.1799 0.3421 0.00144 34439815 209
nprobe=2,quantizer_efSearch=8 0.0543 0.1921 0.3679 0.00161 34333334 187
nprobe=2,quantizer_efSearch=16 0.0546 0.1938 0.3723 0.00202 34263917 149
nprobe=4,quantizer_efSearch=16 0.0563 0.2176 0.4564 0.00259 68550814 116
nprobe=8,quantizer_efSearch=4 0.0567 0.2272 0.5023 0.00298 137206437 101
`OPQ16_64,IVF65536_HNSW32,PQ16x4fsr`
Index size 1643833548code_size 8
log filename: autotune.dbbigann100M.OPQ16_64_IVF65536_HNSW32_PQ16x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1657 0.4844 0.6875 0.01273 136736475 24
nprobe=1,quantizer_efSearch=4 0.1022 0.2337 0.2803 0.00146 17156104 206
nprobe=1,quantizer_efSearch=16 0.1088 0.2486 0.2974 0.00247 17118224 122
nprobe=2,quantizer_efSearch=16 0.1361 0.3405 0.4281 0.00290 34277016 104
nprobe=4,quantizer_efSearch=16 0.1529 0.4212 0.5594 0.00371 68593215 81
nprobe=4,quantizer_efSearch=32 0.1543 0.4227 0.5616 0.00489 68515881 62
nprobe=8,quantizer_efSearch=16 0.1646 0.4806 0.6827 0.00494 136931379 61
nprobe=8,quantizer_efSearch=32 0.1655 0.4837 0.6866 0.00609 136788675 50
nprobe=8,quantizer_efSearch=64 0.1656 0.4840 0.6871 0.00826 136748823 37
nprobe=16,quantizer_efSearch=64 0.1731 0.5230 0.7812 0.01042 271558430 29
nprobe=32,quantizer_efSearch=64 0.1753 0.5447 0.8378 0.01420 537953568 22
nprobe=64,quantizer_efSearch=16 0.1765 0.5478 0.8559 0.02374 1065565603 13
nprobe=64,quantizer_efSearch=64 0.1781 0.5556 0.8733 0.02728 1062585442 11
nprobe=256,quantizer_efSearch=128 0.1790 0.5618 0.8947 0.08637 4105372451 4
`OPQ8_64,IVF1048576_HNSW32,PQ8`
Index size 2162284464code_size 8
log filename: autotune.dbbigann100M.OPQ8_64_IVF1048576_HNSW32_PQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1846 0.4426 0.5276 0.01075 18386885 28
nprobe=1,quantizer_efSearch=4,ht=64 0.0877 0.1498 0.1543 0.00283 1158925 106
nprobe=4,quantizer_efSearch=4,ht=64 0.1362 0.2841 0.3127 0.00307 4622679 98
nprobe=4,quantizer_efSearch=8,ht=30 0.1516 0.3083 0.3331 0.00458 4615695 66
nprobe=8,quantizer_efSearch=4,ht=30 0.1682 0.3718 0.4208 0.00638 9242512 47
nprobe=16,quantizer_efSearch=4,ht=32 0.1846 0.4426 0.5276 0.01086 18386885 28
nprobe=16,quantizer_efSearch=16,ht=30 0.1961 0.4764 0.5606 0.01215 18312295 25
nprobe=16,quantizer_efSearch=16,ht=32 0.1982 0.4897 0.5879 0.01239 18312295 25
nprobe=16,quantizer_efSearch=32,ht=30 0.1987 0.4826 0.5690 0.01515 18245586 20
nprobe=32,quantizer_efSearch=8,ht=32 0.2030 0.5200 0.6490 0.02066 36479861 15
nprobe=64,quantizer_efSearch=32,ht=64 0.2158 0.5941 0.7947 0.02161 71791371 14
nprobe=64,quantizer_efSearch=64,ht=64 0.2173 0.6005 0.8044 0.02876 71561707 11
nprobe=64,quantizer_efSearch=128,ht=64 0.2186 0.6039 0.8098 0.03555 71447021 9
nprobe=128,quantizer_efSearch=64,ht=30 0.2212 0.6106 0.8154 0.07783 141399816 4
nprobe=256,quantizer_efSearch=64,ht=32 0.2247 0.6325 0.8803 0.13981 279086876 3
nprobe=256,quantizer_efSearch=512,ht=32 0.2267 0.6405 0.8962 0.20373 277239453 2
nprobe=1024,quantizer_efSearch=256,ht=64 0.2271 0.6496 0.9395 0.27709 1070862183 2
nprobe=2048,quantizer_efSearch=256,ht=32 0.2272 0.6459 0.9251 1.06338 2083814995 1
nprobe=4096,quantizer_efSearch=512,ht=64 0.2273 0.6504 0.9452 1.05270 4034484456 1
`OPQ8_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ8`
Index size 1902626804code_size 8
log filename: autotune.dbbigann100M.OPQ8_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2115 0.5351 0.6508 0.02079 47242389 15
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=30 0.0791 0.1359 0.1412 0.00242 2708713 124
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=24 0.0883 0.1330 0.1384 0.00292 3760524 103
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=30 0.1003 0.1752 0.1818 0.00304 5161999 99
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=28 0.1042 0.1938 0.2051 0.00315 5030076 96
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=24 0.1105 0.1826 0.1934 0.00369 6080404 82
nprobe=2,quantizer_k_factor_rf=64,quantizer_nprobe=4,ht=28 0.1170 0.2024 0.2111 0.00391 3758490 77
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=64 0.1592 0.3392 0.3740 0.00475 10158940 64
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=30 0.1805 0.4013 0.4490 0.00721 14759521 42
nprobe=8,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=64 0.1856 0.4268 0.4933 0.00962 14740423 32
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=64 0.2050 0.5274 0.6618 0.01101 39431709 28
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=28 0.2110 0.5094 0.6058 0.02127 41899841 15
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=64 0.2240 0.6024 0.8052 0.02377 82559090 13
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=512,ht=64 0.2274 0.6289 0.8713 0.06496 304810557 5
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=64 0.2297 0.6464 0.9273 0.14601 628896698 3
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=128,ht=64 0.2301 0.6481 0.9400 0.29371 1109697833 2
`OPQ8_64,IVF262144_HNSW32,PQ8`
Index size 1740647600code_size 8
log filename: autotune.dbbigann100M.OPQ8_64_IVF262144_HNSW32_PQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1903 0.4968 0.6426 0.01015 69152865 30
nprobe=1,quantizer_efSearch=4,ht=28 0.0962 0.1789 0.1913 0.00244 4331924 123
nprobe=1,quantizer_efSearch=4,ht=64 0.1025 0.1997 0.2174 0.00244 4331924 124
nprobe=2,quantizer_efSearch=4,ht=30 0.1280 0.2683 0.2996 0.00254 8676365 119
nprobe=4,quantizer_efSearch=4,ht=64 0.1508 0.3480 0.4133 0.00278 17372504 109
nprobe=4,quantizer_efSearch=8,ht=30 0.1642 0.3776 0.4410 0.00394 17327819 77
nprobe=4,quantizer_efSearch=32,ht=64 0.1711 0.4051 0.4801 0.00571 17264147 53
nprobe=8,quantizer_efSearch=8,ht=28 0.1785 0.4296 0.5158 0.00577 34608001 52
nprobe=8,quantizer_efSearch=4,ht=30 0.1796 0.4404 0.5415 0.00578 34651346 52
nprobe=8,quantizer_efSearch=32,ht=30 0.1905 0.4750 0.5832 0.00836 34470196 36
nprobe=16,quantizer_efSearch=8,ht=28 0.1923 0.4925 0.6163 0.00980 69048362 31
nprobe=16,quantizer_efSearch=16,ht=30 0.2011 0.5268 0.6794 0.01070 68935896 29
nprobe=16,quantizer_efSearch=32,ht=30 0.2034 0.5337 0.6889 0.01239 68836944 25
nprobe=16,quantizer_efSearch=64,ht=30 0.2042 0.5355 0.6907 0.01484 68791883 21
nprobe=16,quantizer_efSearch=64,ht=32 0.2046 0.5465 0.7142 0.01538 68791883 20
nprobe=64,quantizer_efSearch=32,ht=64 0.2144 0.6064 0.8669 0.01972 271328819 16
nprobe=64,quantizer_efSearch=64,ht=64 0.2156 0.6096 0.8722 0.02176 270973642 14
nprobe=64,quantizer_efSearch=128,ht=64 0.2158 0.6104 0.8736 0.02741 270827235 11
nprobe=128,quantizer_efSearch=64,ht=30 0.2159 0.6077 0.8758 0.07101 535709754 5
nprobe=256,quantizer_efSearch=64,ht=32 0.2160 0.6211 0.9142 0.13979 1057395869 3
nprobe=256,quantizer_efSearch=512,ht=30 0.2171 0.6142 0.8982 0.17774 1054302919 2
nprobe=1024,quantizer_efSearch=256,ht=64 0.2173 0.6275 0.9362 0.26475 4072583279 2
nprobe=4096,quantizer_efSearch=512,ht=64 0.2175 0.6277 0.9370 0.97952 15230312499 1
`OPQ8_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ8`
Index size 1675869172code_size 8
log filename: autotune.dbbigann100M.OPQ8_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1644 0.4334 0.5584 0.03273 280659229 10
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=8 0.0017 0.0024 0.0024 0.00252 4562928 120
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=20 0.0435 0.0653 0.0701 0.00260 5717613 116
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=28 0.1110 0.2255 0.2449 0.00272 9108125 111
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=28 0.1171 0.2420 0.2651 0.00276 9078143 109
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=2,ht=64 0.1241 0.2679 0.3028 0.00289 9078164 104
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=4,ht=30 0.1354 0.2852 0.3142 0.00299 9377820 101
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=30 0.1400 0.3150 0.3611 0.00366 17870164 83
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=32 0.1468 0.3315 0.3812 0.00382 18865276 79
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=64 0.1753 0.4296 0.5221 0.00403 37652111 75
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=64 0.1878 0.4795 0.5958 0.00432 36056919 70
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=64 0.1888 0.4954 0.6292 0.00551 71466575 55
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=32 0.1916 0.4864 0.6013 0.00911 45045933 33
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=32,ht=30 0.1917 0.4933 0.6157 0.01092 75072843 28
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32,ht=30 0.2002 0.5382 0.6874 0.01272 74271799 24
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=30 0.2014 0.5368 0.6845 0.01460 89737148 21
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=64 0.2019 0.5691 0.7715 0.01479 139200334 21
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=128,ht=64 0.2114 0.5996 0.8179 0.02043 157659922 15
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=64 0.2117 0.6169 0.8871 0.03110 541385878 10
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=30 0.2123 0.5997 0.8273 0.03644 282503405 9
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=32 0.2131 0.6111 0.8593 0.03945 276886096 8
nprobe=64,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=30 0.2139 0.6052 0.8370 0.06861 312374337 5
nprobe=256,quantizer_k_factor_rf=32,quantizer_nprobe=64,ht=64 0.2166 0.6344 0.9294 0.10449 1066800014 3
nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=64 0.2168 0.6359 0.9365 0.15479 2115669746 2
`OPQ8_64,IVF65536_HNSW32,PQ8`
Index size 1635237552code_size 8
log filename: autotune.dbbigann100M.OPQ8_64_IVF65536_HNSW32_PQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1185 0.2558 0.2954 0.00254 17144449 119
nprobe=1,quantizer_efSearch=4,ht=28 0.1072 0.2243 0.2535 0.00211 17178716 143
nprobe=1,quantizer_efSearch=4,ht=64 0.1122 0.2420 0.2819 0.00217 17178716 139
nprobe=1,quantizer_efSearch=8,ht=28 0.1139 0.2394 0.2695 0.00232 17144449 130
nprobe=1,quantizer_efSearch=8,ht=30 0.1172 0.2500 0.2871 0.00240 17144449 125
nprobe=1,quantizer_efSearch=8,ht=32 0.1185 0.2558 0.2954 0.00257 17144449 117
nprobe=2,quantizer_efSearch=8,ht=26 0.1349 0.2968 0.3421 0.00264 34313217 114
nprobe=2,quantizer_efSearch=4,ht=30 0.1363 0.3192 0.3846 0.00302 34412887 100
nprobe=2,quantizer_efSearch=8,ht=30 0.1453 0.3418 0.4126 0.00322 34313217 94
nprobe=2,quantizer_efSearch=16,ht=64 0.1494 0.3534 0.4333 0.00332 34267905 91
nprobe=4,quantizer_efSearch=4,ht=64 0.1558 0.3969 0.5129 0.00395 68847584 77
nprobe=4,quantizer_efSearch=16,ht=28 0.1653 0.4123 0.5160 0.00467 68555992 65
nprobe=4,quantizer_efSearch=8,ht=30 0.1659 0.4241 0.5403 0.00488 68671915 62
nprobe=4,quantizer_efSearch=32,ht=64 0.1698 0.4386 0.5696 0.00514 68490850 59
nprobe=4,quantizer_efSearch=64,ht=64 0.1699 0.4393 0.5704 0.00650 68475714 47
nprobe=8,quantizer_efSearch=8,ht=28 0.1782 0.4726 0.6227 0.00702 137080351 43
nprobe=8,quantizer_efSearch=4,ht=30 0.1786 0.4826 0.6443 0.00799 137233997 38
nprobe=8,quantizer_efSearch=32,ht=30 0.1833 0.5020 0.6769 0.00910 136733020 33
nprobe=8,quantizer_efSearch=64,ht=32 0.1847 0.5085 0.6933 0.01128 136698883 27
nprobe=16,quantizer_efSearch=8,ht=28 0.1873 0.5193 0.7091 0.01230 272234238 25
nprobe=16,quantizer_efSearch=16,ht=30 0.1905 0.5433 0.7618 0.01469 271900569 21
nprobe=16,quantizer_efSearch=32,ht=30 0.1919 0.5481 0.7693 0.01524 271609368 20
nprobe=16,quantizer_efSearch=64,ht=30 0.1924 0.5492 0.7707 0.01660 271507377 19
nprobe=16,quantizer_efSearch=64,ht=32 0.1932 0.5540 0.7874 0.01846 271507377 17
nprobe=32,quantizer_efSearch=128,ht=64 0.1992 0.5821 0.8601 0.02248 537843876 14
nprobe=64,quantizer_efSearch=64,ht=64 0.2022 0.5957 0.8991 0.03513 1062510083 9
nprobe=256,quantizer_efSearch=512,ht=30 0.2024 0.5951 0.8977 0.21304 4101511121 2
nprobe=512,quantizer_efSearch=32,ht=64 0.2028 0.5977 0.9137 0.23056 7784295675 2
nprobe=256,quantizer_efSearch=512,ht=32 0.2031 0.5990 0.9141 0.25538 4101511121 2
nprobe=1024,quantizer_efSearch=256,ht=64 0.2033 0.6009 0.9243 0.48085 15751281423 1
nprobe=4096,quantizer_efSearch=512,ht=64 0.2034 0.6011 0.9244 1.80809 58242226968 1
`IVF1048576_HNSW32,PQ16`
Index size 3230752617code_size 16
log filename: autotune.dbbigann100M.IVF1048576_HNSW32_PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3482 0.6858 0.7165 0.03869 36560459 8
nprobe=2,quantizer_efSearch=4,ht=128 0.1578 0.2260 0.2277 0.00361 2335701 84
nprobe=4,quantizer_efSearch=4,ht=50 0.1686 0.2417 0.2439 0.00568 4662299 53
nprobe=4,quantizer_efSearch=8,ht=52 0.2048 0.2987 0.3010 0.00685 4656806 44
nprobe=8,quantizer_efSearch=8,ht=128 0.2699 0.4583 0.4688 0.00708 9314474 43
nprobe=8,quantizer_efSearch=16,ht=60 0.2801 0.4773 0.4870 0.01339 9267371 23
nprobe=16,quantizer_efSearch=4,ht=62 0.2930 0.5265 0.5425 0.01800 18557814 17
nprobe=32,quantizer_efSearch=16,ht=128 0.3440 0.6789 0.7119 0.01967 36705997 16
nprobe=32,quantizer_efSearch=32,ht=60 0.3482 0.6858 0.7165 0.03883 36560459 8
nprobe=128,quantizer_efSearch=16,ht=128 0.3663 0.7594 0.8182 0.05762 143844885 6
nprobe=64,quantizer_efSearch=128,ht=60 0.3715 0.7662 0.8153 0.08657 72040267 4
nprobe=64,quantizer_efSearch=128,ht=62 0.3722 0.7708 0.8225 0.08799 72040267 4
nprobe=128,quantizer_efSearch=256,ht=128 0.3873 0.8248 0.8991 0.10592 142092096 3
nprobe=256,quantizer_efSearch=128,ht=58 0.3920 0.8369 0.9120 0.25407 280535968 2
nprobe=256,quantizer_efSearch=128,ht=64 0.3938 0.8524 0.9394 0.26907 280535968 2
nprobe=512,quantizer_efSearch=512,ht=128 0.3968 0.8702 0.9709 0.30231 549190299 1
nprobe=2048,quantizer_efSearch=256,ht=128 0.3970 0.8774 0.9856 0.84779 2106645659 1
nprobe=1024,quantizer_efSearch=512,ht=60 0.3974 0.8715 0.9706 1.00763 1077265226 1
nprobe=4096,quantizer_efSearch=512,ht=128 0.3977 0.8800 0.9908 1.69753 4080828893 1
`IVF1048576_HNSW32,PQ32x4fs`
Index size 3499698053code_size 16
log filename: autotune.dbbigann100M.IVF1048576_HNSW32_PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2078 0.5800 0.8456 0.02694 142749615 12
nprobe=8,quantizer_efSearch=4 0.1557 0.3629 0.4497 0.00394 9330225 77
nprobe=16,quantizer_efSearch=4 0.1670 0.4097 0.5329 0.00461 18570354 66
nprobe=16,quantizer_efSearch=8 0.1791 0.4422 0.5766 0.00597 18523111 51
nprobe=32,quantizer_efSearch=8 0.1798 0.4799 0.6501 0.00718 36853116 42
nprobe=16,quantizer_efSearch=16 0.1835 0.4582 0.5959 0.00797 18465431 38
nprobe=32,quantizer_efSearch=16 0.1902 0.5064 0.6880 0.00933 36701887 33
nprobe=64,quantizer_efSearch=16 0.1937 0.5289 0.7459 0.01182 72776513 26
nprobe=32,quantizer_efSearch=32 0.1955 0.5171 0.7034 0.01355 36560840 23
nprobe=64,quantizer_efSearch=32 0.1990 0.5470 0.7746 0.01622 72443724 19
nprobe=128,quantizer_efSearch=32 0.2039 0.5659 0.8250 0.01927 143378563 16
nprobe=128,quantizer_efSearch=64 0.2078 0.5800 0.8456 0.02762 142749615 11
nprobe=128,quantizer_efSearch=128 0.2094 0.5843 0.8528 0.04080 142282616 8
`IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ16`
Index size 2988403117code_size 16
log filename: autotune.dbbigann100M.IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3745 0.7756 0.8356 0.11656 151606751 3
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=58 0.0941 0.1241 0.1248 0.00298 1536031 101
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=52 0.1035 0.1316 0.1321 0.00331 2610349 91
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=62 0.1142 0.1533 0.1542 0.00332 1892252 91
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=62 0.1276 0.1808 0.1823 0.00340 2705170 89
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=58 0.1282 0.1813 0.1830 0.00347 2695131 87
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=60 0.1742 0.2525 0.2543 0.00421 5167913 72
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=60 0.1777 0.2576 0.2596 0.00572 7883741 53
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=50 0.1805 0.2584 0.2610 0.00566 6094328 54
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=52 0.1856 0.2626 0.2644 0.00665 10224953 46
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=64 0.2086 0.3208 0.3244 0.00696 10228749 44
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=32,ht=128 0.2793 0.4835 0.4945 0.00880 20123464 35
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=128 0.2822 0.4922 0.5040 0.01011 20046562 30
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=62 0.2942 0.5258 0.5425 0.01707 21529578 18
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=56 0.3036 0.5429 0.5583 0.02291 21247876 14
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=64 0.3217 0.5959 0.6167 0.02460 23885016 13
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=58 0.3221 0.5888 0.6060 0.02889 59583070 11
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=58 0.3468 0.6693 0.6979 0.03221 42216456 10
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=58 0.3489 0.6744 0.7041 0.04483 42030068 7
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=128 0.3744 0.7762 0.8328 0.05037 153064278 6
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=512,ht=62 0.3745 0.7733 0.8276 0.10870 227160918 3
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=56 0.3746 0.7653 0.8178 0.12511 148191765 3
nprobe=64,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=64 0.3750 0.7758 0.8314 0.15478 235663462 2
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=512,ht=62 0.3866 0.8239 0.8987 0.18615 302975508 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=128 0.3967 0.8699 0.9750 0.24650 630118021 2
nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=64 0.3981 0.8770 0.9871 1.11709 1115505095 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=512,ht=64 0.3982 0.8795 0.9921 1.91754 2261484312 1
`IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ32x4fs`
Index size 3257433033code_size 16
log filename: autotune.dbbigann100M.IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1422 0.3279 0.3993 0.00291 10824831 104
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0612 0.1061 0.1144 0.00160 1541629 188
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.0699 0.1229 0.1317 0.00173 1533811 174
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.0765 0.1363 0.1472 0.00169 1899739 178
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0795 0.1420 0.1524 0.00173 1894582 174
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0841 0.1628 0.1828 0.00178 2705162 169
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.0905 0.1761 0.1967 0.00192 3068296 157
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1002 0.2013 0.2255 0.00196 3055120 154
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1092 0.2318 0.2692 0.00222 5433686 136
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1153 0.2558 0.3021 0.00225 5411117 134
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1295 0.2859 0.3343 0.00251 6123030 120
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1386 0.3037 0.3546 0.00291 7497783 104
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1422 0.3279 0.3993 0.00293 10824831 103
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1497 0.3545 0.4376 0.00305 10782366 99
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1535 0.3531 0.4288 0.00341 12188395 88
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1620 0.3857 0.4777 0.00400 12107367 76
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1676 0.4169 0.5347 0.00429 21532700 70
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1689 0.3944 0.4856 0.00455 14843961 66
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1836 0.4596 0.5958 0.00567 24020796 53
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1852 0.4645 0.6034 0.00623 23941156 49
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1856 0.4650 0.6043 0.00737 23918269 41
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1955 0.5166 0.7046 0.00872 42068974 35
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1965 0.5256 0.7146 0.01108 47169212 28
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1985 0.5455 0.7719 0.01101 78095890 28
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2012 0.5581 0.7891 0.01312 83075973 23
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2022 0.5607 0.7923 0.01710 93215378 18
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2025 0.5609 0.7921 0.02201 113621232 14
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2085 0.5820 0.8513 0.02370 152915230 13
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2108 0.5872 0.8581 0.02747 162654612 11
`IVF262144_HNSW32,PQ16`
Index size 2607789161code_size 16
log filename: autotune.dbbigann100M.IVF262144_HNSW32_PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3736 0.7571 0.8242 0.04077 136877891 8
nprobe=2,quantizer_efSearch=4,ht=128 0.1941 0.3057 0.3134 0.00334 8676003 90
nprobe=4,quantizer_efSearch=4,ht=50 0.2084 0.3314 0.3402 0.00638 17383723 48
nprobe=4,quantizer_efSearch=8,ht=50 0.2325 0.3692 0.3785 0.00658 17318829 46
nprobe=4,quantizer_efSearch=8,ht=52 0.2480 0.4033 0.4139 0.00681 17318829 45
nprobe=4,quantizer_efSearch=8,ht=64 0.2627 0.4527 0.4681 0.00775 17318829 39
nprobe=8,quantizer_efSearch=8,ht=128 0.3013 0.5540 0.5819 0.00778 34631901 39
nprobe=8,quantizer_efSearch=16,ht=56 0.3100 0.5604 0.5848 0.01244 34528619 25
nprobe=8,quantizer_efSearch=16,ht=60 0.3135 0.5764 0.6037 0.01293 34528619 24
nprobe=8,quantizer_efSearch=32,ht=64 0.3165 0.5840 0.6127 0.01635 34462863 19
nprobe=16,quantizer_efSearch=4,ht=62 0.3192 0.6122 0.6522 0.01940 69193061 16
nprobe=16,quantizer_efSearch=16,ht=60 0.3475 0.6709 0.7152 0.02111 68954980 15
nprobe=32,quantizer_efSearch=16,ht=128 0.3708 0.7505 0.8184 0.02200 137131338 14
nprobe=32,quantizer_efSearch=32,ht=60 0.3736 0.7571 0.8242 0.04010 136877891 8
nprobe=32,quantizer_efSearch=256,ht=58 0.3742 0.7569 0.8198 0.06934 136599470 5
nprobe=64,quantizer_efSearch=32,ht=56 0.3853 0.7852 0.8605 0.07149 271524925 5
nprobe=64,quantizer_efSearch=128,ht=62 0.3907 0.8118 0.9002 0.08940 270902618 4
nprobe=64,quantizer_efSearch=128,ht=60 0.3908 0.8099 0.8971 0.08911 270902618 4
nprobe=128,quantizer_efSearch=256,ht=128 0.3960 0.8418 0.9487 0.11234 535372006 3
nprobe=128,quantizer_efSearch=128,ht=62 0.3964 0.8401 0.9454 0.15522 535599897 2
nprobe=256,quantizer_efSearch=128,ht=58 0.3977 0.8472 0.9570 0.27441 1057001540 2
nprobe=256,quantizer_efSearch=128,ht=64 0.3984 0.8550 0.9729 0.28983 1057001540 2
nprobe=512,quantizer_efSearch=512,ht=128 0.3995 0.8619 0.9871 0.33006 2076798340 1
nprobe=512,quantizer_efSearch=512,ht=60 0.3998 0.8587 0.9809 0.57046 2076798340 1
nprobe=1024,quantizer_efSearch=256,ht=60 0.3999 0.8593 0.9841 1.03035 4082368773 1
nprobe=1024,quantizer_efSearch=512,ht=60 0.4002 0.8599 0.9853 1.07778 4077315210 1
`IVF262144_HNSW32,PQ32x4fs`
Index size 2674732165code_size 16
log filename: autotune.dbbigann100M.IVF262144_HNSW32_PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1550 0.3682 0.4588 0.00331 17321846 91
nprobe=2,quantizer_efSearch=4 0.1179 0.2560 0.3062 0.00189 8690273 159
nprobe=4,quantizer_efSearch=4 0.1384 0.3263 0.4068 0.00229 17386447 132
nprobe=4,quantizer_efSearch=8 0.1550 0.3682 0.4588 0.00319 17321846 94
nprobe=8,quantizer_efSearch=4 0.1660 0.4215 0.5484 0.00331 34643497 91
nprobe=8,quantizer_efSearch=8 0.1709 0.4354 0.5667 0.00377 34613977 80
nprobe=16,quantizer_efSearch=4 0.1738 0.4659 0.6267 0.00486 69152134 62
nprobe=8,quantizer_efSearch=16 0.1763 0.4556 0.5931 0.00543 34517355 56
nprobe=16,quantizer_efSearch=8 0.1858 0.4967 0.6741 0.00510 69033684 59
nprobe=16,quantizer_efSearch=16 0.1894 0.5100 0.6930 0.00646 68924460 47
nprobe=32,quantizer_efSearch=8 0.1912 0.5240 0.7370 0.00674 137399486 45
nprobe=32,quantizer_efSearch=16 0.1974 0.5483 0.7749 0.00877 137116111 35
nprobe=32,quantizer_efSearch=32 0.1987 0.5563 0.7863 0.01092 136852173 28
nprobe=64,quantizer_efSearch=32 0.2005 0.5781 0.8389 0.01422 271518705 22
nprobe=64,quantizer_efSearch=64 0.2019 0.5832 0.8462 0.01876 271115869 17
`IVF262144(IVF512,PQ64x4fs,RFlat),PQ16`
Index size 2547478957code_size 16
log filename: autotune.dbbigann100M.IVF262144_IVF512_PQ64x4fs_RFlat__PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3879 0.8159 0.8999 0.07597 291544888 4
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=2 0.0002 0.0002 0.0002 0.00259 4694672 116
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2,ht=46 0.0979 0.1297 0.1314 0.00262 4688203 115
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4,ht=64 0.1337 0.1932 0.1954 0.00261 5047027 115
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=50 0.1341 0.1965 0.1998 0.00313 8922718 96
nprobe=1,quantizer_k_factor_rf=64,quantizer_nprobe=4,ht=56 0.1489 0.2131 0.2157 0.00351 5019412 86
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=128 0.1588 0.2323 0.2352 0.00360 7021425 84
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=60 0.1590 0.2311 0.2339 0.00393 7015062 77
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=48 0.1743 0.2482 0.2516 0.00404 11344098 75
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=128 0.2303 0.3932 0.4066 0.00467 17777788 65
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=64 0.2679 0.4592 0.4736 0.00642 18765448 47
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=58 0.2694 0.4592 0.4725 0.00783 18679453 39
nprobe=4,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=62 0.2737 0.4743 0.4888 0.00987 19970988 31
nprobe=8,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=54 0.3023 0.5368 0.5574 0.01268 35963254 24
nprobe=8,quantizer_k_factor_rf=64,quantizer_nprobe=32,ht=128 0.3185 0.5895 0.6185 0.01472 39779050 21
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=128 0.3451 0.6812 0.7289 0.01503 79520356 20
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=128 0.3737 0.7708 0.8388 0.02407 147147519 13
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=128 0.3882 0.8174 0.9046 0.04452 276472825 7
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=62 0.3888 0.8281 0.9234 0.14444 540874019 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=60 0.3893 0.8345 0.9376 0.26872 1067993514 2
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=128 0.3976 0.8647 0.9891 0.31102 2088678426 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=62 0.3981 0.8654 0.9904 1.05163 4096824733 1
nprobe=1024,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=60 0.3982 0.8643 0.9867 1.70115 4114002227 1
nprobe=4096,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=128 0.3985 0.8675 0.9963 2.08797 15679178330 1
`IVF262144(IVF512,PQ64x4fs,RFlat),PQ32x4fs`
Index size 2614339529code_size 16
log filename: autotune.dbbigann100M.IVF262144_IVF512_PQ64x4fs_RFlat__PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1868 0.4970 0.6740 0.00452 70757470 67
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.0801 0.1549 0.1766 0.00124 4533782 242
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.0810 0.1561 0.1777 0.00133 4531361 227
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.0978 0.1942 0.2210 0.00140 5029719 214
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0988 0.1959 0.2233 0.00148 5025192 204
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1054 0.2246 0.2663 0.00143 9103362 210
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1168 0.2481 0.2918 0.00159 9406983 189
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1256 0.2689 0.3193 0.00161 9387092 187
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1283 0.2759 0.3282 0.00183 9350660 165
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1346 0.2913 0.3448 0.00202 10030492 149
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1423 0.3272 0.4016 0.00202 18214251 149
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1504 0.3554 0.4406 0.00205 18142735 147
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1525 0.3591 0.4463 0.00222 18097086 135
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1577 0.3958 0.5076 0.00270 35891861 112
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1607 0.3821 0.4734 0.00297 20053116 101
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1668 0.4251 0.5429 0.00303 36424227 99
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1679 0.4315 0.5531 0.00362 37639556 84
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1718 0.4456 0.5927 0.00391 71239360 77
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1743 0.4496 0.5808 0.00316 36134395 95
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1792 0.4623 0.6001 0.00391 37244068 77
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1823 0.4835 0.6471 0.00430 71558587 70
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1868 0.4970 0.6740 0.00437 70758018 69
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1886 0.5126 0.6956 0.00493 71866281 61
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1910 0.5162 0.6999 0.00626 74355409 48
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1929 0.5310 0.7469 0.00627 139395624 48
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1965 0.5359 0.7522 0.00696 142335691 44
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2003 0.5588 0.7893 0.00846 142543056 36
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2007 0.5748 0.8353 0.01086 275411435 28
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2017 0.5816 0.8461 0.01220 277314844 25
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2031 0.5845 0.8516 0.01609 281316339 19
`IVF65536_HNSW32,PQ16`
Index size 2452047465code_size 16
log filename: autotune.dbbigann100M.IVF65536_HNSW32_PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3615 0.7940 0.8901 0.04618 538008730 7
nprobe=1,quantizer_efSearch=4,ht=60 0.1657 0.2692 0.2760 0.00308 17152932 98
nprobe=2,quantizer_efSearch=4,ht=46 0.1730 0.2696 0.2781 0.00324 34382748 93
nprobe=1,quantizer_efSearch=8,ht=58 0.1771 0.2869 0.2936 0.00324 17119550 93
nprobe=1,quantizer_efSearch=16,ht=58 0.1803 0.2913 0.2981 0.00386 17095184 78
nprobe=1,quantizer_efSearch=16,ht=128 0.1815 0.2956 0.3028 0.00370 17095184 82
nprobe=2,quantizer_efSearch=4,ht=128 0.2173 0.3796 0.3958 0.00415 34382748 73
nprobe=2,quantizer_efSearch=16,ht=52 0.2282 0.3861 0.3992 0.00470 34242041 64
nprobe=4,quantizer_efSearch=4,ht=50 0.2366 0.4215 0.4401 0.00556 68661451 54
nprobe=2,quantizer_efSearch=16,ht=62 0.2372 0.4180 0.4354 0.00560 34242041 54
nprobe=4,quantizer_efSearch=8,ht=50 0.2570 0.4609 0.4803 0.00593 68486621 51
nprobe=4,quantizer_efSearch=16,ht=50 0.2608 0.4685 0.4881 0.00642 68375019 47
nprobe=4,quantizer_efSearch=8,ht=64 0.2777 0.5333 0.5652 0.00818 68486621 37
nprobe=8,quantizer_efSearch=8,ht=48 0.2817 0.5098 0.5342 0.00957 136831978 32
nprobe=8,quantizer_efSearch=8,ht=128 0.3165 0.6418 0.6938 0.00987 136831978 31
nprobe=8,quantizer_efSearch=16,ht=56 0.3225 0.6467 0.6942 0.01193 136630469 26
nprobe=8,quantizer_efSearch=32,ht=56 0.3230 0.6496 0.6973 0.01290 136477152 24
nprobe=8,quantizer_efSearch=16,ht=60 0.3247 0.6582 0.7099 0.01355 136630469 23
nprobe=16,quantizer_efSearch=16,ht=60 0.3453 0.7354 0.8089 0.02392 271735245 13
nprobe=16,quantizer_efSearch=64,ht=64 0.3487 0.7470 0.8237 0.03001 271276848 10
nprobe=32,quantizer_efSearch=16,ht=128 0.3589 0.7895 0.8853 0.03759 538702647 8
nprobe=32,quantizer_efSearch=32,ht=60 0.3615 0.7940 0.8901 0.04459 538008730 7
nprobe=32,quantizer_efSearch=256,ht=58 0.3622 0.7938 0.8883 0.05493 537581097 6
nprobe=32,quantizer_efSearch=256,ht=64 0.3627 0.8005 0.8994 0.06435 537581097 5
nprobe=64,quantizer_efSearch=32,ht=56 0.3644 0.8101 0.9147 0.07221 1064058895 5
nprobe=64,quantizer_efSearch=128,ht=60 0.3674 0.8272 0.9431 0.08736 1062710661 4
nprobe=64,quantizer_efSearch=512,ht=128 0.3682 0.8312 0.9496 0.09330 1062602709 4
nprobe=128,quantizer_efSearch=256,ht=128 0.3710 0.8443 0.9760 0.12342 2092063097 3
nprobe=256,quantizer_efSearch=128,ht=58 0.3718 0.8428 0.9760 0.28481 4110477857 2
nprobe=256,quantizer_efSearch=512,ht=58 0.3720 0.8433 0.9769 0.30882 4107967780 1
nprobe=512,quantizer_efSearch=512,ht=128 0.3731 0.8518 0.9936 0.53456 8055692320 1
`IVF65536_HNSW32,PQ32x4fs`
Index size 2468761221code_size 16
log filename: autotune.dbbigann100M.IVF65536_HNSW32_PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1651 0.4183 0.5470 0.00385 68479507 78
nprobe=2,quantizer_efSearch=4 0.1340 0.3127 0.3878 0.00242 34374421 125
nprobe=2,quantizer_efSearch=8 0.1446 0.3381 0.4200 0.00273 34286453 110
nprobe=2,quantizer_efSearch=16 0.1475 0.3441 0.4267 0.00331 34238920 91
nprobe=4,quantizer_efSearch=4 0.1515 0.3805 0.4962 0.00347 68625881 87
nprobe=4,quantizer_efSearch=8 0.1651 0.4183 0.5470 0.00383 68479507 79
nprobe=4,quantizer_efSearch=16 0.1682 0.4260 0.5568 0.00437 68370381 69
nprobe=8,quantizer_efSearch=4 0.1767 0.4709 0.6476 0.00523 136935961 58
nprobe=8,quantizer_efSearch=8 0.1814 0.4832 0.6648 0.00526 136812349 58
nprobe=8,quantizer_efSearch=16 0.1868 0.4967 0.6843 0.00585 136622814 52
nprobe=8,quantizer_efSearch=32 0.1875 0.4994 0.6885 0.00707 136470427 43
nprobe=16,quantizer_efSearch=8 0.1914 0.5336 0.7580 0.00736 272111676 41
nprobe=16,quantizer_efSearch=16 0.1923 0.5426 0.7730 0.00800 271733407 38
nprobe=32,quantizer_efSearch=8 0.1967 0.5547 0.8065 0.00949 539867179 32
nprobe=32,quantizer_efSearch=16 0.1988 0.5687 0.8322 0.00974 538654762 31
nprobe=32,quantizer_efSearch=32 0.2012 0.5760 0.8433 0.01081 537985499 29
nprobe=32,quantizer_efSearch=64 0.2024 0.5775 0.8453 0.01524 537674417 20
nprobe=64,quantizer_efSearch=32 0.2028 0.5889 0.8792 0.01525 1064032467 20
nprobe=32,quantizer_efSearch=128 0.2030 0.5784 0.8464 0.02033 537590528 15
nprobe=64,quantizer_efSearch=128 0.2049 0.5929 0.8851 0.02606 1062689884 12
nprobe=128,quantizer_efSearch=128 0.2071 0.5975 0.9026 0.02970 2092307879 11
nprobe=256,quantizer_efSearch=128 0.2074 0.5993 0.9101 0.03704 4110399404 9
`OPQ16_64,IVF1048576_HNSW32,PQ16`
Index size 2962284464code_size 16
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_HNSW32_PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3768 0.6838 0.7070 0.03115 36269600 10
nprobe=2,quantizer_efSearch=4,ht=128 0.1611 0.2238 0.2256 0.00296 2319566 102
nprobe=4,quantizer_efSearch=8,ht=50 0.1689 0.2279 0.2298 0.00521 4625139 58
nprobe=4,quantizer_efSearch=8,ht=52 0.1910 0.2634 0.2654 0.00530 4625139 57
nprobe=4,quantizer_efSearch=8,ht=64 0.2324 0.3510 0.3544 0.00563 4625139 54
nprobe=8,quantizer_efSearch=8,ht=128 0.2783 0.4575 0.4647 0.00550 9240115 55
nprobe=8,quantizer_efSearch=16,ht=56 0.2817 0.4380 0.4431 0.00999 9193256 31
nprobe=8,quantizer_efSearch=16,ht=60 0.2926 0.4735 0.4801 0.00992 9193256 31
nprobe=8,quantizer_efSearch=32,ht=64 0.2986 0.4867 0.4945 0.01317 9159574 23
nprobe=16,quantizer_efSearch=4,ht=62 0.3079 0.5255 0.5378 0.01448 18393420 21
nprobe=32,quantizer_efSearch=16,ht=128 0.3714 0.6799 0.7061 0.01470 36384169 21
nprobe=32,quantizer_efSearch=32,ht=60 0.3768 0.6838 0.7070 0.02960 36269600 11
nprobe=128,quantizer_efSearch=16,ht=128 0.4006 0.7710 0.8168 0.04338 142516548 7
nprobe=64,quantizer_efSearch=128,ht=62 0.4092 0.7780 0.8178 0.06711 71522585 5
nprobe=128,quantizer_efSearch=256,ht=128 0.4274 0.8425 0.8996 0.07848 141058684 4
nprobe=256,quantizer_efSearch=128,ht=58 0.4294 0.8445 0.8977 0.20825 278301157 2
nprobe=256,quantizer_efSearch=128,ht=64 0.4332 0.8718 0.9401 0.20743 278301157 2
nprobe=512,quantizer_efSearch=512,ht=128 0.4374 0.8925 0.9721 0.24586 545083377 2
nprobe=4096,quantizer_efSearch=512,ht=128 0.4395 0.9045 0.9954 1.33114 4041055155 1
`OPQ16_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ16`
Index size 2702633460code_size 16
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3944 0.7726 0.8137 0.09414 150090504 4
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=12 0.0003 0.0003 0.0003 0.00248 1530721 122
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=58 0.0906 0.1201 0.1202 0.00254 1533428 119
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=52 0.0930 0.1174 0.1174 0.00262 2606862 115
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=58 0.1295 0.1793 0.1803 0.00280 2693384 108
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=60 0.1749 0.2455 0.2466 0.00328 5149779 92
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=60 0.1829 0.2560 0.2575 0.00425 7861711 71
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=64 0.1957 0.2912 0.2929 0.00553 10188492 55
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=4,ht=54 0.1984 0.2893 0.2911 0.00545 6074192 56
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=32,ht=128 0.2782 0.4603 0.4673 0.00747 20088842 41
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=128 0.2943 0.4898 0.4979 0.00732 20032467 41
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=56 0.3207 0.5362 0.5460 0.01828 21208323 17
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=64 0.3405 0.6006 0.6164 0.01975 23871410 16
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=58 0.3617 0.6554 0.6741 0.02638 42060379 12
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=58 0.3641 0.6703 0.6922 0.04464 41896344 7
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=58 0.3873 0.7395 0.7724 0.05385 77551364 6
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=128 0.3953 0.7786 0.8230 0.03889 154010529 8
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=512,ht=62 0.3957 0.7760 0.8189 0.08314 235218131 4
nprobe=64,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=64 0.3966 0.7793 0.8232 0.12811 235216961 3
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=512,ht=62 0.4123 0.8360 0.8927 0.13614 304855073 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=128 0.4248 0.8933 0.9738 0.20092 628061562 2
nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=64 0.4258 0.8996 0.9854 0.89343 1111147155 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=512,ht=64 0.4261 0.9026 0.9923 1.55820 2247233319 1
nprobe=4096,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=128 0.4265 0.9050 0.9985 3.73839 4240199164 1
`OPQ16_64,IVF262144_HNSW32,PQ16`
Index size 2540647600code_size 16
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_HNSW32_PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3923 0.7759 0.8194 0.02961 136893191 11
nprobe=2,quantizer_efSearch=4,ht=46 0.1192 0.1576 0.1595 0.00249 8672707 121
nprobe=2,quantizer_efSearch=4,ht=128 0.2043 0.3112 0.3154 0.00262 8672707 115
nprobe=2,quantizer_efSearch=16,ht=54 0.2120 0.3079 0.3113 0.00398 8626216 76
nprobe=2,quantizer_efSearch=16,ht=62 0.2271 0.3450 0.3494 0.00434 8626216 70
nprobe=4,quantizer_efSearch=8,ht=52 0.2438 0.3744 0.3796 0.00463 17321476 65
nprobe=4,quantizer_efSearch=8,ht=64 0.2734 0.4564 0.4648 0.00549 17321476 55
nprobe=8,quantizer_efSearch=8,ht=128 0.3212 0.5713 0.5886 0.00572 34576866 53
nprobe=8,quantizer_efSearch=16,ht=56 0.3235 0.5620 0.5754 0.00912 34484453 33
nprobe=8,quantizer_efSearch=16,ht=60 0.3312 0.5886 0.6055 0.00924 34484453 33
nprobe=8,quantizer_efSearch=32,ht=64 0.3357 0.5987 0.6176 0.01161 34438629 26
nprobe=16,quantizer_efSearch=4,ht=62 0.3364 0.6306 0.6559 0.01556 69107401 20
nprobe=16,quantizer_efSearch=16,ht=60 0.3611 0.6861 0.7145 0.01582 68915281 19
nprobe=32,quantizer_efSearch=16,ht=128 0.3871 0.7705 0.8171 0.01815 137109397 17
nprobe=32,quantizer_efSearch=32,ht=60 0.3923 0.7759 0.8194 0.03045 136893191 10
nprobe=32,quantizer_efSearch=256,ht=64 0.3948 0.7873 0.8343 0.05125 136718644 6
nprobe=64,quantizer_efSearch=32,ht=56 0.4013 0.7952 0.8419 0.05368 271429654 6
nprobe=128,quantizer_efSearch=16,ht=128 0.4035 0.8315 0.9006 0.06310 537978050 5
nprobe=64,quantizer_efSearch=128,ht=62 0.4090 0.8380 0.9000 0.06476 270909381 5
nprobe=128,quantizer_efSearch=256,ht=128 0.4195 0.8735 0.9519 0.08040 535282917 4
nprobe=256,quantizer_efSearch=128,ht=64 0.4218 0.8897 0.9760 0.23828 1056051298 2
nprobe=512,quantizer_efSearch=128,ht=60 0.4233 0.8910 0.9772 0.41014 2079149370 1
nprobe=512,quantizer_efSearch=512,ht=60 0.4242 0.8925 0.9793 0.44397 2074533052 1
`OPQ16_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ16`
Index size 2475867636code_size 16
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4091 0.8342 0.8922 0.05927 292063200 6
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2,ht=46 0.0832 0.1067 0.1077 0.00256 4698767 117
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4,ht=58 0.1229 0.1706 0.1713 0.00266 5049801 113
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4,ht=64 0.1250 0.1760 0.1769 0.00258 5049797 117
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=50 0.1277 0.1764 0.1785 0.00283 8942615 106
nprobe=1,quantizer_k_factor_rf=64,quantizer_nprobe=4,ht=56 0.1523 0.2110 0.2123 0.00295 5026577 102
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=128 0.1651 0.2340 0.2355 0.00318 7027489 95
nprobe=2,quantizer_k_factor_rf=64,quantizer_nprobe=2,ht=58 0.1889 0.2902 0.2938 0.00361 9071254 84
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=62 0.2227 0.3447 0.3487 0.00382 11357125 79
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=128 0.2385 0.3935 0.4032 0.00398 17819211 76
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=64 0.2661 0.4421 0.4514 0.00563 18799533 54
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=58 0.2715 0.4486 0.4579 0.00579 18726237 52
nprobe=4,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=62 0.2799 0.4680 0.4784 0.00753 20017943 40
nprobe=8,quantizer_k_factor_rf=32,quantizer_nprobe=8,ht=54 0.3096 0.5230 0.5356 0.00952 36023294 32
nprobe=8,quantizer_k_factor_rf=64,quantizer_nprobe=32,ht=128 0.3334 0.6000 0.6199 0.01254 39812865 24
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=128 0.3601 0.6859 0.7156 0.01255 79567159 24
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=128 0.3944 0.7882 0.8345 0.02111 147505611 15
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=128 0.3947 0.7895 0.8361 0.02644 178017201 12
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=128 0.4099 0.8389 0.9023 0.03696 276979496 9
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=128 0.4118 0.8419 0.9058 0.04293 281803281 7
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=60 0.4127 0.8603 0.9329 0.21110 1068515081 2
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=56 0.4148 0.8521 0.9183 0.22759 1077043750 2
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=60 0.4206 0.8840 0.9666 0.23938 1097406724 2
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=128 0.4238 0.8976 0.9909 0.25235 2089280441 2
nprobe=4096,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=128 0.4243 0.9014 0.9986 1.69141 15661535023 1
`OPQ16_64,IVF65536_HNSW32,PQ16`
Index size 2435237552code_size 16
log filename: autotune.dbbigann100M.OPQ16_64_IVF65536_HNSW32_PQ16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3920 0.8224 0.8940 0.03785 538450980 8
nprobe=1,quantizer_efSearch=8,ht=34 0.0230 0.0307 0.0319 0.00249 17146294 121
nprobe=1,quantizer_efSearch=4,ht=60 0.1798 0.2762 0.2817 0.00254 17160721 119
nprobe=1,quantizer_efSearch=8,ht=58 0.1881 0.2896 0.2951 0.00259 17146294 116
nprobe=1,quantizer_efSearch=16,ht=58 0.1896 0.2925 0.2980 0.00296 17123045 102
nprobe=1,quantizer_efSearch=16,ht=128 0.1911 0.2965 0.3026 0.00307 17123045 98
nprobe=2,quantizer_efSearch=16,ht=54 0.2458 0.3987 0.4078 0.00377 34263640 80
nprobe=2,quantizer_efSearch=16,ht=62 0.2543 0.4258 0.4386 0.00463 34263640 65
nprobe=4,quantizer_efSearch=8,ht=50 0.2653 0.4359 0.4467 0.00485 68686619 62
nprobe=4,quantizer_efSearch=8,ht=52 0.2821 0.4794 0.4930 0.00514 68686619 59
nprobe=4,quantizer_efSearch=8,ht=64 0.3004 0.5431 0.5654 0.00723 68686619 42
nprobe=8,quantizer_efSearch=8,ht=128 0.3398 0.6575 0.6965 0.00938 137100821 32
nprobe=8,quantizer_efSearch=16,ht=56 0.3405 0.6537 0.6880 0.01001 136866520 30
nprobe=8,quantizer_efSearch=32,ht=56 0.3415 0.6571 0.6912 0.01061 136756586 29
nprobe=8,quantizer_efSearch=16,ht=60 0.3452 0.6707 0.7102 0.01137 136866520 27
nprobe=8,quantizer_efSearch=32,ht=64 0.3464 0.6774 0.7177 0.01380 136756586 22
nprobe=16,quantizer_efSearch=4,ht=62 0.3584 0.7114 0.7627 0.02161 272598610 14
nprobe=16,quantizer_efSearch=16,ht=60 0.3718 0.7578 0.8127 0.02041 271997358 15
nprobe=16,quantizer_efSearch=64,ht=64 0.3747 0.7684 0.8252 0.02521 271625771 12
nprobe=32,quantizer_efSearch=8,ht=54 0.3751 0.7474 0.7971 0.03185 540138283 10
nprobe=32,quantizer_efSearch=16,ht=128 0.3900 0.8161 0.8896 0.03130 539205858 10
nprobe=32,quantizer_efSearch=32,ht=60 0.3920 0.8224 0.8940 0.03814 538450980 8
nprobe=32,quantizer_efSearch=256,ht=64 0.3939 0.8275 0.9022 0.05673 538074041 6
nprobe=64,quantizer_efSearch=32,ht=56 0.3982 0.8354 0.9100 0.06364 1063892817 5
nprobe=64,quantizer_efSearch=128,ht=60 0.4031 0.8591 0.9459 0.07527 1062647610 4
nprobe=64,quantizer_efSearch=128,ht=62 0.4039 0.8605 0.9497 0.08142 1062647610 4
nprobe=64,quantizer_efSearch=512,ht=128 0.4041 0.8619 0.9522 0.09042 1062543522 4
nprobe=128,quantizer_efSearch=256,ht=128 0.4083 0.8792 0.9801 0.12801 2090857691 3
nprobe=256,quantizer_efSearch=128,ht=64 0.4094 0.8857 0.9913 0.31999 4106265311 1
nprobe=512,quantizer_efSearch=512,ht=128 0.4101 0.8889 0.9968 0.46397 8043809388 1
nprobe=2048,quantizer_efSearch=256,ht=128 0.4103 0.8890 0.9974 1.65387 30262717972 1
`OPQ32_64,IVF1048576_HNSW32,PQ32x4fs`
Index size 3231190988code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF1048576_HNSW32_PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1328 0.3005 0.3526 0.00272 4661143 111
nprobe=2,quantizer_efSearch=4 0.0979 0.1983 0.2244 0.00170 2342522 177
nprobe=4,quantizer_efSearch=4 0.1178 0.2627 0.3089 0.00197 4680736 153
nprobe=4,quantizer_efSearch=8 0.1328 0.3005 0.3526 0.00272 4661143 111
nprobe=8,quantizer_efSearch=4 0.1524 0.3638 0.4445 0.00277 9317464 109
nprobe=8,quantizer_efSearch=8 0.1559 0.3738 0.4578 0.00316 9309683 95
nprobe=16,quantizer_efSearch=4 0.1684 0.4160 0.5315 0.00364 18523435 83
nprobe=16,quantizer_efSearch=8 0.1770 0.4497 0.5743 0.00444 18493490 68
nprobe=16,quantizer_efSearch=16 0.1806 0.4624 0.5912 0.00536 18446027 57
nprobe=32,quantizer_efSearch=8 0.1837 0.4897 0.6503 0.00591 36718201 51
nprobe=32,quantizer_efSearch=16 0.1912 0.5131 0.6831 0.00783 36570204 39
nprobe=64,quantizer_efSearch=16 0.1935 0.5367 0.7502 0.00894 72489895 34
nprobe=32,quantizer_efSearch=32 0.1955 0.5225 0.6971 0.00891 36440841 34
nprobe=64,quantizer_efSearch=32 0.1994 0.5531 0.7753 0.01140 72187725 27
nprobe=128,quantizer_efSearch=64 0.2043 0.5878 0.8436 0.02087 142133472 15
nprobe=256,quantizer_efSearch=64 0.2044 0.5958 0.8736 0.02575 280570557 12
nprobe=128,quantizer_efSearch=128 0.2051 0.5924 0.8507 0.02791 141719767 11
nprobe=256,quantizer_efSearch=128 0.2058 0.6053 0.8880 0.03542 279350448 9
nprobe=128,quantizer_efSearch=256 0.2065 0.5941 0.8529 0.04524 141549474 7
nprobe=256,quantizer_efSearch=256 0.2073 0.6058 0.8903 0.05139 278712273 6
`OPQ32_64,IVF1048576_HNSW32,PQ32x4fsr`
Index size 3231199692code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF1048576_HNSW32_PQ32x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3311 0.5957 0.6165 0.01332 18264578 23
nprobe=1,quantizer_efSearch=4 0.1121 0.1522 0.1528 0.00238 1158557 127
nprobe=1,quantizer_efSearch=16 0.1266 0.1716 0.1722 0.00577 1148848 53
nprobe=2,quantizer_efSearch=16 0.1772 0.2565 0.2592 0.00601 2298792 50
nprobe=4,quantizer_efSearch=16 0.2280 0.3614 0.3669 0.00667 4597569 45
nprobe=8,quantizer_efSearch=16 0.2843 0.4796 0.4910 0.00745 9191336 41
nprobe=16,quantizer_efSearch=16 0.3262 0.5865 0.6073 0.00941 18329987 32
nprobe=16,quantizer_efSearch=32 0.3311 0.5957 0.6165 0.01302 18264578 24
nprobe=32,quantizer_efSearch=16 0.3536 0.6744 0.7078 0.01933 36389803 16
nprobe=32,quantizer_efSearch=32 0.3599 0.6877 0.7214 0.02182 36270558 14
nprobe=32,quantizer_efSearch=64 0.3644 0.6957 0.7299 0.02767 36185384 11
nprobe=64,quantizer_efSearch=16 0.3729 0.7328 0.7805 0.03040 72139698 10
nprobe=64,quantizer_efSearch=128 0.3893 0.7718 0.8237 0.05181 71525458 6
nprobe=128,quantizer_efSearch=128 0.4059 0.8287 0.8982 0.08903 141217222 4
nprobe=128,quantizer_efSearch=256 0.4060 0.8292 0.8998 0.11379 141062555 3
nprobe=256,quantizer_efSearch=128 0.4098 0.8605 0.9417 0.15400 278324331 2
nprobe=256,quantizer_efSearch=256 0.4108 0.8627 0.9456 0.17073 277752330 2
nprobe=256,quantizer_efSearch=512 0.4110 0.8635 0.9465 0.20103 277563108 2
nprobe=512,quantizer_efSearch=128 0.4115 0.8702 0.9636 0.26214 547961359 2
nprobe=512,quantizer_efSearch=256 0.4130 0.8761 0.9702 0.26685 545978833 2
nprobe=1024,quantizer_efSearch=256 0.4149 0.8835 0.9846 0.47892 1072470102 1
`OPQ32_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ32x4fs`
Index size 2971788304code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1379 0.3095 0.3651 0.00266 10801938 113
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.0773 0.1440 0.1551 0.00137 1895059 219
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0793 0.1565 0.1740 0.00144 2704583 209
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.0821 0.1648 0.1849 0.00148 2698746 204
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.0836 0.1672 0.1882 0.00154 2696249 196
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0847 0.1530 0.1646 0.00157 2603679 192
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0983 0.1975 0.2211 0.00154 3061303 196
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1118 0.2212 0.2454 0.00186 3760451 162
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1162 0.2479 0.2865 0.00186 5396634 162
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1187 0.2569 0.3006 0.00192 5388656 156
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1272 0.2726 0.3136 0.00208 6097067 144
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1318 0.2869 0.3341 0.00213 6088482 141
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1353 0.2857 0.3294 0.00245 7468453 123
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1379 0.3095 0.3651 0.00257 10801327 117
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1490 0.3465 0.4177 0.00268 10743643 112
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1534 0.3605 0.4417 0.00312 10702309 97
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1606 0.3824 0.4647 0.00325 12069395 93
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1608 0.4009 0.5100 0.00387 19971906 78
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1638 0.4131 0.5279 0.00406 19911541 75
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1645 0.3889 0.4749 0.00427 12051548 71
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1784 0.4528 0.5795 0.00527 21215557 57
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1836 0.4646 0.5952 0.00530 23916403 57
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1847 0.4716 0.6025 0.00616 23883265 49
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.1851 0.4720 0.6036 0.00728 23879865 42
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1959 0.5237 0.6975 0.00793 41983740 38
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1968 0.5252 0.7004 0.00887 41943177 34
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1985 0.5302 0.7065 0.00959 47198494 32
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.1987 0.5309 0.7092 0.01068 47159625 29
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1996 0.5478 0.7634 0.01011 77910500 30
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2007 0.5548 0.7751 0.01128 77679120 27
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2024 0.5558 0.7754 0.01166 82995962 26
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2037 0.5637 0.7882 0.01307 82759869 23
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2040 0.5588 0.7787 0.01444 93250563 21
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2056 0.5910 0.8478 0.02032 152702213 15
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2069 0.5868 0.8420 0.02347 183510019 13
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2075 0.5950 0.8543 0.02325 162826195 13
`OPQ32_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ32x4fsr`
Index size 2971642896code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ32x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2473 0.4075 0.4141 0.00447 12128035 68
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0926 0.1212 0.1217 0.00165 1532911 182
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.0990 0.1289 0.1293 0.00174 1899341 173
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1083 0.1426 0.1431 0.00178 1892901 169
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1137 0.1504 0.1510 0.00184 1888690 164
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1144 0.1571 0.1581 0.00196 2705484 154
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1258 0.1754 0.1771 0.00199 2701213 151
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1357 0.1883 0.1895 0.00206 3069870 146
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1575 0.2231 0.2253 0.00236 3052356 128
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1640 0.2295 0.2319 0.00236 3761183 128
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1684 0.2383 0.2406 0.00245 3756672 123
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1725 0.2445 0.2471 0.00263 3755708 115
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1765 0.2640 0.2672 0.00263 5411981 115
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1917 0.2912 0.2950 0.00271 5382836 111
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1976 0.3026 0.3064 0.00285 5377328 106
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2088 0.3227 0.3267 0.00295 6081726 102
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2155 0.3345 0.3389 0.00315 6075762 96
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2175 0.3396 0.3443 0.00336 6073921 90
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2299 0.3757 0.3835 0.00385 10033770 78
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2358 0.3842 0.3901 0.00398 10767975 76
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2578 0.4276 0.4356 0.00415 10711694 73
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2715 0.4547 0.4638 0.00470 12071266 64
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2774 0.4660 0.4756 0.00570 14750374 53
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2831 0.4812 0.4917 0.00595 14725667 51
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2902 0.5201 0.5358 0.00634 19910491 48
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2942 0.5199 0.5343 0.00664 21370528 46
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3104 0.5636 0.5823 0.00700 21246634 43
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3148 0.5725 0.5924 0.00748 21220531 41
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3216 0.5825 0.6027 0.00789 23900963 39
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3220 0.5861 0.6069 0.01323 39310736 23
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.3283 0.5974 0.6205 0.01296 29032171 24
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=32 0.3285 0.5976 0.6207 0.01620 29057119 19
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3384 0.6382 0.6665 0.01809 42239886 17
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3396 0.6555 0.6876 0.01791 39340295 17
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3521 0.6805 0.7138 0.01814 41965341 17
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3546 0.6879 0.7230 0.01664 41915789 19
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3586 0.6951 0.7309 0.02032 46918622 15
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3588 0.6968 0.7326 0.02686 77224163 12
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.3589 0.6972 0.7334 0.02772 56937070 11
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3750 0.7523 0.8042 0.03101 77693649 10
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3753 0.7559 0.8076 0.03026 77547338 10
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3808 0.7656 0.8179 0.03725 92750819 9
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.3823 0.7718 0.8245 0.04116 92305861 8
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3828 0.7705 0.8235 0.04177 113072606 8
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.3829 0.7705 0.8234 0.04951 151030543 7
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.3831 0.7721 0.8250 0.05239 151756645 6
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3883 0.7955 0.8569 0.06677 154282083 5
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3894 0.7989 0.8601 0.06884 164093141 5
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3997 0.8243 0.8944 0.07094 161809111 5
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.4007 0.8286 0.8995 0.07399 162253757 5
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.4008 0.8288 0.8998 0.07890 181733162 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.4058 0.8572 0.9413 0.12446 299741562 3
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=512 0.4060 0.8614 0.9473 0.17310 441541703 2
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.4088 0.8760 0.9720 0.23408 587428287 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.4092 0.8752 0.9728 0.24516 587525535 2
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.4094 0.8749 0.9714 0.25878 567902356 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.4099 0.8755 0.9730 0.24970 627868709 2
nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=512 0.4102 0.8760 0.9735 0.34474 709133179 1
`OPQ32_64,IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ32x4fs`
Index size 2988786192code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1522 0.3557 0.4344 0.00255 10717920 118
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0818 0.1616 0.1815 0.00137 2699524 219
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0839 0.1682 0.1896 0.00135 2694756 222
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.0984 0.1955 0.2184 0.00144 3058265 209
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0997 0.2015 0.2269 0.00152 3051221 197
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1096 0.2176 0.2416 0.00168 3763037 179
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1196 0.2596 0.3064 0.00177 5378942 170
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1201 0.2610 0.3081 0.00188 5375780 160
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1303 0.2842 0.3313 0.00197 6089070 153
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1325 0.2892 0.3394 0.00203 6076531 148
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1326 0.2906 0.3411 0.00214 6073083 141
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1334 0.3148 0.3871 0.00258 10005643 117
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1383 0.3010 0.3503 0.00252 7461300 119
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1522 0.3557 0.4344 0.00256 10717346 118
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1532 0.3622 0.4433 0.00277 10693388 109
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1618 0.3798 0.4630 0.00307 12077590 98
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1641 0.4135 0.5294 0.00371 19871834 81
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1642 0.3890 0.4751 0.00334 12040198 90
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1748 0.4451 0.5696 0.00427 21256986 71
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1787 0.4534 0.5802 0.00531 21199233 57
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1855 0.4715 0.6026 0.00536 23864925 56
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1859 0.5009 0.6667 0.00602 39319962 50
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1866 0.4753 0.6078 0.00743 29097167 41
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1963 0.5256 0.7006 0.00793 41899517 38
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1985 0.5317 0.7099 0.01014 47087659 30
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1995 0.5516 0.7719 0.00952 77893265 32
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1998 0.5542 0.7775 0.01000 77539171 30
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1999 0.5544 0.7778 0.01109 77509556 28
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2028 0.5643 0.7915 0.01233 82484854 25
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.2039 0.5760 0.8239 0.01519 148485409 20
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2055 0.5922 0.8496 0.02122 152227628 15
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2069 0.5961 0.8562 0.02424 161850836 13
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.2082 0.5952 0.8526 0.02553 183010605 12
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.2083 0.6069 0.8897 0.04265 359361251 8
`OPQ32_64,IVF262144_HNSW32,PQ32x4fs`
Index size 2607822028code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF262144_HNSW32_PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1547 0.3712 0.4580 0.00215 17370283 140
nprobe=2,quantizer_efSearch=4 0.1231 0.2643 0.3129 0.00136 8698675 220
nprobe=4,quantizer_efSearch=4 0.1446 0.3349 0.4147 0.00171 17400578 176
nprobe=4,quantizer_efSearch=8 0.1547 0.3712 0.4580 0.00216 17370283 139
nprobe=8,quantizer_efSearch=4 0.1702 0.4328 0.5574 0.00254 34700845 119
nprobe=8,quantizer_efSearch=8 0.1743 0.4449 0.5739 0.00279 34660980 108
nprobe=8,quantizer_efSearch=16 0.1802 0.4634 0.5957 0.00363 34552893 83
nprobe=16,quantizer_efSearch=8 0.1860 0.5042 0.6810 0.00412 69152708 73
nprobe=16,quantizer_efSearch=16 0.1896 0.5175 0.6987 0.00472 69035654 64
nprobe=32,quantizer_efSearch=8 0.1907 0.5375 0.7473 0.00593 137649205 51
nprobe=32,quantizer_efSearch=16 0.1967 0.5638 0.7843 0.00690 137368880 44
nprobe=32,quantizer_efSearch=32 0.1980 0.5690 0.7950 0.00799 137139695 38
nprobe=64,quantizer_efSearch=16 0.2000 0.5811 0.8333 0.00974 272543939 31
nprobe=64,quantizer_efSearch=32 0.2034 0.5912 0.8524 0.01106 271921058 28
nprobe=64,quantizer_efSearch=64 0.2046 0.5957 0.8580 0.01359 271492615 23
nprobe=128,quantizer_efSearch=64 0.2053 0.6077 0.8951 0.01915 536870599 16
nprobe=128,quantizer_efSearch=256 0.2057 0.6099 0.8981 0.03763 536034876 8
nprobe=128,quantizer_efSearch=512 0.2059 0.6100 0.8982 0.06291 536016255 5
nprobe=1024,quantizer_efSearch=256 0.2060 0.6173 0.9293 0.08415 4080412198 4
`OPQ32_64,IVF262144_HNSW32,PQ32x4fsr`
Index size 2607656652code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF262144_HNSW32_PQ32x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3469 0.6899 0.7323 0.01118 68817820 27
nprobe=1,quantizer_efSearch=4 0.1439 0.2142 0.2168 0.00182 4318643 166
nprobe=1,quantizer_efSearch=16 0.1603 0.2354 0.2381 0.00393 4299665 77
nprobe=2,quantizer_efSearch=16 0.2181 0.3458 0.3526 0.00429 8622492 70
nprobe=4,quantizer_efSearch=16 0.2717 0.4680 0.4828 0.00497 17286385 61
nprobe=8,quantizer_efSearch=16 0.3143 0.5850 0.6134 0.00626 34493374 48
nprobe=8,quantizer_efSearch=32 0.3171 0.5901 0.6189 0.00862 34436632 35
nprobe=16,quantizer_efSearch=16 0.3425 0.6828 0.7242 0.00863 68931089 35
nprobe=16,quantizer_efSearch=32 0.3469 0.6899 0.7323 0.01117 68817820 27
nprobe=16,quantizer_efSearch=64 0.3480 0.6924 0.7347 0.01533 68783897 20
nprobe=32,quantizer_efSearch=16 0.3648 0.7601 0.8180 0.01863 137107820 17
nprobe=32,quantizer_efSearch=32 0.3692 0.7694 0.8291 0.02064 136895232 15
nprobe=32,quantizer_efSearch=64 0.3711 0.7735 0.8338 0.02475 136779281 13
nprobe=64,quantizer_efSearch=16 0.3729 0.7996 0.8739 0.03026 272022399 10
nprobe=64,quantizer_efSearch=64 0.3836 0.8226 0.9025 0.03835 271094717 8
nprobe=64,quantizer_efSearch=128 0.3842 0.8236 0.9040 0.04628 270941246 7
nprobe=64,quantizer_efSearch=256 0.3850 0.8242 0.9044 0.06125 270902278 5
nprobe=128,quantizer_efSearch=64 0.3891 0.8514 0.9457 0.07044 536028507 5
nprobe=128,quantizer_efSearch=128 0.3914 0.8545 0.9496 0.07669 535450659 4
nprobe=128,quantizer_efSearch=256 0.3917 0.8547 0.9499 0.09442 535283897 4
nprobe=256,quantizer_efSearch=64 0.3932 0.8633 0.9685 0.12573 1058198192 3
nprobe=256,quantizer_efSearch=128 0.3961 0.8681 0.9756 0.13439 1056068047 3
nprobe=512,quantizer_efSearch=128 0.3965 0.8745 0.9867 0.23779 2079150882 2
`OPQ32_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ32x4fs`
Index size 2542921232code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2011 0.5757 0.8188 0.01202 282240391 25
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.0772 0.1520 0.1742 0.00135 4524946 223
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.0995 0.2005 0.2276 0.00140 5025278 215
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1036 0.2070 0.2345 0.00156 5702162 193
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1202 0.2589 0.3030 0.00161 9409287 187
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1251 0.2693 0.3139 0.00162 10061043 186
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1299 0.2807 0.3317 0.00160 9381105 189
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1306 0.2862 0.3359 0.00177 10055613 170
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1344 0.2913 0.3425 0.00196 10036174 153
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1347 0.3080 0.3674 0.00200 18297308 150
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1529 0.3603 0.4423 0.00221 18135776 136
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1547 0.3637 0.4470 0.00262 20088605 115
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1604 0.3826 0.4700 0.00266 20044665 113
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1686 0.4261 0.5459 0.00284 35549313 106
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1757 0.4434 0.5664 0.00292 36187137 103
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1812 0.4634 0.5969 0.00352 37306527 86
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1871 0.4991 0.6706 0.00430 70948170 70
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1899 0.5138 0.6916 0.00480 72068203 63
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1906 0.5215 0.7044 0.00500 71860879 60
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1912 0.5236 0.7068 0.00548 71778914 55
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1923 0.5410 0.7492 0.00655 139751403 46
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1925 0.5445 0.7549 0.00706 139340279 43
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1993 0.5681 0.7917 0.00785 142953496 39
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2006 0.5695 0.7934 0.00918 147997019 33
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.2011 0.5757 0.8188 0.01104 282240391 28
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2019 0.5901 0.8463 0.01136 275323044 27
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2053 0.5974 0.8604 0.01215 277196487 25
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2063 0.6001 0.8634 0.01378 282004788 22
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2066 0.6096 0.8954 0.02132 558604513 15
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.2069 0.6103 0.9032 0.03002 1122236638 10
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.2072 0.6191 0.9292 0.10095 2117460369 3
`OPQ32_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ32x4fsr`
Index size 2542906896code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ32x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3894 0.8272 0.9054 0.03177 281813332 10
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1857 0.2830 0.2884 0.00153 9450427 197
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1884 0.2950 0.3034 0.00151 9072893 199
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2100 0.3285 0.3367 0.00153 9380618 197
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2105 0.3257 0.3330 0.00163 10048922 184
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2175 0.3390 0.3474 0.00179 10036950 168
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2584 0.4345 0.4492 0.00200 18119084 151
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2593 0.4370 0.4518 0.00210 18113185 143
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2674 0.4550 0.4704 0.00223 18739145 135
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2688 0.4577 0.4733 0.00262 18727192 115
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2734 0.4644 0.4795 0.00292 20033413 103
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2914 0.5239 0.5458 0.00297 36373094 101
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3076 0.5639 0.5895 0.00308 36098891 98
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.3117 0.5763 0.6027 0.00338 36016164 89
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3142 0.5776 0.6039 0.00353 37331494 85
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3169 0.5877 0.6152 0.00369 37267461 82
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3179 0.5892 0.6167 0.00402 37254780 75
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3200 0.6112 0.6462 0.00475 70258033 64
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3394 0.6648 0.7044 0.00514 70651546 59
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3471 0.6869 0.7282 0.00563 71764828 54
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3480 0.6873 0.7288 0.00590 71750709 51
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3500 0.6931 0.7348 0.00640 74259495 47
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3503 0.6939 0.7357 0.00801 79340580 38
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.3509 0.6936 0.7355 0.00804 74204349 38
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3596 0.7325 0.7842 0.01513 139432849 20
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3615 0.7393 0.7900 0.01515 141804819 20
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3708 0.7640 0.8203 0.01591 140263271 19
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3723 0.7704 0.8288 0.01585 142597185 19
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3738 0.7744 0.8337 0.01637 142386708 19
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3740 0.7756 0.8353 0.01890 157687159 16
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3802 0.8066 0.8785 0.03457 295470085 9
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3885 0.8234 0.9012 0.03049 282074443 10
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.3894 0.8272 0.9054 0.03624 281738708 9
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.3896 0.8269 0.9053 0.03815 291979333 8
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3926 0.8514 0.9419 0.06557 542879636 5
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3941 0.8448 0.9314 0.06242 554925093 5
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3951 0.8684 0.9705 0.11969 1064705243 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3960 0.8742 0.9778 0.12358 1077766232 3
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3961 0.8653 0.9653 0.12150 1084209943 3
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.3965 0.8742 0.9783 0.13556 1076810726 3
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.3966 0.8743 0.9783 0.12126 1097390843 3
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3983 0.8776 0.9858 0.19512 2122937599 2
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3989 0.8810 0.9935 0.39006 4158582373 1
`OPQ32_64,IVF262144(IVF512,PQ64x4fs,RFlat),PQ32x4fs`
Index size 2547197456code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF262144_IVF512_PQ64x4fs_RFlat__PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2052 0.5969 0.8580 0.01072 278406518 28
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.0782 0.1557 0.1785 0.00139 4520338 216
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.0903 0.1834 0.2091 0.00138 4691549 219
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0967 0.2038 0.2398 0.00161 8925700 186
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1119 0.2460 0.2887 0.00163 9082378 184
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1300 0.2810 0.3305 0.00164 9383060 184
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1307 0.2820 0.3321 0.00184 9376563 164
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1348 0.2919 0.3427 0.00193 10031104 156
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1524 0.3619 0.4451 0.00215 18109986 140
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1580 0.3723 0.4569 0.00234 18778056 129
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1604 0.3801 0.4663 0.00301 20070469 100
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1661 0.4249 0.5420 0.00308 35631713 98
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.1740 0.4500 0.5756 0.00323 36172998 93
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1788 0.4557 0.5862 0.00330 36007806 91
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1801 0.4676 0.6003 0.00393 37235035 77
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1878 0.5053 0.6814 0.00468 70619443 65
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1901 0.5188 0.6974 0.00504 71987284 60
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1903 0.5235 0.7064 0.00521 71730245 58
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1907 0.5240 0.7066 0.00625 71730422 48
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1912 0.5283 0.7124 0.00610 74213745 50
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1917 0.5286 0.7128 0.00733 74214354 41
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.1980 0.5650 0.7873 0.00791 140645761 38
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1995 0.5749 0.8024 0.00860 142352028 35
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.2052 0.5969 0.8580 0.01292 278393280 24
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2057 0.6017 0.8637 0.01617 281770211 19
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.2072 0.6115 0.8991 0.01972 549750888 16
`OPQ32_64,IVF65536_HNSW32,PQ32x4fs`
Index size 2451976396code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF65536_HNSW32_PQ32x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1684 0.4205 0.5488 0.00289 68747852 104
nprobe=2,quantizer_efSearch=4 0.1346 0.3149 0.3923 0.00179 34456398 168
nprobe=2,quantizer_efSearch=8 0.1451 0.3414 0.4241 0.00196 34341864 154
nprobe=2,quantizer_efSearch=16 0.1457 0.3436 0.4270 0.00238 34271282 127
nprobe=4,quantizer_efSearch=4 0.1562 0.3877 0.5032 0.00262 68916122 115
nprobe=4,quantizer_efSearch=8 0.1684 0.4205 0.5488 0.00291 68747852 104
nprobe=4,quantizer_efSearch=16 0.1694 0.4269 0.5579 0.00334 68605165 90
nprobe=8,quantizer_efSearch=4 0.1829 0.4797 0.6503 0.00413 137363597 73
nprobe=8,quantizer_efSearch=8 0.1862 0.4900 0.6667 0.00401 137284738 75
nprobe=8,quantizer_efSearch=16 0.1905 0.5037 0.6857 0.00447 137009596 68
nprobe=8,quantizer_efSearch=32 0.1912 0.5071 0.6895 0.00547 136870517 55
nprobe=16,quantizer_efSearch=4 0.1922 0.5194 0.7264 0.00556 272972884 54
nprobe=16,quantizer_efSearch=16 0.2021 0.5491 0.7768 0.00641 272331514 47
nprobe=16,quantizer_efSearch=32 0.2039 0.5558 0.7850 0.00670 272004544 45
nprobe=16,quantizer_efSearch=64 0.2046 0.5561 0.7863 0.00877 271887772 35
nprobe=32,quantizer_efSearch=16 0.2090 0.5782 0.8410 0.00782 539791163 39
nprobe=32,quantizer_efSearch=32 0.2106 0.5842 0.8508 0.00927 539040978 33
nprobe=32,quantizer_efSearch=64 0.2115 0.5861 0.8537 0.01138 538733234 27
nprobe=32,quantizer_efSearch=128 0.2119 0.5869 0.8541 0.01590 538642378 19
nprobe=256,quantizer_efSearch=64 0.2123 0.6075 0.9215 0.03125 4116512709 10
nprobe=256,quantizer_efSearch=128 0.2130 0.6085 0.9240 0.03411 4110105122 9
nprobe=256,quantizer_efSearch=256 0.2132 0.6091 0.9250 0.04094 4108066156 8
`OPQ32_64,IVF65536_HNSW32,PQ32x4fsr`
Index size 2451996876code_size 16
log filename: autotune.dbbigann100M.OPQ32_64_IVF65536_HNSW32_PQ32x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3310 0.6692 0.7186 0.01517 136715723 20
nprobe=1,quantizer_efSearch=4 0.1746 0.2768 0.2838 0.00181 17176269 167
nprobe=1,quantizer_efSearch=16 0.1860 0.2956 0.3032 0.00292 17107636 103
nprobe=2,quantizer_efSearch=16 0.2397 0.4208 0.4380 0.00371 34251218 81
nprobe=4,quantizer_efSearch=16 0.2922 0.5429 0.5744 0.00482 68550122 63
nprobe=8,quantizer_efSearch=16 0.3294 0.6644 0.7132 0.00667 136889408 45
nprobe=8,quantizer_efSearch=32 0.3306 0.6688 0.7182 0.00814 136760323 37
nprobe=8,quantizer_efSearch=64 0.3309 0.6692 0.7186 0.01070 136725793 29
nprobe=8,quantizer_efSearch=128 0.3310 0.6692 0.7186 0.01499 136715723 21
nprobe=16,quantizer_efSearch=128 0.3577 0.7553 0.8242 0.01942 271590010 16
nprobe=32,quantizer_efSearch=128 0.3743 0.8140 0.9013 0.02900 538058698 11
nprobe=32,quantizer_efSearch=256 0.3744 0.8141 0.9014 0.03894 538045878 8
nprobe=64,quantizer_efSearch=16 0.3760 0.8271 0.9292 0.03976 1065805660 8
nprobe=64,quantizer_efSearch=256 0.3808 0.8453 0.9507 0.05563 1062607520 6
nprobe=64,quantizer_efSearch=512 0.3809 0.8454 0.9508 0.08629 1062573181 4
nprobe=128,quantizer_efSearch=256 0.3854 0.8603 0.9788 0.09323 2090706281 4
nprobe=128,quantizer_efSearch=512 0.3856 0.8605 0.9790 0.11970 2090621421 3
nprobe=1024,quantizer_efSearch=256 0.3874 0.8695 0.9956 0.49912 15763742094 1
nprobe=1024,quantizer_efSearch=512 0.3876 0.8687 0.9958 0.53216 15752402452 1
`PCAR32,IVF1048576_HNSW32,SQ4`
Index size 2828051797code_size 16
log filename: autotune.dbbigann100M.PCAR32_IVF1048576_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2329 0.6591 0.9110 0.09662 272917319 4
nprobe=1,quantizer_efSearch=4 0.0846 0.1388 0.1423 0.00243 1143899 124
nprobe=2,quantizer_efSearch=4 0.1138 0.2084 0.2184 0.00249 2286961 121
nprobe=4,quantizer_efSearch=4 0.1345 0.2764 0.2984 0.00264 4564749 114
nprobe=8,quantizer_efSearch=4 0.1646 0.3817 0.4286 0.00326 9101265 92
nprobe=8,quantizer_efSearch=8 0.1675 0.3915 0.4409 0.00363 9097357 83
nprobe=16,quantizer_efSearch=4 0.1811 0.4451 0.5218 0.00497 18115515 61
nprobe=16,quantizer_efSearch=8 0.1915 0.4748 0.5622 0.00520 18107157 58
nprobe=16,quantizer_efSearch=16 0.1955 0.4841 0.5742 0.00598 18067325 51
nprobe=32,quantizer_efSearch=8 0.2013 0.5217 0.6452 0.00801 35892690 38
nprobe=32,quantizer_efSearch=16 0.2083 0.5470 0.6811 0.00945 35820358 32
nprobe=32,quantizer_efSearch=32 0.2116 0.5535 0.6936 0.01079 35739006 28
nprobe=64,quantizer_efSearch=16 0.2163 0.5881 0.7575 0.01356 70940891 23
nprobe=64,quantizer_efSearch=32 0.2215 0.6029 0.7819 0.01568 70727239 20
nprobe=128,quantizer_efSearch=32 0.2264 0.6302 0.8436 0.02370 139703029 13
nprobe=128,quantizer_efSearch=64 0.2293 0.6387 0.8608 0.02781 139229335 11
nprobe=128,quantizer_efSearch=128 0.2299 0.6424 0.8655 0.03267 138954725 10
nprobe=256,quantizer_efSearch=64 0.2311 0.6516 0.8977 0.04616 274398764 7
nprobe=256,quantizer_efSearch=128 0.2326 0.6573 0.9078 0.05415 273497415 6
nprobe=256,quantizer_efSearch=256 0.2331 0.6593 0.9109 0.06509 273060621 5
nprobe=512,quantizer_efSearch=128 0.2336 0.6651 0.9335 0.09416 537822318 4
nprobe=512,quantizer_efSearch=256 0.2343 0.6670 0.9392 0.10328 536128477 3
nprobe=1024,quantizer_efSearch=256 0.2345 0.6694 0.9504 0.17591 1052244076 2
`PCAR32,IVF1048576(IVF1024,PQ16x4fs,RFlat),SQ4`
Index size 2559747225code_size 16
log filename: autotune.dbbigann100M.PCAR32_IVF1048576_IVF1024_PQ16x4fs_RFlat__SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2300 0.6512 0.9045 0.06292 285138683 5
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0645 0.1074 0.1103 0.00230 2675280 131
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1035 0.1869 0.1966 0.00237 6038188 127
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1256 0.2391 0.2546 0.00236 6050570 127
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1357 0.2724 0.2933 0.00248 6040980 121
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1469 0.2998 0.3231 0.00282 6020492 107
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1527 0.3228 0.3560 0.00290 10641507 104
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1678 0.3744 0.4194 0.00318 11981593 95
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1685 0.3724 0.4175 0.00319 10605205 95
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1736 0.3986 0.4498 0.00398 11941843 76
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1809 0.4290 0.5026 0.00445 19721341 68
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1832 0.4383 0.5173 0.00504 19672663 60
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1926 0.4728 0.5596 0.00517 21007234 59
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1934 0.4706 0.5551 0.00520 23720374 58
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1969 0.4838 0.5757 0.00569 23681289 53
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.1980 0.4895 0.5818 0.00679 23644108 45
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.1984 0.4931 0.5861 0.00748 28884139 41
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2045 0.5312 0.6600 0.00836 38839682 36
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2068 0.5394 0.6698 0.00807 41577766 38
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2081 0.5420 0.6740 0.00908 46786975 34
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2118 0.5510 0.6865 0.00917 41476837 33
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2127 0.5542 0.6920 0.01006 46685522 30
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2133 0.5682 0.7276 0.01267 77125636 24
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2144 0.5723 0.7348 0.01354 82219820 23
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2188 0.5917 0.7683 0.01545 76752605 20
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2195 0.5985 0.7776 0.01448 81875369 21
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2210 0.6073 0.7911 0.01840 91957657 17
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2265 0.6336 0.8548 0.02585 150838985 12
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2269 0.6352 0.8572 0.02701 161022854 12
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.2274 0.6386 0.8635 0.03352 181012220 9
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.2275 0.6367 0.8613 0.03459 150262027 9
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.2277 0.6393 0.8654 0.03715 160432940 9
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2285 0.6445 0.8894 0.04515 297595944 7
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2288 0.6494 0.9006 0.05049 285988369 6
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2294 0.6522 0.9052 0.05059 315931276 6
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2297 0.6509 0.9041 0.05445 285296299 6
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.2307 0.6534 0.9098 0.06195 355920858 5
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.2312 0.6542 0.9117 0.07244 315212079 5
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2316 0.6613 0.9378 0.09177 579476566 4
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=512 0.2320 0.6618 0.9403 0.11966 700021533 3
nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.2321 0.6623 0.9402 0.13085 578102160 3
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2324 0.6644 0.9532 0.18031 1093640155 2
`PCAR32,IVF262144_HNSW32,SQ4`
Index size 2507078229code_size 16
log filename: autotune.dbbigann100M.PCAR32_IVF262144_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2253 0.6575 0.9381 0.13185 1048166447 3
nprobe=1,quantizer_efSearch=4 0.1019 0.1883 0.2005 0.00221 4334802 136
nprobe=2,quantizer_efSearch=4 0.1302 0.2639 0.2909 0.00238 8672737 127
nprobe=2,quantizer_efSearch=8 0.1415 0.2881 0.3185 0.00263 8653819 115
nprobe=2,quantizer_efSearch=16 0.1439 0.2938 0.3239 0.00315 8638013 96
nprobe=4,quantizer_efSearch=4 0.1538 0.3390 0.3919 0.00330 17340470 91
nprobe=4,quantizer_efSearch=8 0.1681 0.3780 0.4380 0.00347 17323600 87
nprobe=4,quantizer_efSearch=16 0.1717 0.3851 0.4459 0.00387 17294479 78
nprobe=8,quantizer_efSearch=4 0.1854 0.4496 0.5438 0.00450 34611657 67
nprobe=8,quantizer_efSearch=8 0.1882 0.4624 0.5594 0.00467 34572311 65
nprobe=8,quantizer_efSearch=16 0.1923 0.4744 0.5747 0.00522 34525754 58
nprobe=8,quantizer_efSearch=32 0.1938 0.4788 0.5796 0.00611 34495026 50
nprobe=16,quantizer_efSearch=4 0.1947 0.5016 0.6359 0.00718 68979606 42
nprobe=16,quantizer_efSearch=8 0.2015 0.5295 0.6741 0.00774 68937068 39
nprobe=16,quantizer_efSearch=16 0.2039 0.5397 0.6887 0.00787 68852205 39
nprobe=16,quantizer_efSearch=32 0.2054 0.5463 0.6969 0.00868 68768890 35
nprobe=16,quantizer_efSearch=64 0.2063 0.5478 0.6982 0.01121 68739826 27
nprobe=32,quantizer_efSearch=8 0.2074 0.5715 0.7519 0.01466 136939278 21
nprobe=32,quantizer_efSearch=32 0.2159 0.6016 0.7936 0.01431 136529370 21
nprobe=32,quantizer_efSearch=64 0.2164 0.6044 0.7982 0.01635 136426887 19
nprobe=32,quantizer_efSearch=128 0.2170 0.6049 0.7995 0.02171 136392800 14
nprobe=64,quantizer_efSearch=32 0.2200 0.6292 0.8595 0.02822 270345611 11
nprobe=64,quantizer_efSearch=128 0.2217 0.6329 0.8668 0.03008 269928558 10
nprobe=128,quantizer_efSearch=128 0.2241 0.6492 0.9127 0.05080 532654005 6
nprobe=128,quantizer_efSearch=256 0.2243 0.6491 0.9135 0.06311 532516207 5
nprobe=256,quantizer_efSearch=128 0.2250 0.6571 0.9367 0.09265 1048991891 4
nprobe=256,quantizer_efSearch=256 0.2253 0.6575 0.9381 0.09809 1048302968 4
nprobe=512,quantizer_efSearch=256 0.2256 0.6605 0.9485 0.18917 2059862578 2
nprobe=2048,quantizer_efSearch=256 0.2257 0.6610 0.9529 0.69495 7799215838 1
`PCAR32,IVF262144(IVF512,PQ16x4fs,RFlat),SQ4`
Index size 2440067993code_size 16
log filename: autotune.dbbigann100M.PCAR32_IVF262144_IVF512_PQ16x4fs_RFlat__SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1391 0.2849 0.3112 0.00283 9403515 106
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1105 0.2016 0.2140 0.00258 5732715 117
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1345 0.2741 0.2973 0.00270 10115366 112
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=4 0.1390 0.2849 0.3112 0.00275 9407346 109
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1418 0.2912 0.3180 0.00297 11411443 102
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=8 0.1447 0.2960 0.3229 0.00290 10068928 104
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1485 0.3236 0.3643 0.00353 18299781 86
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1587 0.3522 0.4022 0.00354 18241341 85
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1639 0.3666 0.4209 0.00365 18140183 83
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1655 0.3718 0.4240 0.00373 20171468 81
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1717 0.3873 0.4436 0.00388 20118852 78
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=32 0.1718 0.3901 0.4487 0.00510 22663931 59
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1798 0.4276 0.5081 0.00518 36419904 58
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1913 0.4684 0.5611 0.00561 37538582 54
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.1925 0.4691 0.5620 0.00604 40120122 50
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.1947 0.4784 0.5767 0.00613 37356634 49
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.1964 0.4802 0.5787 0.00664 39941727 46
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2031 0.5310 0.6692 0.00911 70687241 33
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2044 0.5348 0.6766 0.00900 72046290 34
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2060 0.5442 0.6897 0.00968 71849393 31
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.2084 0.5498 0.6969 0.01247 79443430 25
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=64 0.2086 0.5491 0.6955 0.01295 79399814 24
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2088 0.5561 0.7248 0.01495 139970933 21
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2120 0.5724 0.7514 0.01514 139291929 20
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2139 0.5740 0.7518 0.01562 143342515 20
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2179 0.5968 0.7879 0.01756 147741611 18
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2190 0.6007 0.7970 0.01715 142264814 18
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2196 0.6020 0.7976 0.01847 147353952 17
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2218 0.6192 0.8385 0.02813 278366660 11
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2237 0.6284 0.8610 0.02853 276843281 11
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2239 0.6302 0.8632 0.02872 281790539 11
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2243 0.6345 0.8849 0.05160 542506399 6
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2253 0.6444 0.9007 0.04902 548323579 7
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2255 0.6438 0.8999 0.05429 558355065 6
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2265 0.6524 0.9318 0.09777 1058980250 4
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2267 0.6524 0.9318 0.10134 1057706728 3
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2269 0.6558 0.9377 0.09165 1062451239 4
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2271 0.6563 0.9382 0.09888 1061067488 4
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2276 0.6571 0.9459 0.18441 2094433790 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2282 0.6581 0.9482 0.18686 2075383306 2
`PCAR32,IVF65536_HNSW32,SQ4`
Index size 2426834005code_size 16
log filename: autotune.dbbigann100M.PCAR32_IVF65536_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1227 0.2551 0.2855 0.00535 17189121 57
nprobe=1,quantizer_efSearch=4 0.1171 0.2411 0.2704 0.00346 17267406 87
nprobe=1,quantizer_efSearch=8 0.1217 0.2531 0.2832 0.00358 17203478 84
nprobe=1,quantizer_efSearch=32 0.1226 0.2548 0.2852 0.00443 17190018 68
nprobe=1,quantizer_efSearch=64 0.1227 0.2551 0.2855 0.00559 17189121 54
nprobe=2,quantizer_efSearch=8 0.1523 0.3497 0.4109 0.00584 34447642 52
nprobe=2,quantizer_efSearch=16 0.1525 0.3524 0.4141 0.00609 34406113 50
nprobe=2,quantizer_efSearch=32 0.1532 0.3531 0.4149 0.00660 34384929 46
nprobe=2,quantizer_efSearch=128 0.1535 0.3538 0.4155 0.00981 34378870 31
nprobe=4,quantizer_efSearch=4 0.1673 0.4162 0.5061 0.01007 69045119 30
nprobe=4,quantizer_efSearch=8 0.1776 0.4435 0.5428 0.01037 68969014 29
nprobe=4,quantizer_efSearch=32 0.1790 0.4508 0.5519 0.01096 68813100 28
nprobe=4,quantizer_efSearch=64 0.1791 0.4511 0.5524 0.01212 68800664 25
nprobe=4,quantizer_efSearch=128 0.1792 0.4513 0.5526 0.01420 68794480 22
nprobe=8,quantizer_efSearch=8 0.1959 0.5239 0.6684 0.01869 137221097 17
nprobe=8,quantizer_efSearch=16 0.1985 0.5339 0.6808 0.01888 137049169 16
nprobe=8,quantizer_efSearch=32 0.1994 0.5367 0.6842 0.01939 136938125 16
nprobe=8,quantizer_efSearch=128 0.1995 0.5376 0.6852 0.02268 136899294 14
nprobe=16,quantizer_efSearch=32 0.2122 0.5955 0.7917 0.03605 271589957 9
nprobe=16,quantizer_efSearch=64 0.2125 0.5956 0.7918 0.03702 271524341 9
nprobe=16,quantizer_efSearch=128 0.2126 0.5963 0.7925 0.03916 271504659 8
nprobe=32,quantizer_efSearch=32 0.2158 0.6236 0.8632 0.06747 537097874 5
nprobe=32,quantizer_efSearch=64 0.2163 0.6249 0.8652 0.06874 536855237 5
nprobe=32,quantizer_efSearch=256 0.2164 0.6254 0.8658 0.08100 536758239 4
nprobe=64,quantizer_efSearch=16 0.2168 0.6304 0.8932 0.12592 1061474513 3
nprobe=64,quantizer_efSearch=32 0.2180 0.6368 0.9066 0.13765 1059881178 3
nprobe=64,quantizer_efSearch=256 0.2188 0.6398 0.9124 0.13826 1058650728 3
nprobe=128,quantizer_efSearch=128 0.2201 0.6475 0.9374 0.24655 2081957004 2
nprobe=128,quantizer_efSearch=256 0.2202 0.6477 0.9376 0.26249 2081659630 2
nprobe=256,quantizer_efSearch=256 0.2207 0.6516 0.9506 0.50895 4080893137 1
`IVF1048576_HNSW32,PQ64x4fs`
Index size 5359972229code_size 32
log filename: autotune.dbbigann100M.IVF1048576_HNSW32_PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3866 0.8255 0.9410 0.12177 278476819 3
nprobe=2,quantizer_efSearch=4 0.1462 0.2211 0.2281 0.00262 2321705 115
nprobe=4,quantizer_efSearch=4 0.1833 0.2997 0.3123 0.00287 4637381 105
nprobe=8,quantizer_efSearch=4 0.2412 0.4299 0.4559 0.00418 9271752 72
nprobe=8,quantizer_efSearch=8 0.2481 0.4421 0.4687 0.00478 9262425 63
nprobe=16,quantizer_efSearch=4 0.2705 0.5029 0.5429 0.00541 18449678 56
nprobe=16,quantizer_efSearch=8 0.2920 0.5456 0.5885 0.00652 18421923 46
nprobe=32,quantizer_efSearch=8 0.3137 0.6114 0.6683 0.00834 36648720 36
nprobe=64,quantizer_efSearch=8 0.3241 0.6455 0.7142 0.01082 72524143 28
nprobe=32,quantizer_efSearch=16 0.3267 0.6467 0.7089 0.01036 36518528 29
nprobe=64,quantizer_efSearch=16 0.3432 0.6993 0.7758 0.01291 72400355 24
nprobe=64,quantizer_efSearch=32 0.3538 0.7272 0.8081 0.01749 72098543 18
nprobe=128,quantizer_efSearch=32 0.3682 0.7672 0.8641 0.02212 142679300 14
nprobe=128,quantizer_efSearch=64 0.3765 0.7867 0.8877 0.03012 142090926 10
nprobe=256,quantizer_efSearch=64 0.3806 0.8098 0.9231 0.03899 280547190 8
nprobe=256,quantizer_efSearch=128 0.3862 0.8225 0.9379 0.05146 279331322 6
nprobe=256,quantizer_efSearch=256 0.3868 0.8256 0.9409 0.07591 278689002 4
nprobe=512,quantizer_efSearch=256 0.3878 0.8397 0.9664 0.09326 548071995 4
nprobe=1024,quantizer_efSearch=256 0.3882 0.8466 0.9797 0.13081 1077211040 3
nprobe=1024,quantizer_efSearch=512 0.3889 0.8486 0.9819 0.19258 1073480588 2
`IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ64x4fs`
Index size 5118197193code_size 32
log filename: autotune.dbbigann100M.IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3813 0.8139 0.9267 0.03836 327717778 8
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1167 0.1779 0.1836 0.00197 2705293 153
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1395 0.2101 0.2152 0.00230 3784448 131
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1469 0.2368 0.2471 0.00231 5050009 130
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1637 0.2614 0.2710 0.00242 5432989 124
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1779 0.2920 0.3037 0.00251 5411265 120
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1816 0.2969 0.3091 0.00260 5395442 116
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1989 0.3305 0.3441 0.00290 6107068 104
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1996 0.3390 0.3564 0.00303 10132155 99
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2064 0.3438 0.3563 0.00326 7500026 93
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2236 0.3834 0.4035 0.00333 10824344 91
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2404 0.4183 0.4430 0.00345 10783189 88
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2537 0.4557 0.4831 0.00429 12105523 70
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2784 0.5079 0.5446 0.00492 21534136 61
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2844 0.5383 0.5857 0.00637 38845249 48
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2981 0.5638 0.6077 0.00635 24023645 48
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3018 0.5707 0.6150 0.00691 23925557 44
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3177 0.6234 0.6813 0.00743 39632645 41
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3230 0.6300 0.6853 0.00972 47790420 31
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3345 0.6609 0.7242 0.00946 42047394 32
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3451 0.6969 0.7715 0.01136 79265725 27
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3533 0.7220 0.8037 0.01337 78079619 23
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3547 0.7240 0.8061 0.01420 77826548 22
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3594 0.7378 0.8208 0.01442 83068008 21
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3604 0.7411 0.8250 0.01648 82625855 19
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3617 0.7489 0.8430 0.01694 151671630 18
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3759 0.7898 0.8920 0.02498 152811598 13
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3786 0.7963 0.8992 0.02875 162229341 11
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3810 0.8151 0.9305 0.03347 291636657 9
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3813 0.8139 0.9267 0.03906 326911511 8
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3843 0.8240 0.9403 0.03738 300944405 9
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3851 0.8248 0.9415 0.04294 320509555 7
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3861 0.8278 0.9434 0.05083 319326210 6
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3863 0.8342 0.9600 0.05713 604632473 6
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.3872 0.8429 0.9695 0.07548 630281351 5
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3883 0.8481 0.9795 0.08445 1148905714 4
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3891 0.8483 0.9805 0.12727 1097574453 3
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3892 0.8507 0.9838 0.13750 1115168212 3
`IVF262144_HNSW32,PQ64x4fs`
Index size 4339532933code_size 32
log filename: autotune.dbbigann100M.IVF262144_HNSW32_PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2520 0.4409 0.4700 0.00380 17267392 79
nprobe=2,quantizer_efSearch=4 0.1843 0.2989 0.3137 0.00236 8650686 128
nprobe=4,quantizer_efSearch=4 0.2244 0.3926 0.4197 0.00284 17322871 106
nprobe=4,quantizer_efSearch=8 0.2520 0.4409 0.4700 0.00400 17267392 75
nprobe=8,quantizer_efSearch=4 0.2823 0.5248 0.5678 0.00431 34546653 70
nprobe=8,quantizer_efSearch=8 0.2903 0.5401 0.5842 0.00483 34515309 63
nprobe=8,quantizer_efSearch=16 0.3026 0.5653 0.6107 0.00647 34441357 47
nprobe=16,quantizer_efSearch=4 0.3066 0.5953 0.6557 0.00628 68973858 48
nprobe=16,quantizer_efSearch=8 0.3260 0.6381 0.7021 0.00718 68859083 42
nprobe=16,quantizer_efSearch=16 0.3333 0.6551 0.7207 0.00817 68764563 37
nprobe=32,quantizer_efSearch=8 0.3468 0.6981 0.7781 0.01041 137051319 29
nprobe=32,quantizer_efSearch=32 0.3629 0.7429 0.8302 0.01403 136567569 22
nprobe=64,quantizer_efSearch=16 0.3674 0.7719 0.8718 0.01661 271531416 19
nprobe=64,quantizer_efSearch=32 0.3759 0.7901 0.8944 0.01920 270925567 16
nprobe=64,quantizer_efSearch=64 0.3787 0.7967 0.9018 0.02389 270554935 13
nprobe=128,quantizer_efSearch=32 0.3799 0.8135 0.9305 0.02743 536403186 11
nprobe=128,quantizer_efSearch=64 0.3855 0.8243 0.9433 0.03248 535199772 10
nprobe=128,quantizer_efSearch=128 0.3871 0.8275 0.9476 0.04209 534634189 8
nprobe=256,quantizer_efSearch=64 0.3881 0.8392 0.9657 0.04299 1057331870 7
nprobe=256,quantizer_efSearch=128 0.3898 0.8456 0.9737 0.05481 1055205849 6
nprobe=512,quantizer_efSearch=128 0.3903 0.8514 0.9833 0.07420 2078620356 5
nprobe=512,quantizer_efSearch=256 0.3910 0.8534 0.9859 0.09502 2075118713 4
nprobe=1024,quantizer_efSearch=128 0.3916 0.8534 0.9872 0.10288 4061429497 3
nprobe=1024,quantizer_efSearch=256 0.3922 0.8565 0.9906 0.13626 4077383821 3
nprobe=2048,quantizer_efSearch=256 0.3924 0.8572 0.9917 0.17471 7901809527 2
nprobe=2048,quantizer_efSearch=512 0.3925 0.8580 0.9930 0.22731 7987250747 2
`IVF262144(IVF512,PQ64x4fs,RFlat),PQ64x4fs`
Index size 4279225801code_size 32
log filename: autotune.dbbigann100M.IVF262144_IVF512_PQ64x4fs_RFlat__PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3726 0.7774 0.8785 0.01496 282536860 21
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1132 0.1720 0.1773 0.00148 4533788 204
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.1138 0.1731 0.1785 0.00155 4531448 194
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1347 0.2070 0.2128 0.00165 5035374 182
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1398 0.2157 0.2217 0.00166 5029841 181
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1407 0.2180 0.2241 0.00175 5025453 172
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1499 0.2385 0.2504 0.00184 8898516 164
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1586 0.2571 0.2684 0.00177 9103441 170
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1912 0.3091 0.3222 0.00190 9387578 158
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1944 0.3173 0.3317 0.00215 9350451 140
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2064 0.3336 0.3483 0.00232 10031329 130
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2149 0.3733 0.3976 0.00232 17855811 130
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2171 0.3781 0.4040 0.00245 17799849 123
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2231 0.3848 0.4071 0.00241 18215265 125
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2409 0.4225 0.4486 0.00243 18142393 124
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2427 0.4272 0.4550 0.00257 18097999 117
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2444 0.4290 0.4569 0.00281 18072399 107
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2619 0.4597 0.4886 0.00341 20008335 89
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2785 0.5200 0.5577 0.00358 36426372 84
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.2842 0.5296 0.5679 0.00407 37641713 74
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2962 0.5518 0.5958 0.00371 36135589 81
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3043 0.5690 0.6150 0.00452 37243149 67
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3147 0.6138 0.6728 0.00532 71559463 57
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3238 0.6364 0.7006 0.00554 70757621 55
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3353 0.6606 0.7273 0.00657 71643033 46
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3454 0.7045 0.7865 0.00868 139396511 35
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3505 0.7097 0.7898 0.00883 142332953 34
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3634 0.7440 0.8303 0.01037 142542122 29
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3653 0.7486 0.8353 0.01241 142043012 25
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3691 0.7690 0.8667 0.01290 280756889 24
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3726 0.7774 0.8785 0.01516 282536801 20
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3748 0.7855 0.8876 0.01554 274668658 20
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3783 0.7963 0.9021 0.01647 276534127 19
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3797 0.7992 0.9050 0.01910 281286607 16
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3817 0.8169 0.9341 0.02418 559681589 13
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3862 0.8285 0.9486 0.02475 547263939 13
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3871 0.8285 0.9488 0.04376 545840964 7
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3880 0.8415 0.9684 0.04521 1066020976 7
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3883 0.8413 0.9684 0.03786 1105738429 8
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3904 0.8481 0.9765 0.04141 1078267448 8
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3912 0.8551 0.9883 0.06716 2099698797 5
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3914 0.8539 0.9870 0.07403 2088749523 5
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3919 0.8565 0.9912 0.10072 4096824733 4
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3924 0.8582 0.9931 0.10430 4099685092 3
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.3925 0.8582 0.9931 0.10763 4118728031 3
nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.3926 0.8583 0.9932 0.26590 4114002227 2
`IVF65536_HNSW32,PQ64x4fs`
Index size 4084942469code_size 32
log filename: autotune.dbbigann100M.IVF65536_HNSW32_PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2771 0.5211 0.5631 0.00532 68399011 57
nprobe=1,quantizer_efSearch=8 0.1756 0.2834 0.2979 0.00249 17103670 121
nprobe=1,quantizer_efSearch=16 0.1793 0.2879 0.3025 0.00313 17085123 96
nprobe=2,quantizer_efSearch=4 0.2112 0.3704 0.3945 0.00317 34318819 95
nprobe=2,quantizer_efSearch=8 0.2293 0.4033 0.4289 0.00351 34250189 86
nprobe=2,quantizer_efSearch=16 0.2349 0.4110 0.4370 0.00419 34213222 72
nprobe=4,quantizer_efSearch=4 0.2560 0.4715 0.5111 0.00473 68518618 64
nprobe=4,quantizer_efSearch=8 0.2771 0.5211 0.5631 0.00532 68399011 57
nprobe=4,quantizer_efSearch=16 0.2814 0.5308 0.5736 0.00589 68304009 51
nprobe=4,quantizer_efSearch=32 0.2829 0.5333 0.5762 0.00696 68252083 44
nprobe=8,quantizer_efSearch=4 0.3087 0.6113 0.6739 0.00785 136742870 39
nprobe=8,quantizer_efSearch=8 0.3164 0.6278 0.6910 0.00763 136640783 40
nprobe=8,quantizer_efSearch=16 0.3265 0.6480 0.7129 0.00857 136459814 35
nprobe=8,quantizer_efSearch=32 0.3282 0.6522 0.7175 0.00949 136317942 32
nprobe=16,quantizer_efSearch=4 0.3326 0.6759 0.7561 0.01074 271953777 28
nprobe=16,quantizer_efSearch=16 0.3512 0.7271 0.8129 0.01188 271357642 26
nprobe=16,quantizer_efSearch=32 0.3538 0.7354 0.8220 0.01447 271032279 21
nprobe=32,quantizer_efSearch=8 0.3573 0.7531 0.8534 0.01476 539012704 21
nprobe=32,quantizer_efSearch=16 0.3665 0.7771 0.8829 0.01765 537898912 17
nprobe=32,quantizer_efSearch=32 0.3692 0.7872 0.8944 0.02061 537249290 15
nprobe=32,quantizer_efSearch=64 0.3703 0.7894 0.8965 0.02208 536988732 14
nprobe=64,quantizer_efSearch=16 0.3728 0.8075 0.9241 0.02531 1064247249 12
nprobe=64,quantizer_efSearch=32 0.3771 0.8201 0.9408 0.02732 1062496817 12
nprobe=64,quantizer_efSearch=64 0.3791 0.8245 0.9457 0.03385 1061623065 9
nprobe=64,quantizer_efSearch=128 0.3793 0.8255 0.9470 0.03781 1061290123 8
nprobe=128,quantizer_efSearch=32 0.3795 0.8353 0.9639 0.03893 2094488150 8
nprobe=128,quantizer_efSearch=64 0.3827 0.8415 0.9712 0.04287 2090984304 7
nprobe=128,quantizer_efSearch=128 0.3828 0.8432 0.9732 0.04538 2089619224 7
nprobe=256,quantizer_efSearch=64 0.3839 0.8486 0.9828 0.06008 4111546907 5
nprobe=256,quantizer_efSearch=128 0.3841 0.8503 0.9853 0.06131 4105567534 5
nprobe=512,quantizer_efSearch=64 0.3846 0.8496 0.9857 0.08897 8046544476 4
nprobe=512,quantizer_efSearch=128 0.3848 0.8519 0.9898 0.10413 8059547740 3
`OPQ32_128,IVF1048576_HNSW32,PQ32`
Index size 4830818224code_size 32
log filename: autotune.dbbigann100M.OPQ32_128_IVF1048576_HNSW32_PQ32.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6445 0.9280 0.9312 0.45465 278471146 1
nprobe=1,quantizer_efSearch=4,ht=56 0.0022 0.0025 0.0025 0.00368 1165579 82
nprobe=1,quantizer_efSearch=4,ht=106 0.1029 0.1126 0.1126 0.00396 1165579 76
nprobe=2,quantizer_efSearch=4,ht=102 0.1225 0.1371 0.1371 0.00494 2322684 61
nprobe=1,quantizer_efSearch=16,ht=114 0.1440 0.1582 0.1582 0.00776 1154921 39
nprobe=1,quantizer_efSearch=16,ht=116 0.1474 0.1626 0.1626 0.00749 1154921 41
nprobe=2,quantizer_efSearch=16,ht=110 0.1927 0.2187 0.2187 0.00906 2308235 34
nprobe=4,quantizer_efSearch=8,ht=118 0.2953 0.3512 0.3513 0.00915 4634699 33
nprobe=4,quantizer_efSearch=32,ht=256 0.3171 0.3802 0.3803 0.01316 4596765 23
nprobe=8,quantizer_efSearch=16,ht=114 0.3719 0.4553 0.4555 0.01693 9220972 18
nprobe=8,quantizer_efSearch=16,ht=128 0.3962 0.4952 0.4956 0.01754 9220972 18
nprobe=16,quantizer_efSearch=4,ht=114 0.4028 0.5065 0.5068 0.02488 18458614 13
nprobe=16,quantizer_efSearch=4,ht=122 0.4224 0.5403 0.5408 0.02561 18458614 12
nprobe=16,quantizer_efSearch=4,ht=126 0.4244 0.5439 0.5444 0.02576 18458614 12
nprobe=16,quantizer_efSearch=8,ht=118 0.4476 0.5727 0.5733 0.02607 18424044 12
nprobe=16,quantizer_efSearch=64,ht=256 0.4787 0.6241 0.6246 0.02793 18251663 11
nprobe=32,quantizer_efSearch=8,ht=124 0.5040 0.6668 0.6677 0.04873 36648070 7
nprobe=32,quantizer_efSearch=32,ht=116 0.5234 0.6902 0.6910 0.05380 36392502 6
nprobe=64,quantizer_efSearch=64,ht=126 0.5926 0.8226 0.8245 0.10690 71857153 3
nprobe=64,quantizer_efSearch=128,ht=126 0.5952 0.8271 0.8290 0.12091 71732916 3
nprobe=128,quantizer_efSearch=512,ht=256 0.6312 0.9006 0.9035 0.17748 141446279 2
nprobe=256,quantizer_efSearch=512,ht=116 0.6341 0.8984 0.9002 0.45425 278471146 1
nprobe=256,quantizer_efSearch=512,ht=120 0.6445 0.9280 0.9312 0.45492 278471146 1
nprobe=256,quantizer_efSearch=512,ht=122 0.6473 0.9352 0.9389 0.45176 278471146 1
nprobe=512,quantizer_efSearch=128,ht=120 0.6496 0.9469 0.9514 0.72031 550265079 1
nprobe=1024,quantizer_efSearch=512,ht=122 0.6607 0.9751 0.9807 1.50537 1073452343 1
nprobe=1024,quantizer_efSearch=512,ht=128 0.6643 0.9820 0.9884 1.52571 1073452343 1
nprobe=4096,quantizer_efSearch=512,ht=256 0.6658 0.9895 0.9966 2.38749 4068395676 1
`OPQ32_128,IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ32`
Index size 4588470772code_size 32
log filename: autotune.dbbigann100M.OPQ32_128_IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ32.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2884 0.3625 0.3631 0.68607 543327076 1
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=66 0.0045 0.0050 0.0050 0.00343 1890279 88
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=72 0.0073 0.0080 0.0080 0.00342 1890202 88
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4,ht=88 0.0261 0.0290 0.0290 0.00357 2614183 84
nprobe=1,quantizer_k_factor_rf=64,quantizer_nprobe=1,ht=96 0.0506 0.0549 0.0549 0.00402 1530306 75
nprobe=1,quantizer_k_factor_rf=64,quantizer_nprobe=2,ht=126 0.1388 0.1556 0.1556 0.00419 1892009 72
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=114 0.1983 0.2274 0.2275 0.00532 3772775 57
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=128 0.2180 0.2521 0.2522 0.00568 5162257 53
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=256 0.2288 0.2649 0.2650 0.00604 7860531 50
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=116 0.2756 0.3290 0.3293 0.00794 6098773 38
nprobe=4,quantizer_k_factor_rf=64,quantizer_nprobe=4,ht=128 0.2870 0.3463 0.3467 0.01084 6091994 28
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=128 0.3140 0.3781 0.3785 0.01113 10155652 27
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=120 0.3571 0.4424 0.4428 0.01357 10734588 23
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=128 0.3984 0.4986 0.4991 0.01686 14737459 18
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=114 0.4277 0.5475 0.5482 0.02609 21257547 12
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=128 0.4728 0.6165 0.6174 0.02835 23909257 11
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=128 0.4761 0.6231 0.6240 0.03347 39306245 9
nprobe=32,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=256 0.5377 0.7262 0.7277 0.04738 42004548 7
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=126 0.5412 0.7351 0.7366 0.07267 116236328 5
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=120 0.5766 0.7932 0.7955 0.09586 77782385 4
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32,ht=122 0.5890 0.8168 0.8196 0.09660 82531472 4
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=256 0.6138 0.8686 0.8715 0.08995 148186616 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=122 0.6262 0.8918 0.8953 0.35829 287099890 1
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=122 0.6470 0.9363 0.9405 0.37480 319400050 1
nprobe=512,quantizer_k_factor_rf=32,quantizer_nprobe=512,ht=256 0.6597 0.9714 0.9771 0.53518 711282443 1
nprobe=4096,quantizer_k_factor_rf=2,quantizer_nprobe=512,ht=256 0.6660 0.9919 0.9993 2.33629 4260487971 1
`OPQ32_128,IVF262144_HNSW32,PQ32`
Index size 4207854768code_size 32
log filename: autotune.dbbigann100M.OPQ32_128_IVF262144_HNSW32_PQ32.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6433 0.9653 0.9722 0.45923 1054136145 1
nprobe=1,quantizer_efSearch=4,ht=56 0.0028 0.0037 0.0037 0.00324 4325543 93
nprobe=1,quantizer_efSearch=4,ht=68 0.0079 0.0099 0.0099 0.00317 4325543 95
nprobe=1,quantizer_efSearch=4,ht=106 0.1482 0.1699 0.1702 0.00327 4325543 92
nprobe=2,quantizer_efSearch=4,ht=102 0.1772 0.2096 0.2102 0.00457 8656815 66
nprobe=1,quantizer_efSearch=16,ht=116 0.1971 0.2289 0.2292 0.00654 4287754 46
nprobe=2,quantizer_efSearch=16,ht=110 0.2611 0.3116 0.3122 0.00757 8595821 40
nprobe=4,quantizer_efSearch=8,ht=118 0.3663 0.4634 0.4643 0.00906 17269371 34
nprobe=4,quantizer_efSearch=32,ht=256 0.3853 0.4907 0.4918 0.01145 17211297 27
nprobe=8,quantizer_efSearch=16,ht=114 0.4463 0.5819 0.5833 0.01651 34440560 19
nprobe=8,quantizer_efSearch=16,ht=128 0.4606 0.6102 0.6118 0.01844 34440560 17
nprobe=16,quantizer_efSearch=4,ht=114 0.4674 0.6243 0.6262 0.02754 68984057 11
nprobe=16,quantizer_efSearch=64,ht=256 0.5291 0.7333 0.7356 0.02844 68624102 11
nprobe=32,quantizer_efSearch=8,ht=124 0.5493 0.7744 0.7775 0.05644 137064959 6
nprobe=32,quantizer_efSearch=32,ht=116 0.5729 0.8072 0.8098 0.05689 136572012 6
nprobe=128,quantizer_efSearch=64,ht=256 0.6325 0.9412 0.9470 0.11801 535213636 3
nprobe=128,quantizer_efSearch=512,ht=256 0.6348 0.9468 0.9528 0.18629 534400545 2
nprobe=256,quantizer_efSearch=512,ht=116 0.6370 0.9481 0.9535 0.43818 1054136145 1
nprobe=256,quantizer_efSearch=512,ht=122 0.6444 0.9692 0.9763 0.46042 1054136145 1
nprobe=512,quantizer_efSearch=128,ht=120 0.6457 0.9726 0.9803 0.78086 2078646325 1
nprobe=1024,quantizer_efSearch=512,ht=122 0.6494 0.9847 0.9931 1.59940 4072977444 1
nprobe=2048,quantizer_efSearch=512,ht=122 0.6498 0.9859 0.9944 3.08593 7987294037 1
nprobe=4096,quantizer_efSearch=512,ht=256 0.6501 0.9899 0.9987 3.25038 15298536805 1
`OPQ32_128,IVF262144(IVF512,PQ64x4fs,RFlat),PQ32`
Index size 4147540468code_size 32
log filename: autotune.dbbigann100M.OPQ32_128_IVF262144_IVF512_PQ64x4fs_RFlat__PQ32.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0003 0.0003 0.0003 0.00778 19193301 39
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=2 0.0001 0.0001 0.0001 0.00258 4553581 117
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=74 0.0118 0.0143 0.0143 0.00262 4541259 115
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2,ht=108 0.1546 0.1778 0.1779 0.00281 4684663 107
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=120 0.1923 0.2285 0.2288 0.00451 8952434 67
nprobe=2,quantizer_k_factor_rf=64,quantizer_nprobe=1,ht=256 0.2091 0.2515 0.2519 0.00458 8886844 66
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=122 0.2604 0.3149 0.3152 0.00577 11390535 53
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=122 0.2892 0.3519 0.3523 0.00593 11323723 51
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2,ht=120 0.3006 0.3731 0.3736 0.00841 17925294 36
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=116 0.3689 0.4631 0.4637 0.00874 20011706 35
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=256 0.3693 0.4822 0.4832 0.00946 35274488 32
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=128,ht=256 0.3863 0.4909 0.4915 0.01419 37822039 22
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4,ht=118 0.4012 0.5173 0.5183 0.01433 35730732 21
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=124 0.4539 0.6016 0.6026 0.01633 35960890 19
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=126 0.4582 0.6086 0.6096 0.01680 37235294 18
nprobe=8,quantizer_k_factor_rf=32,quantizer_nprobe=64,ht=128 0.4652 0.6174 0.6185 0.02324 44950314 13
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=32,ht=126 0.5115 0.6985 0.7001 0.03117 74786398 10
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=128 0.5275 0.7283 0.7302 0.03337 71576907 9
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=116 0.5469 0.7685 0.7713 0.05264 138921343 6
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=128,ht=124 0.5623 0.7986 0.8015 0.06143 159029095 5
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32,ht=120 0.5782 0.8275 0.8307 0.05468 142041932 6
nprobe=64,quantizer_k_factor_rf=64,quantizer_nprobe=8,ht=256 0.5826 0.8400 0.8435 0.11915 274457543 3
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=116 0.5979 0.8624 0.8661 0.10248 274589782 3
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=32,ht=116 0.6042 0.8752 0.8792 0.11199 276441711 3
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=32,ht=126 0.6144 0.9004 0.9049 0.11821 276441711 3
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=128 0.6172 0.9039 0.9084 0.12029 281261835 3
nprobe=128,quantizer_k_factor_rf=64,quantizer_nprobe=128,ht=256 0.6339 0.9478 0.9539 0.26247 555728381 2
nprobe=256,quantizer_k_factor_rf=32,quantizer_nprobe=32,ht=256 0.6409 0.9670 0.9742 0.31303 1063902657 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=118 0.6436 0.9743 0.9819 1.47324 4096199055 1
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=120 0.6464 0.9799 0.9882 1.50565 4092510106 1
nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=120 0.6465 0.9815 0.9899 1.64118 4113972220 1
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=126 0.6491 0.9867 0.9956 1.59815 4092510106 1
nprobe=2048,quantizer_k_factor_rf=32,quantizer_nprobe=64,ht=256 0.6495 0.9888 0.9979 1.90930 8020740090 1
nprobe=4096,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=256 0.6496 0.9909 1.0000 4.90509 15672910993 1
`OPQ32_128,IVF65536_HNSW32,PQ32`
Index size 4052113072code_size 32
log filename: autotune.dbbigann100M.OPQ32_128_IVF65536_HNSW32_PQ32.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6295 0.9811 0.9903 0.47690 4103270412 1
nprobe=1,quantizer_efSearch=4,ht=56 0.0049 0.0056 0.0056 0.00294 17144696 102
nprobe=1,quantizer_efSearch=4,ht=106 0.1965 0.2364 0.2368 0.00313 17144696 96
nprobe=1,quantizer_efSearch=16,ht=114 0.2388 0.2938 0.2942 0.00431 17084626 70
nprobe=1,quantizer_efSearch=16,ht=116 0.2421 0.2988 0.2993 0.00448 17084626 68
nprobe=2,quantizer_efSearch=16,ht=110 0.3194 0.4029 0.4036 0.00581 34210550 52
nprobe=2,quantizer_efSearch=64,ht=120 0.3385 0.4372 0.4380 0.00999 34175958 31
nprobe=4,quantizer_efSearch=8,ht=118 0.4139 0.5588 0.5608 0.00993 68419998 31
nprobe=4,quantizer_efSearch=32,ht=116 0.4210 0.5679 0.5698 0.01111 68254816 27
nprobe=4,quantizer_efSearch=32,ht=118 0.4231 0.5720 0.5741 0.01139 68254816 27
nprobe=4,quantizer_efSearch=32,ht=256 0.4249 0.5770 0.5792 0.01088 68254816 28
nprobe=8,quantizer_efSearch=32,ht=106 0.4501 0.6043 0.6062 0.01616 136318195 19
nprobe=8,quantizer_efSearch=16,ht=114 0.4938 0.6946 0.6977 0.01678 136466868 18
nprobe=8,quantizer_efSearch=32,ht=116 0.5011 0.7083 0.7114 0.01806 136318195 17
nprobe=8,quantizer_efSearch=64,ht=116 0.5020 0.7093 0.7124 0.01993 136290846 16
nprobe=8,quantizer_efSearch=64,ht=126 0.5053 0.7193 0.7225 0.02479 136290846 13
nprobe=16,quantizer_efSearch=4,ht=114 0.5121 0.7368 0.7402 0.03015 272019552 10
nprobe=16,quantizer_efSearch=64,ht=110 0.5337 0.7592 0.7623 0.03309 270936206 10
nprobe=16,quantizer_efSearch=64,ht=256 0.5605 0.8238 0.8279 0.03263 270936206 10
nprobe=32,quantizer_efSearch=32,ht=116 0.5888 0.8830 0.8882 0.06026 537253412 5
nprobe=32,quantizer_efSearch=512,ht=128 0.5948 0.8980 0.9040 0.11619 536869025 3
nprobe=64,quantizer_efSearch=256,ht=114 0.6075 0.9231 0.9288 0.12788 1061223348 3
nprobe=64,quantizer_efSearch=64,ht=126 0.6147 0.9451 0.9527 0.14848 1061617627 3
nprobe=64,quantizer_efSearch=128,ht=126 0.6151 0.9464 0.9540 0.14941 1061291070 3
nprobe=128,quantizer_efSearch=64,ht=256 0.6247 0.9703 0.9790 0.21867 2090958305 2
nprobe=128,quantizer_efSearch=512,ht=256 0.6254 0.9723 0.9810 0.24186 2089262765 2
nprobe=256,quantizer_efSearch=512,ht=116 0.6264 0.9718 0.9800 0.44641 4103270412 1
nprobe=256,quantizer_efSearch=512,ht=120 0.6295 0.9811 0.9903 0.49314 4103270412 1
nprobe=256,quantizer_efSearch=512,ht=122 0.6301 0.9830 0.9924 0.50510 4103270412 1
nprobe=1024,quantizer_efSearch=512,ht=122 0.6318 0.9880 0.9983 1.79748 15769123590 1
`OPQ64_128,IVF1048576_HNSW32,PQ64x4fs`
Index size 5360042956code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF1048576_HNSW32_PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3721 0.8255 0.9412 0.12032 278463429 3
nprobe=2,quantizer_efSearch=4 0.1434 0.2200 0.2283 0.00260 2321300 116
nprobe=4,quantizer_efSearch=4 0.1796 0.2970 0.3135 0.00289 4635580 104
nprobe=4,quantizer_efSearch=8 0.2050 0.3460 0.3625 0.00411 4630851 73
nprobe=8,quantizer_efSearch=4 0.2370 0.4284 0.4573 0.00412 9269396 73
nprobe=8,quantizer_efSearch=8 0.2438 0.4391 0.4690 0.00484 9261760 62
nprobe=16,quantizer_efSearch=4 0.2631 0.5058 0.5456 0.00553 18449946 55
nprobe=16,quantizer_efSearch=8 0.2827 0.5467 0.5895 0.00659 18422131 46
nprobe=16,quantizer_efSearch=16 0.2908 0.5655 0.6089 0.00803 18370492 38
nprobe=32,quantizer_efSearch=8 0.3054 0.6118 0.6697 0.00821 36645457 37
nprobe=32,quantizer_efSearch=16 0.3188 0.6490 0.7099 0.01045 36514786 29
nprobe=32,quantizer_efSearch=32 0.3272 0.6646 0.7263 0.01328 36389661 23
nprobe=64,quantizer_efSearch=16 0.3324 0.6959 0.7759 0.01442 72395803 21
nprobe=64,quantizer_efSearch=32 0.3434 0.7258 0.8082 0.01755 72092968 18
nprobe=128,quantizer_efSearch=32 0.3546 0.7664 0.8644 0.02331 142666771 13
nprobe=128,quantizer_efSearch=64 0.3625 0.7883 0.8884 0.03033 142090294 10
nprobe=256,quantizer_efSearch=64 0.3668 0.8113 0.9236 0.04000 280539575 8
nprobe=256,quantizer_efSearch=128 0.3713 0.8233 0.9383 0.05211 279312529 6
nprobe=256,quantizer_efSearch=256 0.3716 0.8256 0.9411 0.07262 278674799 5
nprobe=512,quantizer_efSearch=128 0.3722 0.8367 0.9611 0.07441 550259136 5
nprobe=512,quantizer_efSearch=256 0.3732 0.8413 0.9670 0.10585 548053339 3
nprobe=1024,quantizer_efSearch=256 0.3754 0.8477 0.9801 0.13573 1077172010 3
nprobe=1024,quantizer_efSearch=512 0.3766 0.8492 0.9821 0.19674 1073442874 2
`OPQ64_128,IVF1048576_HNSW32,PQ64x4fsr`
Index size 5360027596code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF1048576_HNSW32_PQ64x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4567 0.6203 0.6221 0.02711 18294660 12
nprobe=1,quantizer_efSearch=4 0.1337 0.1536 0.1536 0.00338 1165146 89
nprobe=2,quantizer_efSearch=4 0.1927 0.2273 0.2276 0.00400 2322629 75
nprobe=4,quantizer_efSearch=4 0.2531 0.3115 0.3122 0.00519 4636661 58
nprobe=4,quantizer_efSearch=8 0.2917 0.3621 0.3629 0.00691 4631366 44
nprobe=8,quantizer_efSearch=4 0.3561 0.4568 0.4578 0.00864 9272922 35
nprobe=8,quantizer_efSearch=8 0.3647 0.4689 0.4699 0.00924 9263494 33
nprobe=8,quantizer_efSearch=16 0.3841 0.4951 0.4961 0.01227 9220895 25
nprobe=8,quantizer_efSearch=32 0.3889 0.5011 0.5021 0.01761 9186070 18
nprobe=16,quantizer_efSearch=4 0.4072 0.5450 0.5465 0.01780 18452984 17
nprobe=16,quantizer_efSearch=8 0.4355 0.5891 0.5908 0.01916 18422043 16
nprobe=16,quantizer_efSearch=16 0.4502 0.6093 0.6111 0.02026 18370343 15
nprobe=16,quantizer_efSearch=32 0.4567 0.6203 0.6221 0.02674 18294660 12
nprobe=16,quantizer_efSearch=64 0.4595 0.6226 0.6244 0.03387 18251552 9
nprobe=32,quantizer_efSearch=8 0.4788 0.6692 0.6721 0.03564 36648505 9
nprobe=32,quantizer_efSearch=16 0.5040 0.7090 0.7121 0.03696 36518604 9
nprobe=32,quantizer_efSearch=32 0.5141 0.7258 0.7289 0.03932 36392112 8
nprobe=32,quantizer_efSearch=64 0.5198 0.7337 0.7367 0.05099 36290143 6
nprobe=32,quantizer_efSearch=128 0.5212 0.7358 0.7388 0.06615 36244101 5
nprobe=64,quantizer_efSearch=16 0.5369 0.7745 0.7791 0.07409 72401331 5
nprobe=64,quantizer_efSearch=32 0.5538 0.8075 0.8123 0.07622 72099984 4
nprobe=64,quantizer_efSearch=64 0.5634 0.8220 0.8268 0.07992 71860533 4
nprobe=64,quantizer_efSearch=128 0.5666 0.8271 0.8317 0.09681 71736887 4
nprobe=64,quantizer_efSearch=256 0.5673 0.8283 0.8329 0.12807 71690472 3
nprobe=128,quantizer_efSearch=32 0.5811 0.8639 0.8702 0.14047 142679331 3
nprobe=128,quantizer_efSearch=64 0.5910 0.8869 0.8937 0.14339 142093765 3
nprobe=128,quantizer_efSearch=128 0.5950 0.8951 0.9021 0.15264 141672097 2
nprobe=128,quantizer_efSearch=256 0.5965 0.8965 0.9036 0.17611 141499766 2
nprobe=256,quantizer_efSearch=64 0.6050 0.9215 0.9296 0.28036 280546527 2
nprobe=256,quantizer_efSearch=128 0.6115 0.9360 0.9447 0.28836 279326096 2
nprobe=256,quantizer_efSearch=256 0.6149 0.9393 0.9477 0.30832 278683984 1
nprobe=512,quantizer_efSearch=128 0.6206 0.9589 0.9680 0.52809 550267158 1
nprobe=512,quantizer_efSearch=256 0.6237 0.9644 0.9740 0.56624 548067908 1
nprobe=512,quantizer_efSearch=512 0.6254 0.9662 0.9753 0.58875 547091726 1
nprobe=1024,quantizer_efSearch=256 0.6263 0.9766 0.9876 1.00819 1077197105 1
nprobe=1024,quantizer_efSearch=512 0.6265 0.9789 0.9898 1.05065 1073456094 1
`OPQ64_128,IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ64x4fs`
Index size 5118383632code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3665 0.8115 0.9215 0.03949 324561618 8
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1020 0.1448 0.1480 0.00199 1898723 151
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1046 0.1501 0.1535 0.00203 1894030 148
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1149 0.1738 0.1806 0.00210 2705253 143
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1181 0.1806 0.1877 0.00217 2694810 139
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1244 0.1901 0.1955 0.00222 3077257 136
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1384 0.2178 0.2254 0.00233 3055563 129
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1454 0.2321 0.2452 0.00250 5031298 120
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1598 0.2609 0.2730 0.00258 5424424 117
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1743 0.2880 0.3029 0.00267 5394806 113
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1766 0.2931 0.3093 0.00278 5388357 109
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1907 0.3212 0.3373 0.00296 6103271 102
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1956 0.3375 0.3589 0.00323 10114012 93
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2010 0.3398 0.3559 0.00358 7486410 84
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2167 0.3840 0.4078 0.00352 10813314 86
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2321 0.4128 0.4424 0.00364 10746538 83
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2344 0.4213 0.4511 0.00435 10725558 69
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2491 0.4511 0.4817 0.00445 12098881 68
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2603 0.4955 0.5358 0.00498 19981292 61
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2688 0.5080 0.5462 0.00512 21473629 59
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2781 0.5386 0.5880 0.00664 38689112 46
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2826 0.5488 0.5914 0.00659 21243977 46
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2928 0.5717 0.6148 0.00699 23917851 43
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3103 0.6239 0.6818 0.00771 39542069 39
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3245 0.6613 0.7235 0.00964 42040102 32
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3255 0.6625 0.7246 0.01125 42024513 27
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3276 0.6715 0.7339 0.01184 47188584 26
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3336 0.6965 0.7702 0.01175 78916917 26
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3403 0.7207 0.8019 0.01272 77970793 24
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3424 0.7241 0.8064 0.01436 77782924 21
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3455 0.7366 0.8190 0.01475 82952423 21
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3472 0.7394 0.8235 0.01635 82725304 19
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3475 0.7483 0.8391 0.01777 150854826 17
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.3509 0.7441 0.8283 0.02279 92308290 14
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3624 0.7902 0.8912 0.02473 152821473 13
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3651 0.7957 0.8980 0.02894 162324614 11
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3679 0.8147 0.9281 0.03352 291188640 9
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3692 0.8164 0.9299 0.04021 290805556 8
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3713 0.8225 0.9376 0.03799 300667975 8
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3727 0.8272 0.9429 0.04904 320211486 7
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3737 0.8340 0.9580 0.05443 600977386 6
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3745 0.8422 0.9693 0.07493 588303330 5
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3759 0.8475 0.9785 0.08418 1141544031 4
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.3767 0.8505 0.9834 0.11062 1157019167 3
nprobe=2048,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.3776 0.8518 0.9871 0.14927 2234301549 3
`OPQ64_128,IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ64x4fsr`
Index size 5118294544code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ64x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3699 0.4683 0.4693 0.00526 12123382 57
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1338 0.1551 0.1551 0.00199 1893478 151
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1988 0.2347 0.2349 0.00240 3776244 125
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2103 0.2498 0.2499 0.00270 3769331 111
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2415 0.2953 0.2959 0.00284 5412913 106
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2693 0.3291 0.3296 0.00325 6113231 93
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2789 0.3469 0.3474 0.00332 6091593 91
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.3053 0.3906 0.3914 0.00456 10038252 66
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.3066 0.3927 0.3935 0.00461 10037697 66
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3451 0.4382 0.4391 0.00472 10761087 64
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3507 0.4494 0.4503 0.00497 10724464 61
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3699 0.4683 0.4693 0.00526 12123505 58
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3777 0.4823 0.4832 0.00544 12085507 56
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3896 0.4984 0.4993 0.00667 14687987 46
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3898 0.4993 0.5002 0.00737 14692348 41
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3928 0.5023 0.5032 0.00885 19658775 34
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.4044 0.5413 0.5425 0.01441 19917340 21
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4335 0.5787 0.5802 0.01446 21339165 21
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4409 0.5917 0.5931 0.01493 21238173 21
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4561 0.6151 0.6165 0.01603 23848362 19
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.4609 0.6213 0.6229 0.02076 37441064 15
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.4618 0.6234 0.6251 0.02064 28968302 15
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4845 0.6775 0.6796 0.02838 39639418 11
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4950 0.6908 0.6932 0.02821 39442666 11
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4958 0.6906 0.6931 0.02803 39434627 11
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5177 0.7238 0.7265 0.02804 41911438 11
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5184 0.7250 0.7278 0.02878 41952905 11
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5237 0.7354 0.7382 0.03084 46835948 10
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5238 0.7355 0.7382 0.03161 46895000 10
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5247 0.7363 0.7389 0.03260 56343585 10
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5257 0.7377 0.7404 0.03397 56578050 9
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.5259 0.7373 0.7400 0.03795 75530247 8
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.5261 0.7374 0.7401 0.04696 117312568 7
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.5602 0.8099 0.8139 0.06508 82953789 5
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.5630 0.8138 0.8177 0.06754 92409830 5
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5719 0.8295 0.8334 0.07137 92078068 5
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5727 0.8298 0.8336 0.06214 91274543 5
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5798 0.8587 0.8630 0.11985 149203561 3
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.5920 0.8815 0.8865 0.11105 153647069 3
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6038 0.9001 0.9048 0.12391 162890581 3
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.6039 0.9003 0.9050 0.12807 183100918 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6124 0.9311 0.9378 0.22973 290925692 2
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.6150 0.9354 0.9421 0.23621 321593516 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6194 0.9429 0.9499 0.25252 320737589 2
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.6257 0.9640 0.9727 0.45973 593943473 1
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.6259 0.9640 0.9727 0.43095 631712875 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6270 0.9682 0.9766 0.44760 589560872 1
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.6272 0.9686 0.9770 0.43876 588264650 1
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.6273 0.9688 0.9772 0.46654 629957233 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6291 0.9817 0.9915 0.88641 1115459166 1
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=512 0.6294 0.9796 0.9889 0.83395 1245269705 1
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=512 0.6305 0.9818 0.9914 0.89659 1231540361 1
`OPQ64_128,IVF262144_HNSW32,PQ64x4fs`
Index size 4339648716code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF262144_HNSW32_PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3802 0.8440 0.9723 0.11346 1054172322 3
nprobe=2,quantizer_efSearch=4 0.1787 0.2961 0.3132 0.00229 8654931 132
nprobe=4,quantizer_efSearch=4 0.2203 0.3916 0.4188 0.00283 17333599 107
nprobe=4,quantizer_efSearch=8 0.2461 0.4402 0.4698 0.00375 17271348 80
nprobe=8,quantizer_efSearch=4 0.2734 0.5182 0.5634 0.00436 34549205 69
nprobe=8,quantizer_efSearch=8 0.2838 0.5365 0.5819 0.00508 34523269 60
nprobe=16,quantizer_efSearch=4 0.2946 0.5892 0.6507 0.00614 68970616 49
nprobe=8,quantizer_efSearch=16 0.3009 0.5639 0.6106 0.00641 34438703 47
nprobe=16,quantizer_efSearch=8 0.3164 0.6351 0.7003 0.00702 68868071 43
nprobe=16,quantizer_efSearch=16 0.3276 0.6536 0.7200 0.00812 68767724 37
nprobe=32,quantizer_efSearch=8 0.3365 0.6941 0.7772 0.01003 137065427 30
nprobe=32,quantizer_efSearch=16 0.3517 0.7290 0.8169 0.01132 136804732 27
nprobe=32,quantizer_efSearch=32 0.3532 0.7386 0.8283 0.01403 136579826 22
nprobe=64,quantizer_efSearch=16 0.3607 0.7680 0.8693 0.01660 271545974 19
nprobe=64,quantizer_efSearch=32 0.3660 0.7867 0.8917 0.01921 270956854 16
nprobe=64,quantizer_efSearch=64 0.3676 0.7926 0.8989 0.02412 270582112 13
nprobe=128,quantizer_efSearch=32 0.3709 0.8121 0.9270 0.02693 536461331 12
nprobe=128,quantizer_efSearch=64 0.3753 0.8218 0.9404 0.03164 535230722 10
nprobe=128,quantizer_efSearch=128 0.3770 0.8249 0.9444 0.04192 534659816 8
nprobe=256,quantizer_efSearch=64 0.3773 0.8350 0.9624 0.04293 1057404331 7
nprobe=256,quantizer_efSearch=128 0.3801 0.8419 0.9704 0.05360 1055245882 6
nprobe=512,quantizer_efSearch=128 0.3806 0.8470 0.9798 0.07300 2078690442 5
nprobe=512,quantizer_efSearch=256 0.3808 0.8495 0.9828 0.09205 2075186087 4
nprobe=1024,quantizer_efSearch=128 0.3809 0.8479 0.9837 0.10454 4061585107 3
nprobe=1024,quantizer_efSearch=256 0.3811 0.8514 0.9875 0.12960 4077495625 3
`OPQ64_128,IVF262144_HNSW32,PQ64x4fsr`
Index size 4339612876code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF262144_HNSW32_PQ64x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5102 0.7291 0.7330 0.02299 68665865 14
nprobe=1,quantizer_efSearch=4 0.1804 0.2162 0.2167 0.00294 4322407 102
nprobe=1,quantizer_efSearch=16 0.1977 0.2365 0.2370 0.00661 4292539 46
nprobe=2,quantizer_efSearch=16 0.2828 0.3525 0.3534 0.00731 8599956 42
nprobe=4,quantizer_efSearch=16 0.3707 0.4862 0.4876 0.00855 17235943 36
nprobe=8,quantizer_efSearch=16 0.4443 0.6093 0.6122 0.01102 34442006 28
nprobe=8,quantizer_efSearch=32 0.4485 0.6146 0.6175 0.01490 34395136 21
nprobe=16,quantizer_efSearch=16 0.5043 0.7191 0.7229 0.01999 68766932 16
nprobe=16,quantizer_efSearch=32 0.5102 0.7291 0.7330 0.02293 68665865 14
nprobe=16,quantizer_efSearch=64 0.5118 0.7316 0.7355 0.02849 68614596 11
nprobe=32,quantizer_efSearch=16 0.5538 0.8156 0.8212 0.03470 136791419 9
nprobe=32,quantizer_efSearch=32 0.5580 0.8271 0.8332 0.03666 136569592 9
nprobe=32,quantizer_efSearch=64 0.5609 0.8321 0.8383 0.04232 136423731 8
nprobe=32,quantizer_efSearch=128 0.5614 0.8326 0.8388 0.05240 136371924 6
nprobe=64,quantizer_efSearch=16 0.5765 0.8667 0.8739 0.06686 271514574 5
nprobe=64,quantizer_efSearch=128 0.5945 0.9002 0.9076 0.08331 270396629 4
nprobe=64,quantizer_efSearch=256 0.5956 0.9011 0.9085 0.10372 270337195 3
nprobe=128,quantizer_efSearch=128 0.6098 0.9421 0.9517 0.13809 534597552 3
nprobe=128,quantizer_efSearch=256 0.6103 0.9434 0.9529 0.15456 534381251 2
nprobe=256,quantizer_efSearch=128 0.6185 0.9674 0.9786 0.23227 1055111687 2
nprobe=256,quantizer_efSearch=256 0.6191 0.9687 0.9799 0.24936 1054219156 2
nprobe=512,quantizer_efSearch=128 0.6226 0.9774 0.9887 0.40980 2078431243 1
nprobe=512,quantizer_efSearch=256 0.6244 0.9794 0.9916 0.42505 2074928950 1
nprobe=512,quantizer_efSearch=512 0.6246 0.9798 0.9922 0.48303 2073774460 1
nprobe=1024,quantizer_efSearch=256 0.6252 0.9844 0.9964 0.84529 4076966885 1
nprobe=1024,quantizer_efSearch=512 0.6255 0.9854 0.9971 0.90260 4072554553 1
`OPQ64_128,IVF262144(IVF512,PQ64x4fs,RFlat),PQ64x4fs`
Index size 4279433744code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF262144_IVF512_PQ64x4fs_RFlat__PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3626 0.7734 0.8753 0.01618 281240606 19
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1123 0.1698 0.1759 0.00158 4535034 190
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1318 0.2027 0.2098 0.00178 4685318 169
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1356 0.2164 0.2273 0.00185 8969978 163
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1436 0.2354 0.2495 0.00191 8888437 157
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1586 0.2576 0.2708 0.00192 9126064 157
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1890 0.3057 0.3222 0.00205 9389897 147
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1916 0.3138 0.3318 0.00221 9351654 136
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1987 0.3294 0.3475 0.00237 10018581 127
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2115 0.3730 0.3990 0.00256 17847319 117
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2138 0.3775 0.4047 0.00264 17785681 114
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2272 0.3860 0.4096 0.00259 18226301 116
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2392 0.4203 0.4480 0.00266 18124330 113
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2420 0.4261 0.4553 0.00277 18069972 109
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2429 0.4275 0.4563 0.00295 18062817 102
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.2430 0.4278 0.4565 0.00328 18063633 92
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2553 0.4518 0.4804 0.00349 20030698 87
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2580 0.4599 0.4896 0.00365 19979871 83
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2587 0.4598 0.4898 0.00394 19973283 77
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2626 0.4823 0.5219 0.00368 35821178 82
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2779 0.5185 0.5596 0.00388 36364840 78
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2944 0.5529 0.5984 0.00403 36058099 75
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3008 0.5669 0.6133 0.00475 37210389 64
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3010 0.5676 0.6140 0.00516 37195576 59
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3128 0.6162 0.6744 0.00586 71365113 52
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3187 0.6375 0.7011 0.00602 70622598 50
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3283 0.6594 0.7255 0.00689 71609239 44
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3288 0.6602 0.7265 0.00749 71579451 41
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3297 0.6614 0.7266 0.00766 74225144 40
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3311 0.6653 0.7314 0.00794 74104709 38
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3396 0.7019 0.7858 0.00914 139218360 33
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3402 0.7064 0.7861 0.00946 141832140 32
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3406 0.7038 0.7877 0.00998 138943153 31
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3537 0.7415 0.8297 0.01105 142330567 28
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3554 0.7443 0.8333 0.01316 142031391 23
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3564 0.7446 0.8340 0.01334 147054922 23
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3567 0.7625 0.8619 0.01449 279423252 21
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3626 0.7734 0.8753 0.01562 281250199 20
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3640 0.7803 0.8835 0.01501 275075525 21
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3684 0.7907 0.8962 0.01603 276945749 19
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3693 0.7956 0.9021 0.01975 281265045 16
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3707 0.8056 0.9206 0.02189 541692067 14
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3751 0.8149 0.9293 0.02478 556452152 13
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3772 0.8259 0.9450 0.02590 546611014 12
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3774 0.8263 0.9453 0.02842 556419105 11
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3778 0.8383 0.9652 0.03669 1065129081 9
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3801 0.8442 0.9725 0.04061 1077069461 8
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3803 0.8448 0.9737 0.04928 1075946969 7
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3805 0.8464 0.9786 0.05712 2136188897 6
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.3806 0.8471 0.9796 0.06144 2143892197 5
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3817 0.8514 0.9858 0.06432 2097969832 5
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3819 0.8528 0.9903 0.09714 4097487365 4
`OPQ64_128,IVF262144(IVF512,PQ64x4fs,RFlat),PQ64x4fsr`
Index size 4279330320code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF262144_IVF512_PQ64x4fs_RFlat__PQ64x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5795 0.8839 0.8911 0.05908 274578635 6
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1439 0.1704 0.1709 0.00204 4526806 148
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1637 0.1957 0.1961 0.00212 4687931 142
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1735 0.2076 0.2080 0.00214 4690121 141
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1752 0.2099 0.2104 0.00218 4681962 138
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1758 0.2103 0.2108 0.00226 4682050 133
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1782 0.2129 0.2133 0.00235 5017087 128
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1878 0.2246 0.2250 0.00235 5021525 128
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1883 0.2260 0.2265 0.00249 5016297 121
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2327 0.2902 0.2912 0.00276 9075164 109
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2419 0.3027 0.3038 0.00280 9041966 108
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2549 0.3174 0.3184 0.00296 9375741 102
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2666 0.3327 0.3338 0.00310 9344013 97
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2778 0.3468 0.3479 0.00340 10007894 89
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2787 0.3491 0.3502 0.00368 10011664 82
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.3086 0.4058 0.4075 0.00408 17769369 74
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3469 0.4555 0.4572 0.00417 18070325 72
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3483 0.4582 0.4599 0.00435 18062337 70
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3520 0.4604 0.4621 0.00454 18753411 67
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3651 0.4811 0.4828 0.00484 18678000 63
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3697 0.4868 0.4885 0.00545 19976468 56
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3720 0.4902 0.4919 0.00564 19962361 54
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.4087 0.5588 0.5611 0.00637 35418477 48
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4272 0.5863 0.5884 0.00665 36171715 46
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4363 0.6010 0.6033 0.00684 35956577 44
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4440 0.6140 0.6162 0.00774 37194591 39
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4453 0.6150 0.6172 0.00803 37192984 38
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4461 0.6155 0.6178 0.00938 39734521 32
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4477 0.6167 0.6190 0.00971 39736577 31
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.4518 0.6342 0.6386 0.01471 70550602 21
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.4600 0.6460 0.6503 0.01575 70085289 20
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4939 0.7053 0.7095 0.01673 70463214 18
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4979 0.7123 0.7169 0.01689 72022898 18
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5069 0.7258 0.7301 0.01768 71560832 17
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5105 0.7315 0.7358 0.01913 74050791 16
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5109 0.7318 0.7361 0.02192 79130597 14
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.5336 0.7873 0.7935 0.02727 138919344 12
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5471 0.8089 0.8147 0.02760 140777855 11
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5559 0.8230 0.8296 0.02805 139740031 11
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5593 0.8315 0.8381 0.03112 142019093 10
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5597 0.8317 0.8384 0.03223 142009170 10
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5782 0.8749 0.8821 0.05841 277000159 6
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5795 0.8839 0.8911 0.05921 274580361 6
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.5839 0.8900 0.8976 0.05992 278717180 6
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5853 0.8982 0.9057 0.06107 276398554 5
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5854 0.8983 0.9058 0.06278 276437579 5
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5859 0.9008 0.9084 0.06893 281189334 5
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.5864 0.9014 0.9090 0.07252 291299460 5
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5934 0.9171 0.9252 0.10932 545936989 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5941 0.9193 0.9279 0.11157 540843633 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6026 0.9403 0.9487 0.11335 541566933 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6030 0.9446 0.9536 0.11963 555514131 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.6032 0.9446 0.9536 0.12719 575688853 3
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.6034 0.9447 0.9537 0.13098 576105508 3
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.6105 0.9666 0.9773 0.21434 1086360190 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6108 0.9631 0.9737 0.21598 1063890800 2
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.6109 0.9667 0.9771 0.21200 1076760852 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.6137 0.9693 0.9804 0.21591 1066312562 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6142 0.9702 0.9813 0.21981 1075530034 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.6143 0.9704 0.9815 0.23748 1074569645 2
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.6154 0.9766 0.9896 0.39048 2109101520 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.6192 0.9792 0.9921 0.39654 2088555001 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6201 0.9809 0.9938 0.41180 2096298321 1
`OPQ64_128,IVF65536_HNSW32,PQ64x4fs`
Index size 4085042892code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF65536_HNSW32_PQ64x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2673 0.5188 0.5628 0.00621 68413060 49
nprobe=1,quantizer_efSearch=4 0.1567 0.2636 0.2782 0.00247 17136420 122
nprobe=1,quantizer_efSearch=8 0.1687 0.2825 0.2976 0.00279 17109598 108
nprobe=1,quantizer_efSearch=16 0.1722 0.2874 0.3025 0.00338 17085018 89
nprobe=2,quantizer_efSearch=4 0.2054 0.3674 0.3942 0.00376 34333404 80
nprobe=2,quantizer_efSearch=8 0.2213 0.4005 0.4285 0.00403 34252866 75
nprobe=2,quantizer_efSearch=16 0.2267 0.4083 0.4362 0.00458 34211992 66
nprobe=2,quantizer_efSearch=32 0.2270 0.4094 0.4374 0.00552 34181785 55
nprobe=4,quantizer_efSearch=4 0.2477 0.4695 0.5108 0.00589 68545900 51
nprobe=4,quantizer_efSearch=8 0.2673 0.5188 0.5628 0.00617 68413060 49
nprobe=4,quantizer_efSearch=16 0.2718 0.5293 0.5737 0.00676 68304176 45
nprobe=4,quantizer_efSearch=32 0.2727 0.5315 0.5763 0.00793 68256206 38
nprobe=8,quantizer_efSearch=4 0.3037 0.6121 0.6738 0.00901 136749099 34
nprobe=8,quantizer_efSearch=8 0.3109 0.6278 0.6913 0.00897 136649086 34
nprobe=8,quantizer_efSearch=16 0.3202 0.6482 0.7134 0.01032 136466324 30
nprobe=8,quantizer_efSearch=32 0.3214 0.6521 0.7178 0.01145 136321398 27
nprobe=16,quantizer_efSearch=4 0.3250 0.6777 0.7558 0.01248 271984096 25
nprobe=16,quantizer_efSearch=8 0.3385 0.7126 0.7972 0.01273 271722127 24
nprobe=16,quantizer_efSearch=16 0.3446 0.7258 0.8130 0.01430 271369498 22
nprobe=16,quantizer_efSearch=32 0.3484 0.7342 0.8226 0.01631 271038870 19
nprobe=32,quantizer_efSearch=8 0.3510 0.7548 0.8543 0.01636 539026602 19
nprobe=32,quantizer_efSearch=32 0.3648 0.7912 0.8955 0.01791 537273927 17
nprobe=64,quantizer_efSearch=16 0.3680 0.8060 0.9246 0.02027 1064263082 15
nprobe=64,quantizer_efSearch=32 0.3728 0.8211 0.9417 0.02453 1062531628 13
nprobe=128,quantizer_efSearch=32 0.3783 0.8348 0.9645 0.03078 2094473566 11
nprobe=128,quantizer_efSearch=64 0.3808 0.8408 0.9723 0.04117 2090983077 8
nprobe=256,quantizer_efSearch=64 0.3824 0.8473 0.9839 0.06388 4111528074 5
nprobe=256,quantizer_efSearch=128 0.3833 0.8494 0.9864 0.07382 4105629770 5
`OPQ64_128,IVF65536_HNSW32,PQ64x4fsr`
Index size 4084928204code_size 32
log filename: autotune.dbbigann100M.OPQ64_128_IVF65536_HNSW32_PQ64x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4909 0.7175 0.7231 0.02415 136286205 13
nprobe=1,quantizer_efSearch=4 0.2165 0.2769 0.2777 0.00285 17130502 106
nprobe=1,quantizer_efSearch=16 0.2378 0.3030 0.3038 0.00467 17085401 65
nprobe=2,quantizer_efSearch=16 0.3253 0.4375 0.4393 0.00593 34211996 51
nprobe=2,quantizer_efSearch=32 0.3256 0.4381 0.4399 0.00781 34180544 39
nprobe=4,quantizer_efSearch=16 0.4116 0.5738 0.5772 0.00786 68308617 39
nprobe=4,quantizer_efSearch=32 0.4132 0.5759 0.5793 0.01008 68255248 30
nprobe=8,quantizer_efSearch=16 0.4874 0.7124 0.7180 0.01142 136473824 27
nprobe=8,quantizer_efSearch=32 0.4900 0.7164 0.7220 0.01342 136317939 23
nprobe=8,quantizer_efSearch=64 0.4907 0.7173 0.7229 0.01773 136294686 17
nprobe=8,quantizer_efSearch=128 0.4909 0.7175 0.7231 0.02445 136286205 13
nprobe=16,quantizer_efSearch=128 0.5443 0.8205 0.8287 0.03384 270907736 9
nprobe=32,quantizer_efSearch=128 0.5746 0.8923 0.9040 0.05180 536918951 6
nprobe=64,quantizer_efSearch=16 0.5805 0.9181 0.9313 0.08340 1064273324 4
nprobe=64,quantizer_efSearch=128 0.5907 0.9406 0.9544 0.09128 1061305942 4
nprobe=64,quantizer_efSearch=256 0.5908 0.9406 0.9544 0.10073 1061233979 3
nprobe=64,quantizer_efSearch=512 0.5910 0.9408 0.9546 0.12962 1061202940 3
nprobe=128,quantizer_efSearch=128 0.6016 0.9664 0.9809 0.15506 2089652875 2
nprobe=128,quantizer_efSearch=512 0.6018 0.9665 0.9810 0.19004 2089285338 2
nprobe=256,quantizer_efSearch=256 0.6033 0.9768 0.9937 0.28334 4103755098 2
nprobe=256,quantizer_efSearch=512 0.6034 0.9770 0.9939 0.30802 4103311577 1
nprobe=512,quantizer_efSearch=256 0.6040 0.9822 0.9983 0.48833 8050929211 1
nprobe=512,quantizer_efSearch=512 0.6046 0.9827 0.9986 0.50989 8048434784 1
nprobe=1024,quantizer_efSearch=256 0.6056 0.9814 0.9993 0.90315 15779234459 1
`PCAR32,IVF1048576_HNSW32,SQ8`
Index size 4428051797code_size 32
log filename: autotune.dbbigann100M.PCAR32_IVF1048576_HNSW32_SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2649 0.7004 0.9200 0.09327 272916195 4
nprobe=1,quantizer_efSearch=4 0.0937 0.1415 0.1425 0.00242 1143035 125
nprobe=2,quantizer_efSearch=4 0.1254 0.2120 0.2169 0.00251 2285354 120
nprobe=4,quantizer_efSearch=4 0.1507 0.2855 0.2972 0.00263 4563887 114
nprobe=4,quantizer_efSearch=8 0.1676 0.3199 0.3332 0.00320 4565677 94
nprobe=8,quantizer_efSearch=4 0.1858 0.3964 0.4286 0.00330 9101963 92
nprobe=8,quantizer_efSearch=8 0.1908 0.4074 0.4417 0.00377 9098599 80
nprobe=8,quantizer_efSearch=16 0.1970 0.4234 0.4592 0.00468 9070570 65
nprobe=16,quantizer_efSearch=4 0.2053 0.4679 0.5227 0.00466 18121058 65
nprobe=16,quantizer_efSearch=8 0.2177 0.4996 0.5636 0.00532 18109402 57
nprobe=16,quantizer_efSearch=16 0.2213 0.5094 0.5767 0.00655 18065970 46
nprobe=32,quantizer_efSearch=8 0.2288 0.5506 0.6481 0.00721 35896095 42
nprobe=32,quantizer_efSearch=16 0.2370 0.5764 0.6837 0.00797 35821817 38
nprobe=32,quantizer_efSearch=32 0.2399 0.5856 0.6958 0.00961 35739627 32
nprobe=64,quantizer_efSearch=16 0.2463 0.6207 0.7616 0.01239 70942985 25
nprobe=64,quantizer_efSearch=32 0.2510 0.6362 0.7861 0.01408 70727351 22
nprobe=64,quantizer_efSearch=64 0.2526 0.6421 0.7950 0.01767 70553936 17
nprobe=64,quantizer_efSearch=128 0.2535 0.6445 0.7980 0.02531 70470526 12
nprobe=128,quantizer_efSearch=64 0.2601 0.6760 0.8682 0.02528 139229561 12
nprobe=128,quantizer_efSearch=128 0.2613 0.6798 0.8728 0.03303 138951593 10
nprobe=256,quantizer_efSearch=64 0.2626 0.6927 0.9069 0.03795 274401806 8
nprobe=256,quantizer_efSearch=128 0.2644 0.6984 0.9168 0.04701 273488157 7
nprobe=256,quantizer_efSearch=256 0.2649 0.7002 0.9196 0.06133 273056523 5
nprobe=512,quantizer_efSearch=128 0.2658 0.7080 0.9436 0.08523 537810734 4
nprobe=512,quantizer_efSearch=256 0.2665 0.7102 0.9493 0.11221 536125106 3
nprobe=1024,quantizer_efSearch=256 0.2668 0.7139 0.9620 0.19393 1052235347 2
`PCAR32,IVF1048576(IVF1024,PQ16x4fs,RFlat),SQ8`
Index size 4159747225code_size 32
log filename: autotune.dbbigann100M.PCAR32_IVF1048576_IVF1024_PQ16x4fs_RFlat__SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1060 0.1804 0.1837 0.00237 3041426 127
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0912 0.1372 0.1381 0.00231 2591956 130
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.1042 0.1699 0.1732 0.00240 2681602 126
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1060 0.1804 0.1837 0.00239 3040878 126
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1193 0.2002 0.2048 0.00246 3029881 123
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1406 0.2572 0.2679 0.00261 5342260 116
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1466 0.2737 0.2846 0.00261 5325263 116
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1506 0.2817 0.2932 0.00276 5317570 109
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1652 0.3105 0.3233 0.00292 6020884 103
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1657 0.3318 0.3540 0.00320 9928342 94
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1710 0.3352 0.3562 0.00312 10641473 97
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1873 0.3890 0.4198 0.00335 11982517 90
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1889 0.3880 0.4180 0.00353 10604033 86
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1947 0.4158 0.4503 0.00415 11941798 73
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1955 0.4182 0.4611 0.00465 19761988 65
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2053 0.4494 0.5033 0.00486 19719350 62
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2097 0.4596 0.5180 0.00542 19674885 56
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2168 0.4934 0.5557 0.00550 23736122 55
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2178 0.4960 0.5601 0.00563 21005464 54
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2240 0.5089 0.5764 0.00608 23677982 50
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.2251 0.5135 0.5824 0.00704 23640011 43
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.2256 0.5177 0.5868 0.00790 28875393 38
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2373 0.5713 0.6720 0.00870 41577766 35
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2382 0.5743 0.6763 0.00950 46756314 32
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2407 0.5823 0.6893 0.01231 41475393 25
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2415 0.5862 0.6948 0.01123 46685522 27
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2418 0.5872 0.6964 0.01197 57043151 26
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2452 0.6029 0.7309 0.01367 77125636 22
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2458 0.6075 0.7382 0.01441 82234018 21
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2525 0.6341 0.7820 0.01547 81875369 20
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2546 0.6435 0.7959 0.02125 91957657 15
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2612 0.6746 0.8631 0.02765 150838985 11
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.2617 0.6805 0.8718 0.03554 181012220 9
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.2619 0.6784 0.8697 0.03691 150225906 9
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2624 0.6896 0.8968 0.04739 297595944 7
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2629 0.6892 0.8965 0.04818 317861125 7
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2630 0.6956 0.9086 0.04875 285988369 7
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2635 0.6990 0.9133 0.05224 316143234 6
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2638 0.6979 0.9120 0.05500 285296299 6
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.2641 0.7012 0.9174 0.06283 355920858 5
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.2646 0.7021 0.9192 0.08520 315212079 4
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2655 0.7107 0.9467 0.09588 579476566 4
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=512 0.2659 0.7111 0.9494 0.12301 700021533 3
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2662 0.7150 0.9625 0.17555 1093640155 2
`PCAR32,IVF262144_HNSW32,SQ8`
Index size 4107078229code_size 32
log filename: autotune.dbbigann100M.PCAR32_IVF262144_HNSW32_SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2641 0.7110 0.9526 0.15939 1048170673 2
nprobe=1,quantizer_efSearch=4 0.1153 0.1954 0.2006 0.00231 4336032 130
nprobe=2,quantizer_efSearch=4 0.1479 0.2773 0.2910 0.00231 8673410 131
nprobe=2,quantizer_efSearch=8 0.1607 0.3037 0.3197 0.00263 8653570 114
nprobe=2,quantizer_efSearch=16 0.1626 0.3078 0.3241 0.00303 8637757 99
nprobe=4,quantizer_efSearch=4 0.1743 0.3587 0.3907 0.00329 17346054 92
nprobe=4,quantizer_efSearch=8 0.1928 0.4029 0.4389 0.00355 17327439 85
nprobe=4,quantizer_efSearch=16 0.1959 0.4095 0.4463 0.00399 17295895 76
nprobe=8,quantizer_efSearch=4 0.2120 0.4801 0.5452 0.00535 34610545 57
nprobe=8,quantizer_efSearch=8 0.2167 0.4949 0.5613 0.00550 34575923 55
nprobe=8,quantizer_efSearch=32 0.2216 0.5122 0.5813 0.00672 34494087 45
nprobe=8,quantizer_efSearch=64 0.2228 0.5136 0.5832 0.00828 34483585 37
nprobe=16,quantizer_efSearch=4 0.2262 0.5408 0.6384 0.00918 68997574 33
nprobe=16,quantizer_efSearch=8 0.2339 0.5701 0.6762 0.00933 68932443 33
nprobe=16,quantizer_efSearch=16 0.2372 0.5825 0.6923 0.00971 68855501 31
nprobe=16,quantizer_efSearch=32 0.2388 0.5876 0.7004 0.01068 68768259 29
nprobe=16,quantizer_efSearch=128 0.2399 0.5898 0.7023 0.01529 68730954 20
nprobe=32,quantizer_efSearch=8 0.2421 0.6167 0.7586 0.01694 136946468 18
nprobe=32,quantizer_efSearch=16 0.2478 0.6369 0.7885 0.01685 136734945 18
nprobe=32,quantizer_efSearch=32 0.2510 0.6446 0.8006 0.01770 136528588 17
nprobe=32,quantizer_efSearch=128 0.2523 0.6486 0.8065 0.02247 136393110 14
nprobe=64,quantizer_efSearch=32 0.2570 0.6761 0.8699 0.03185 270342491 10
nprobe=64,quantizer_efSearch=64 0.2584 0.6807 0.8765 0.03300 270058609 10
nprobe=64,quantizer_efSearch=128 0.2588 0.6820 0.8780 0.03614 269930685 9
nprobe=128,quantizer_efSearch=32 0.2600 0.6927 0.9123 0.06057 534279231 5
nprobe=128,quantizer_efSearch=64 0.2614 0.6991 0.9235 0.06009 533167059 5
nprobe=128,quantizer_efSearch=128 0.2619 0.6999 0.9267 0.06280 532657443 5
nprobe=256,quantizer_efSearch=64 0.2630 0.7068 0.9451 0.10889 1051104571 3
nprobe=256,quantizer_efSearch=128 0.2640 0.7102 0.9514 0.11235 1049000001 3
nprobe=256,quantizer_efSearch=256 0.2641 0.7112 0.9527 0.11897 1048314856 3
nprobe=512,quantizer_efSearch=128 0.2647 0.7131 0.9628 0.21404 2063233786 2
nprobe=512,quantizer_efSearch=256 0.2650 0.7143 0.9654 0.24063 2059895443 2
`PCAR32,IVF262144(IVF512,PQ16x4fs,RFlat),SQ8`
Index size 4040067993code_size 32
log filename: autotune.dbbigann100M.PCAR32_IVF262144_IVF512_PQ16x4fs_RFlat__SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2233 0.5386 0.6305 0.00925 71213533 33
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.0768 0.1250 0.1288 0.00251 5093594 120
nprobe=1,quantizer_k_factor_rf=32,quantizer_nprobe=8 0.1238 0.2101 0.2159 0.00260 5731373 116
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1639 0.3089 0.3233 0.00275 10080964 110
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1702 0.3452 0.3746 0.00362 17896426 83
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1881 0.3874 0.4217 0.00371 18139904 82
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1884 0.3920 0.4248 0.00383 20171434 79
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1965 0.4095 0.4444 0.00404 20118538 75
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=32 0.1970 0.4130 0.4498 0.00520 22657685 58
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.1972 0.4121 0.4489 0.00572 27841473 53
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2061 0.4544 0.5098 0.00554 36420633 55
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.2109 0.4680 0.5300 0.00589 35519937 51
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2211 0.5052 0.5749 0.00609 37419167 50
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.2231 0.5108 0.5814 0.00712 39937568 43
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2233 0.5386 0.6305 0.00969 71213434 31
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2241 0.5290 0.6202 0.00957 70202835 32
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2268 0.5529 0.6484 0.00961 72379203 32
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2345 0.5743 0.6811 0.00979 72045783 31
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2376 0.5833 0.6943 0.01032 71849484 30
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.2390 0.5873 0.6985 0.01262 89737795 24
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.2393 0.5895 0.7014 0.01212 79443430 25
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2442 0.6180 0.7591 0.01682 139291929 18
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2446 0.6191 0.7595 0.01748 143342515 18
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2518 0.6435 0.7966 0.01841 147723360 17
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2524 0.6491 0.8061 0.01943 147353952 16
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.2526 0.6486 0.8058 0.02041 147226233 15
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2557 0.6688 0.8486 0.03160 278350490 10
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2572 0.6800 0.8721 0.03223 276825921 10
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2582 0.6815 0.8743 0.03314 281790539 10
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2599 0.6964 0.9135 0.06012 548260547 5
nprobe=128,quantizer_k_factor_rf=32,quantizer_nprobe=64 0.2601 0.7013 0.9277 0.07562 544163128 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2607 0.7038 0.9422 0.11261 1064820087 3
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.2608 0.6983 0.9202 0.11391 1100330239 3
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2615 0.7070 0.9470 0.11004 1058980250 3
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2622 0.7106 0.9529 0.11148 1062451239 3
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2626 0.7110 0.9537 0.11716 1061067488 3
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2628 0.7130 0.9631 0.20779 2094433790 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2638 0.7143 0.9658 0.21122 2075383306 2
`PCAR32,IVF65536_HNSW32,SQ8`
Index size 4026834005code_size 32
log filename: autotune.dbbigann100M.PCAR32_IVF65536_HNSW32_SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1413 0.2691 0.2861 0.00517 17188886 59
nprobe=1,quantizer_efSearch=8 0.1400 0.2667 0.2836 0.00332 17210907 91
nprobe=1,quantizer_efSearch=16 0.1403 0.2678 0.2848 0.00357 17198757 84
nprobe=1,quantizer_efSearch=32 0.1412 0.2688 0.2858 0.00408 17189080 74
nprobe=1,quantizer_efSearch=64 0.1413 0.2691 0.2861 0.00509 17188886 59
nprobe=2,quantizer_efSearch=4 0.1699 0.3539 0.3888 0.00522 34562250 58
nprobe=2,quantizer_efSearch=8 0.1780 0.3745 0.4117 0.00536 34456633 56
nprobe=2,quantizer_efSearch=16 0.1787 0.3777 0.4148 0.00565 34404205 54
nprobe=2,quantizer_efSearch=32 0.1793 0.3788 0.4160 0.00612 34382769 50
nprobe=2,quantizer_efSearch=64 0.1794 0.3793 0.4163 0.00713 34381537 43
nprobe=4,quantizer_efSearch=4 0.1989 0.4451 0.5090 0.00917 69044012 33
nprobe=4,quantizer_efSearch=8 0.2091 0.4746 0.5455 0.00933 68971079 33
nprobe=4,quantizer_efSearch=16 0.2104 0.4799 0.5520 0.00972 68854339 31
nprobe=4,quantizer_efSearch=32 0.2113 0.4826 0.5545 0.01010 68809675 30
nprobe=4,quantizer_efSearch=64 0.2114 0.4830 0.5550 0.01125 68799763 27
nprobe=4,quantizer_efSearch=128 0.2115 0.4831 0.5551 0.01333 68794649 23
nprobe=8,quantizer_efSearch=4 0.2270 0.5520 0.6580 0.01697 137359031 18
nprobe=8,quantizer_efSearch=8 0.2320 0.5630 0.6728 0.01703 137214758 18
nprobe=8,quantizer_efSearch=16 0.2348 0.5722 0.6849 0.01735 137040842 18
nprobe=8,quantizer_efSearch=32 0.2356 0.5753 0.6884 0.01761 136934053 18
nprobe=8,quantizer_efSearch=128 0.2357 0.5763 0.6892 0.02095 136899282 15
nprobe=16,quantizer_efSearch=8 0.2461 0.6254 0.7795 0.03220 272072543 10
nprobe=16,quantizer_efSearch=32 0.2515 0.6428 0.8007 0.03271 271580640 10
nprobe=32,quantizer_efSearch=8 0.2519 0.6555 0.8431 0.05951 538452980 6
nprobe=32,quantizer_efSearch=16 0.2570 0.6725 0.8668 0.05932 537741969 6
nprobe=32,quantizer_efSearch=32 0.2583 0.6782 0.8749 0.05979 537085730 6
nprobe=32,quantizer_efSearch=64 0.2587 0.6801 0.8774 0.06086 536853265 5
nprobe=32,quantizer_efSearch=128 0.2588 0.6804 0.8777 0.06297 536775390 5
nprobe=32,quantizer_efSearch=256 0.2589 0.6805 0.8778 0.06960 536758138 5
nprobe=64,quantizer_efSearch=16 0.2597 0.6880 0.9082 0.10871 1061471559 3
nprobe=64,quantizer_efSearch=32 0.2621 0.6964 0.9216 0.11393 1059845812 3
nprobe=64,quantizer_efSearch=64 0.2623 0.6987 0.9259 0.11063 1059035472 3
nprobe=64,quantizer_efSearch=128 0.2625 0.6995 0.9273 0.11751 1058697405 3
nprobe=64,quantizer_efSearch=256 0.2626 0.6996 0.9275 0.11964 1058651879 3
nprobe=128,quantizer_efSearch=32 0.2642 0.7047 0.9446 0.20615 2086758933 2
nprobe=128,quantizer_efSearch=128 0.2646 0.7082 0.9527 0.20850 2081951644 2
nprobe=128,quantizer_efSearch=256 0.2647 0.7083 0.9530 0.21240 2081665366 2
nprobe=256,quantizer_efSearch=64 0.2650 0.7118 0.9645 0.39664 4088892181 1
nprobe=256,quantizer_efSearch=128 0.2653 0.7127 0.9669 0.39592 4082607655 1
nprobe=256,quantizer_efSearch=256 0.2654 0.7130 0.9674 0.40327 4080896170 1
nprobe=512,quantizer_efSearch=256 0.2655 0.7136 0.9703 0.76836 7990939016 1
`PCAR64,IVF1048576_HNSW32,SQ4`
Index size 4562286293code_size 32
log filename: autotune.dbbigann100M.PCAR64_IVF1048576_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5101 0.9200 0.9483 0.13263 277576090 3
nprobe=1,quantizer_efSearch=4 0.1249 0.1548 0.1549 0.00279 1156280 108
nprobe=4,quantizer_efSearch=4 0.2281 0.3145 0.3165 0.00306 4628873 98
nprobe=8,quantizer_efSearch=4 0.3059 0.4503 0.4545 0.00444 9243990 68
nprobe=8,quantizer_efSearch=8 0.3150 0.4654 0.4698 0.00478 9233588 63
nprobe=8,quantizer_efSearch=16 0.3279 0.4881 0.4929 0.00630 9190876 48
nprobe=16,quantizer_efSearch=4 0.3503 0.5379 0.5448 0.00643 18394125 47
nprobe=16,quantizer_efSearch=8 0.3730 0.5805 0.5883 0.00691 18371137 44
nprobe=16,quantizer_efSearch=16 0.3844 0.5989 0.6069 0.00803 18330853 38
nprobe=32,quantizer_efSearch=8 0.4056 0.6586 0.6707 0.01037 36503933 29
nprobe=32,quantizer_efSearch=32 0.4305 0.7109 0.7239 0.01454 36276861 21
nprobe=32,quantizer_efSearch=64 0.4344 0.7193 0.7323 0.01894 36188814 16
nprobe=64,quantizer_efSearch=16 0.4489 0.7614 0.7791 0.01946 72167021 16
nprobe=64,quantizer_efSearch=32 0.4616 0.7913 0.8093 0.02081 71881533 15
nprobe=64,quantizer_efSearch=64 0.4683 0.8038 0.8220 0.02457 71659428 13
nprobe=64,quantizer_efSearch=128 0.4701 0.8073 0.8257 0.03424 71539207 9
nprobe=128,quantizer_efSearch=32 0.4811 0.8438 0.8659 0.03883 142201262 8
nprobe=128,quantizer_efSearch=64 0.4933 0.8682 0.8912 0.04338 141598351 7
nprobe=128,quantizer_efSearch=128 0.4958 0.8751 0.8983 0.04630 141224577 7
nprobe=256,quantizer_efSearch=64 0.5037 0.9021 0.9297 0.06586 279481148 5
nprobe=256,quantizer_efSearch=128 0.5078 0.9153 0.9437 0.07849 278360795 4
nprobe=256,quantizer_efSearch=256 0.5099 0.9193 0.9478 0.09536 277773451 4
nprobe=256,quantizer_efSearch=512 0.5101 0.9200 0.9483 0.13387 277576090 3
nprobe=512,quantizer_efSearch=128 0.5142 0.9358 0.9665 0.13524 548055846 3
nprobe=512,quantizer_efSearch=256 0.5170 0.9415 0.9727 0.15886 546053110 2
nprobe=512,quantizer_efSearch=512 0.5172 0.9423 0.9735 0.17274 545138920 2
nprobe=1024,quantizer_efSearch=256 0.5195 0.9529 0.9868 0.25122 1072655536 2
nprobe=1024,quantizer_efSearch=512 0.5199 0.9544 0.9885 0.30456 1069050808 1
nprobe=2048,quantizer_efSearch=256 0.5202 0.9558 0.9910 0.44787 2087251067 1
nprobe=2048,quantizer_efSearch=512 0.5205 0.9590 0.9944 0.53365 2094987125 1
nprobe=4096,quantizer_efSearch=512 0.5206 0.9599 0.9963 0.88013 4041544213 1
`PCAR64,IVF1048576(IVF1024,PQ32x4fs,RFlat),SQ4`
Index size 4302621977code_size 32
log filename: autotune.dbbigann100M.PCAR64_IVF1048576_IVF1024_PQ32x4fs_RFlat__SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2642 0.3658 0.3675 0.00387 10808158 78
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1249 0.1535 0.1540 0.00239 1891035 126
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1384 0.1751 0.1759 0.00249 2702417 121
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1408 0.1792 0.1797 0.00244 3077039 123
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.1475 0.1887 0.1896 0.00249 2697001 121
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1704 0.2203 0.2211 0.00257 3060780 117
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1771 0.2335 0.2348 0.00268 5040683 112
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1920 0.2536 0.2546 0.00264 5422047 114
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2135 0.2873 0.2886 0.00273 5404955 111
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2254 0.3061 0.3079 0.00281 5393070 107
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2324 0.3139 0.3152 0.00285 6109896 106
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2461 0.3356 0.3373 0.00296 6094539 102
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2474 0.3325 0.3339 0.00315 7484416 96
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.2509 0.3427 0.3447 0.00345 6080202 87
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2685 0.3660 0.3680 0.00381 7450176 79
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2688 0.3858 0.3893 0.00398 10031098 76
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2930 0.4183 0.4212 0.00399 10755393 76
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3263 0.4742 0.4780 0.00453 12076435 67
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.3320 0.4828 0.4867 0.00543 12045387 56
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3424 0.5168 0.5224 0.00616 19965355 49
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3538 0.5345 0.5404 0.00647 19911941 47
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.3547 0.5374 0.5432 0.00717 19890484 42
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3781 0.5789 0.5853 0.00716 23949626 42
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.3860 0.5905 0.5974 0.00755 21217065 40
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3908 0.6013 0.6083 0.00781 23905966 39
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3950 0.6097 0.6167 0.00810 23886235 38
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3968 0.6129 0.6197 0.00952 29155443 32
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.3978 0.6145 0.6216 0.01100 29142978 28
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4173 0.6621 0.6716 0.01092 39499638 28
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4367 0.7096 0.7210 0.01205 41986885 25
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4371 0.7117 0.7233 0.01346 41943419 23
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4419 0.7182 0.7296 0.01352 47200753 23
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4422 0.7206 0.7324 0.01446 47134909 21
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.4429 0.7221 0.7339 0.01659 57491949 19
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4455 0.7263 0.7378 0.01867 78714307 17
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4648 0.7792 0.7938 0.01953 77864729 16
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4714 0.7900 0.8052 0.02054 82958851 15
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4765 0.8036 0.8194 0.02181 82738588 14
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.4791 0.8110 0.8268 0.02687 92939700 12
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.4798 0.8116 0.8274 0.03374 92778042 9
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5001 0.8713 0.8916 0.03972 152721686 8
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5022 0.8777 0.8983 0.04003 162816398 8
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.5042 0.8804 0.9012 0.04352 182886085 7
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5043 0.8799 0.9008 0.05071 162436259 6
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.5045 0.8806 0.9014 0.05402 223186957 6
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5100 0.9024 0.9266 0.06810 291101102 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5128 0.9130 0.9378 0.06681 321038637 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5132 0.9124 0.9372 0.06791 300849157 5
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5148 0.9106 0.9358 0.06900 290203845 5
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5151 0.9107 0.9361 0.07078 290025971 5
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5178 0.9209 0.9463 0.07971 360521251 4
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.5189 0.9228 0.9483 0.08998 360334007 4
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.5190 0.9229 0.9484 0.11161 360306003 3
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5202 0.9281 0.9556 0.11378 561493068 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5248 0.9449 0.9743 0.13995 587932930 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5250 0.9451 0.9745 0.14223 628286064 3
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=512 0.5271 0.9570 0.9886 0.24953 1235989847 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.5272 0.9571 0.9887 0.23034 1154782054 2
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=512 0.5274 0.9583 0.9903 0.31400 1232389934 2
nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.5275 0.9584 0.9904 0.38383 1151168270 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=512 0.5280 0.9634 0.9966 0.53414 2252926682 1
nprobe=4096,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5282 0.9651 0.9993 0.91034 4161036976 1
`PCAR64,IVF262144_HNSW32,SQ4`
Index size 4140649429code_size 32
log filename: autotune.dbbigann100M.PCAR64_IVF262144_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5140 0.9438 0.9802 0.21215 1055167055 2
nprobe=2,quantizer_efSearch=4 0.2253 0.3138 0.3166 0.00293 8685970 103
nprobe=2,quantizer_efSearch=8 0.2441 0.3390 0.3419 0.00339 8651362 89
nprobe=2,quantizer_efSearch=16 0.2501 0.3468 0.3498 0.00422 8626619 72
nprobe=4,quantizer_efSearch=4 0.2828 0.4158 0.4213 0.00427 17364849 71
nprobe=4,quantizer_efSearch=8 0.3116 0.4591 0.4650 0.00468 17326363 65
nprobe=4,quantizer_efSearch=16 0.3224 0.4753 0.4815 0.00572 17286460 53
nprobe=4,quantizer_efSearch=32 0.3245 0.4775 0.4838 0.00734 17265389 41
nprobe=8,quantizer_efSearch=8 0.3717 0.5804 0.5900 0.00745 34578135 41
nprobe=8,quantizer_efSearch=16 0.3844 0.6046 0.6145 0.00823 34497206 37
nprobe=8,quantizer_efSearch=32 0.3888 0.6108 0.6207 0.00954 34445089 32
nprobe=8,quantizer_efSearch=64 0.3898 0.6125 0.6224 0.01268 34428460 24
nprobe=16,quantizer_efSearch=4 0.3990 0.6510 0.6640 0.01292 69136506 24
nprobe=16,quantizer_efSearch=8 0.4203 0.6900 0.7047 0.01306 69047592 23
nprobe=16,quantizer_efSearch=16 0.4313 0.7110 0.7263 0.01424 68941601 22
nprobe=16,quantizer_efSearch=64 0.4372 0.7221 0.7378 0.01816 68791489 17
nprobe=32,quantizer_efSearch=8 0.4449 0.7610 0.7794 0.02392 137383408 13
nprobe=32,quantizer_efSearch=128 0.4714 0.8160 0.8363 0.03430 136732349 9
nprobe=32,quantizer_efSearch=256 0.4717 0.8165 0.8368 0.04616 136727854 7
nprobe=64,quantizer_efSearch=16 0.4838 0.8525 0.8761 0.04643 272086053 7
nprobe=64,quantizer_efSearch=32 0.4912 0.8735 0.8984 0.04625 271491902 7
nprobe=64,quantizer_efSearch=128 0.4941 0.8811 0.9067 0.05385 270948622 6
nprobe=64,quantizer_efSearch=256 0.4946 0.8818 0.9074 0.06599 270924696 5
nprobe=128,quantizer_efSearch=32 0.5015 0.9061 0.9363 0.09019 537239378 4
nprobe=128,quantizer_efSearch=64 0.5053 0.9164 0.9484 0.09035 536097677 4
nprobe=128,quantizer_efSearch=128 0.5065 0.9198 0.9520 0.09474 535524185 4
nprobe=128,quantizer_efSearch=256 0.5069 0.9207 0.9529 0.10498 535369794 3
nprobe=256,quantizer_efSearch=64 0.5108 0.9358 0.9719 0.16959 1058216705 2
nprobe=256,quantizer_efSearch=128 0.5130 0.9423 0.9786 0.17424 1056102624 2
nprobe=256,quantizer_efSearch=256 0.5137 0.9435 0.9799 0.18501 1055352372 2
nprobe=256,quantizer_efSearch=512 0.5140 0.9438 0.9802 0.20925 1055167055 2
nprobe=512,quantizer_efSearch=256 0.5155 0.9534 0.9917 0.33883 2075882336 1
nprobe=1024,quantizer_efSearch=128 0.5159 0.9545 0.9934 0.61912 4058301046 1
nprobe=1024,quantizer_efSearch=256 0.5164 0.9569 0.9964 0.63580 4076677838 1
nprobe=2048,quantizer_efSearch=256 0.5167 0.9577 0.9976 1.21520 7887001494 1
`PCAR64,IVF262144(IVF512,PQ32x4fs,RFlat),SQ4`
Index size 4075871001code_size 32
log filename: autotune.dbbigann100M.PCAR64_IVF262144_IVF512_PQ32x4fs_RFlat__SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4179 0.6786 0.6916 0.01234 70929568 25
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1367 0.1732 0.1739 0.00265 5065388 114
nprobe=1,quantizer_k_factor_rf=32,quantizer_nprobe=8 0.1800 0.2322 0.2335 0.00284 5695774 106
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.2144 0.2984 0.3009 0.00310 9078740 97
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2227 0.3048 0.3075 0.00306 9433206 99
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2304 0.3157 0.3185 0.00315 10087578 96
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=4 0.2392 0.3310 0.3336 0.00336 9379349 90
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2511 0.3456 0.3482 0.00368 11359223 82
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2530 0.3469 0.3494 0.00437 13973769 69
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2943 0.4270 0.4320 0.00459 18174522 66
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.3035 0.4453 0.4509 0.00474 18109285 64
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3092 0.4510 0.4558 0.00493 20103507 61
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3226 0.4744 0.4799 0.00524 20031122 58
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3247 0.4742 0.4795 0.00565 22669862 54
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=32 0.3253 0.4786 0.4844 0.00667 22635463 45
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3586 0.5510 0.5593 0.00738 35532774 41
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3694 0.5717 0.5799 0.00743 36215345 41
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3851 0.6021 0.6112 0.00788 37318252 39
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3880 0.6059 0.6149 0.00825 39903728 37
nprobe=8,quantizer_k_factor_rf=32,quantizer_nprobe=64 0.3899 0.6126 0.6222 0.01166 44986017 26
nprobe=8,quantizer_k_factor_rf=64,quantizer_nprobe=32 0.3901 0.6125 0.6221 0.01184 39837094 26
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4179 0.6786 0.6916 0.01694 70929568 18
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4351 0.7121 0.7267 0.01309 71858672 23
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4361 0.7153 0.7302 0.01396 71766797 22
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4384 0.7184 0.7332 0.01399 74358046 22
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.4393 0.7232 0.7385 0.01695 79393085 18
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4713 0.8034 0.8233 0.02357 142898668 13
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.4716 0.8046 0.8245 0.02421 147899522 13
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4756 0.8147 0.8358 0.02455 142394989 13
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.4760 0.8160 0.8372 0.02631 147464627 12
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4933 0.8675 0.8936 0.04363 278005151 7
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4958 0.8761 0.9030 0.04231 277178792 8
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.4968 0.8791 0.9065 0.04375 282021379 7
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4991 0.8917 0.9227 0.08159 543313615 4
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.4994 0.8887 0.9183 0.07885 557551000 4
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5087 0.9155 0.9484 0.07767 548487113 4
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5095 0.9189 0.9522 0.09736 546990417 4
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5098 0.9197 0.9531 0.09337 546756193 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5155 0.9343 0.9707 0.14917 1067733537 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.5175 0.9400 0.9769 0.15643 1100391887 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5188 0.9434 0.9805 0.15848 1067608140 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5190 0.9434 0.9807 0.15115 1077351975 2
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.5219 0.9540 0.9931 0.31967 2117447586 1
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.5223 0.9544 0.9936 0.55899 4188977330 1
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5229 0.9567 0.9965 0.57241 4091535477 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5230 0.9568 0.9967 0.54802 4097716219 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5234 0.9579 0.9979 0.55434 4101263119 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5235 0.9591 0.9996 1.12617 8017184495 1
`PCAR64,IVF65536_HNSW32,SQ4`
Index size 4035239381code_size 32
log filename: autotune.dbbigann100M.PCAR64_IVF65536_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2158 0.3016 0.3044 0.00682 17089216 45
nprobe=1,quantizer_efSearch=16 0.2148 0.3004 0.3032 0.00494 17099843 62
nprobe=1,quantizer_efSearch=32 0.2155 0.3014 0.3042 0.00539 17091118 56
nprobe=2,quantizer_efSearch=4 0.2662 0.3951 0.4012 0.00726 34404446 42
nprobe=2,quantizer_efSearch=8 0.2868 0.4261 0.4324 0.00705 34302856 43
nprobe=2,quantizer_efSearch=16 0.2891 0.4311 0.4375 0.00744 34252475 41
nprobe=2,quantizer_efSearch=64 0.2893 0.4317 0.4380 0.00939 34223244 32
nprobe=4,quantizer_efSearch=4 0.3247 0.5090 0.5186 0.01229 68776953 25
nprobe=4,quantizer_efSearch=8 0.3482 0.5529 0.5634 0.01242 68646595 25
nprobe=4,quantizer_efSearch=16 0.3537 0.5642 0.5748 0.01291 68550443 24
nprobe=4,quantizer_efSearch=64 0.3539 0.5662 0.5768 0.01504 68479035 20
nprobe=4,quantizer_efSearch=128 0.3540 0.5663 0.5769 0.01761 68475258 18
nprobe=8,quantizer_efSearch=4 0.3967 0.6622 0.6780 0.02383 137118694 13
nprobe=8,quantizer_efSearch=8 0.4013 0.6753 0.6921 0.02300 137034929 14
nprobe=8,quantizer_efSearch=64 0.4140 0.7005 0.7180 0.02542 136708694 12
nprobe=8,quantizer_efSearch=128 0.4141 0.7006 0.7181 0.02795 136695371 11
nprobe=16,quantizer_efSearch=16 0.4529 0.7933 0.8163 0.04518 272002657 7
nprobe=16,quantizer_efSearch=32 0.4560 0.8005 0.8237 0.04443 271724752 7
nprobe=16,quantizer_efSearch=64 0.4572 0.8018 0.8250 0.04563 271616199 7
nprobe=32,quantizer_efSearch=16 0.4779 0.8613 0.8906 0.08469 539117825 4
nprobe=32,quantizer_efSearch=128 0.4829 0.8730 0.9032 0.08872 538085551 4
nprobe=64,quantizer_efSearch=16 0.4888 0.9002 0.9339 0.16311 1065619450 2
nprobe=64,quantizer_efSearch=32 0.4934 0.9138 0.9487 0.16290 1063893160 2
nprobe=64,quantizer_efSearch=128 0.4963 0.9189 0.9542 0.16693 1062634815 2
nprobe=128,quantizer_efSearch=64 0.5026 0.9399 0.9779 0.31874 2092596513 1
nprobe=128,quantizer_efSearch=128 0.5037 0.9423 0.9804 0.31644 2091094389 1
nprobe=128,quantizer_efSearch=256 0.5038 0.9427 0.9808 0.32394 2090834606 1
nprobe=128,quantizer_efSearch=512 0.5039 0.9427 0.9808 0.37095 2090761179 1
nprobe=256,quantizer_efSearch=128 0.5063 0.9523 0.9928 0.61291 4106462211 1
nprobe=256,quantizer_efSearch=256 0.5066 0.9528 0.9934 0.61737 4104595322 1
nprobe=256,quantizer_efSearch=512 0.5067 0.9527 0.9933 0.63317 4104165834 1
nprobe=512,quantizer_efSearch=128 0.5071 0.9554 0.9969 1.18623 8056631663 1
nprobe=512,quantizer_efSearch=256 0.5077 0.9564 0.9981 1.20053 8047145756 1
nprobe=1024,quantizer_efSearch=256 0.5080 0.9570 0.9992 2.32033 15765131336 1
nprobe=2048,quantizer_efSearch=512 0.5081 0.9572 0.9995 4.59322 30865589719 1
`OPQ128_256,IVF1048576_HNSW32,PQ128x4fs`
Index size 9618128844code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF1048576_HNSW32_PQ128x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1898 0.2545 0.2560 0.00973 2320007 31
nprobe=2,quantizer_efSearch=4 0.1686 0.2251 0.2265 0.00616 2321675 49
nprobe=4,quantizer_efSearch=4 0.2166 0.3078 0.3117 0.00675 4635260 45
nprobe=8,quantizer_efSearch=4 0.2943 0.4488 0.4577 0.00914 9272327 33
nprobe=8,quantizer_efSearch=8 0.3022 0.4603 0.4693 0.01048 9263469 29
nprobe=16,quantizer_efSearch=4 0.3354 0.5329 0.5460 0.01046 18451952 29
nprobe=32,quantizer_efSearch=4 0.3601 0.5871 0.6043 0.01275 36602340 24
nprobe=16,quantizer_efSearch=8 0.3606 0.5753 0.5901 0.01360 18422974 23
nprobe=32,quantizer_efSearch=8 0.3947 0.6518 0.6719 0.01581 36644068 20
nprobe=64,quantizer_efSearch=8 0.4110 0.6952 0.7175 0.01980 72516181 16
nprobe=32,quantizer_efSearch=16 0.4160 0.6904 0.7121 0.02134 36513495 15
nprobe=64,quantizer_efSearch=16 0.4391 0.7535 0.7787 0.02492 72390091 13
nprobe=64,quantizer_efSearch=32 0.4525 0.7847 0.8114 0.03515 72091220 9
nprobe=128,quantizer_efSearch=32 0.4748 0.8377 0.8696 0.04387 142661147 7
nprobe=128,quantizer_efSearch=64 0.4855 0.8604 0.8933 0.06379 142079212 5
nprobe=256,quantizer_efSearch=64 0.4952 0.8926 0.9298 0.07744 280512789 4
nprobe=512,quantizer_efSearch=64 0.5015 0.9083 0.9475 0.09354 551752671 4
nprobe=256,quantizer_efSearch=128 0.5020 0.9063 0.9446 0.10909 279282886 3
nprobe=512,quantizer_efSearch=128 0.5086 0.9262 0.9679 0.12775 550195746 3
nprobe=1024,quantizer_efSearch=128 0.5099 0.9335 0.9769 0.15998 1078222613 2
nprobe=512,quantizer_efSearch=256 0.5105 0.9313 0.9738 0.18469 547986390 2
nprobe=1024,quantizer_efSearch=256 0.5137 0.9431 0.9877 0.21088 1077028890 2
nprobe=2048,quantizer_efSearch=256 0.5139 0.9454 0.9906 0.27308 2098602707 2
nprobe=1024,quantizer_efSearch=512 0.5144 0.9446 0.9896 0.31201 1073313604 1
nprobe=2048,quantizer_efSearch=512 0.5154 0.9481 0.9942 0.36792 2104276606 1
nprobe=4096,quantizer_efSearch=512 0.5159 0.9494 0.9961 0.47373 4067851863 1
`OPQ128_256,IVF1048576_HNSW32,PQ128x4fsr`
Index size 9617905612code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF1048576_HNSW32_PQ128x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5579 0.6224 0.6224 0.05012 18300066 6
nprobe=1,quantizer_efSearch=4 0.1477 0.1550 0.1550 0.00633 1165553 48
nprobe=2,quantizer_efSearch=4 0.2156 0.2282 0.2282 0.00746 2322283 41
nprobe=4,quantizer_efSearch=4 0.2913 0.3131 0.3131 0.00978 4637164 31
nprobe=4,quantizer_efSearch=8 0.3373 0.3633 0.3633 0.01308 4631666 23
nprobe=4,quantizer_efSearch=16 0.3504 0.3785 0.3785 0.01889 4615089 16
nprobe=8,quantizer_efSearch=4 0.4207 0.4591 0.4591 0.02034 9270161 15
nprobe=8,quantizer_efSearch=8 0.4311 0.4712 0.4712 0.02135 9262935 15
nprobe=8,quantizer_efSearch=16 0.4543 0.4972 0.4972 0.02749 9223902 11
nprobe=16,quantizer_efSearch=4 0.4918 0.5470 0.5470 0.03067 18453535 10
nprobe=16,quantizer_efSearch=8 0.5302 0.5913 0.5913 0.03282 18425607 10
nprobe=16,quantizer_efSearch=16 0.5484 0.6119 0.6119 0.03906 18374472 8
nprobe=16,quantizer_efSearch=32 0.5579 0.6224 0.6224 0.05050 18300066 6
nprobe=16,quantizer_efSearch=64 0.5599 0.6246 0.6246 0.06515 18254149 5
nprobe=32,quantizer_efSearch=8 0.5956 0.6721 0.6721 0.07241 36651493 5
nprobe=32,quantizer_efSearch=16 0.6275 0.7130 0.7130 0.07721 36521218 4
nprobe=32,quantizer_efSearch=32 0.6424 0.7296 0.7296 0.08438 36396474 4
nprobe=32,quantizer_efSearch=64 0.6490 0.7368 0.7368 0.09669 36291064 4
nprobe=32,quantizer_efSearch=128 0.6513 0.7390 0.7390 0.12691 36245263 3
nprobe=64,quantizer_efSearch=32 0.7066 0.8121 0.8121 0.13927 72103895 3
nprobe=64,quantizer_efSearch=64 0.7183 0.8271 0.8271 0.15411 71861542 2
nprobe=64,quantizer_efSearch=128 0.7224 0.8319 0.8319 0.18595 71737634 2
nprobe=64,quantizer_efSearch=256 0.7237 0.8331 0.8331 0.22561 71689744 2
nprobe=128,quantizer_efSearch=32 0.7511 0.8701 0.8701 0.26412 142686957 2
nprobe=128,quantizer_efSearch=64 0.7706 0.8937 0.8937 0.27933 142097647 2
nprobe=128,quantizer_efSearch=128 0.7777 0.9023 0.9023 0.30264 141674228 1
nprobe=128,quantizer_efSearch=256 0.7786 0.9037 0.9037 0.34565 141496832 1
nprobe=256,quantizer_efSearch=64 0.7927 0.9299 0.9299 0.51330 280546557 1
nprobe=256,quantizer_efSearch=128 0.8041 0.9451 0.9451 0.52013 279327761 1
nprobe=256,quantizer_efSearch=256 0.8066 0.9479 0.9479 0.57207 278679981 1
nprobe=256,quantizer_efSearch=512 0.8069 0.9481 0.9481 0.67244 278466914 1
nprobe=512,quantizer_efSearch=128 0.8214 0.9683 0.9683 0.96654 550273427 1
nprobe=512,quantizer_efSearch=256 0.8245 0.9741 0.9741 1.01400 548056725 1
nprobe=512,quantizer_efSearch=512 0.8264 0.9755 0.9755 1.09603 547086456 1
nprobe=1024,quantizer_efSearch=256 0.8324 0.9878 0.9879 1.83975 540659326 1
nprobe=1024,quantizer_efSearch=512 0.8339 0.9899 0.9900 1.89165 538839297 1
`OPQ128_256,IVF1048576(IVF1024,PQ128x4fs,RFlat),PQ128x4fs`
Index size 9411713552code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF1048576_IVF1024_PQ128x4fs_RFlat__PQ128x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4998 0.9023 0.9399 0.07213 323668338 5
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1047 0.1319 0.1324 0.00315 1533743 96
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1353 0.1778 0.1786 0.00334 2715961 90
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1414 0.1883 0.1895 0.00350 2700767 86
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1592 0.2122 0.2131 0.00364 3077376 83
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1676 0.2245 0.2260 0.00382 3054338 79
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1773 0.2457 0.2490 0.00403 5031155 75
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2047 0.2857 0.2890 0.00421 5422838 72
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2144 0.3031 0.3070 0.00435 5393199 69
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2160 0.3060 0.3101 0.00469 5387568 64
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2402 0.3410 0.3449 0.00502 6096147 60
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2462 0.3622 0.3703 0.00542 10128368 56
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2819 0.4172 0.4255 0.00602 10810664 50
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2928 0.4397 0.4492 0.00632 10729682 48
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2950 0.4435 0.4529 0.00784 10717489 39
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3010 0.4485 0.4569 0.00773 12146456 39
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3374 0.5271 0.5406 0.00870 19948084 35
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3378 0.5294 0.5428 0.00947 19910465 32
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3527 0.5530 0.5676 0.00980 21433518 31
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3645 0.5889 0.6064 0.01216 38688485 25
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.3659 0.5790 0.5937 0.01288 21205309 24
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3738 0.6039 0.6222 0.01284 38202092 24
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3748 0.5986 0.6141 0.01300 23829951 24
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3765 0.6021 0.6174 0.01375 23767381 22
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4104 0.6702 0.6908 0.01487 39462042 21
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4263 0.7050 0.7262 0.01938 41863506 16
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4266 0.7051 0.7263 0.02287 41917989 14
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4525 0.7713 0.7965 0.02308 78860087 14
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4561 0.7835 0.8098 0.02529 77685364 12
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4627 0.8008 0.8285 0.02806 82355344 11
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4628 0.8005 0.8279 0.03237 82511019 10
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4738 0.8279 0.8587 0.03411 150723842 9
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4882 0.8633 0.8966 0.04843 152612517 7
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.4916 0.8700 0.9041 0.05303 162339887 6
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.4918 0.8699 0.9037 0.05735 181314430 6
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5004 0.8987 0.9365 0.06225 290514522 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5024 0.9087 0.9470 0.07014 299980752 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5037 0.9104 0.9488 0.07665 318686037 4
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5039 0.9105 0.9492 0.09627 319421367 4
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5066 0.9193 0.9603 0.10417 561567517 3
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.5095 0.9294 0.9715 0.10704 601596378 3
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.5115 0.9333 0.9764 0.13576 630315856 3
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.5144 0.9434 0.9888 0.16168 1141490733 2
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.5146 0.9436 0.9890 0.17919 1181384655 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.5154 0.9461 0.9913 0.22191 1154485513 2
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5165 0.9496 0.9963 0.31270 2142576484 2
nprobe=4096,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.5177 0.9513 0.9981 0.37541 4250552188 1
`OPQ128_256,IVF1048576(IVF1024,PQ128x4fs,RFlat),PQ128x4fsr`
Index size 9411420688code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF1048576_IVF1024_PQ128x4fs_RFlat__PQ128x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4395 0.4809 0.4809 0.02228 12084088 14
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1474 0.1549 0.1549 0.00496 1890822 61
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1788 0.1887 0.1887 0.00522 2701883 58
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2107 0.2236 0.2236 0.00570 3060568 53
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.2138 0.2274 0.2274 0.00615 3049423 49
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2332 0.2473 0.2473 0.00668 3775116 45
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2352 0.2499 0.2499 0.00677 3768144 45
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2362 0.2511 0.2511 0.00694 3767536 44
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2363 0.2510 0.2510 0.00723 3763872 42
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2891 0.3086 0.3086 0.00769 5394031 40
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2898 0.3114 0.3114 0.00789 5384943 39
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3236 0.3470 0.3470 0.00872 6099400 35
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.3426 0.3688 0.3688 0.01297 7464129 24
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3500 0.3748 0.3748 0.01430 10135047 21
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3527 0.3791 0.3791 0.01448 10150831 21
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.4136 0.4537 0.4537 0.01795 10719218 17
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.4137 0.4537 0.4537 0.01837 10724093 17
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4395 0.4809 0.4809 0.02128 12074492 15
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4423 0.4842 0.4842 0.02219 12053589 14
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4562 0.4997 0.4997 0.02533 14752619 12
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4596 0.5033 0.5033 0.02987 19977851 11
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.4885 0.5426 0.5426 0.03251 19966666 10
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.5299 0.5890 0.5890 0.03289 21286595 10
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.5341 0.5933 0.5933 0.03434 21235813 9
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.5342 0.5933 0.5933 0.03478 21200128 9
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5549 0.6182 0.6182 0.03665 23910914 9
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.5595 0.6227 0.6227 0.04831 38972777 7
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5622 0.6254 0.6254 0.04865 38837362 7
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.6117 0.6884 0.6884 0.07009 39511407 5
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.6138 0.6913 0.6913 0.07113 39447448 5
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6419 0.7245 0.7245 0.07325 42016701 5
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6441 0.7274 0.7274 0.07387 42024638 5
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.6500 0.7343 0.7343 0.07824 47014365 4
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.6553 0.7394 0.7394 0.08665 57297823 4
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.6670 0.7591 0.7592 0.13151 75643519 3
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.7090 0.8078 0.8079 0.13381 78078207 3
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.7228 0.8268 0.8269 0.13760 82802266 3
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7262 0.8328 0.8329 0.14448 92931581 3
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.7263 0.8329 0.8330 0.15359 92846992 2
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.7743 0.8991 0.8992 0.27307 163077919 2
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.7752 0.9005 0.9006 0.27404 184145399 2
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7799 0.9042 0.9043 0.26767 162418463 2
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7801 0.9046 0.9047 0.27308 182872114 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.8011 0.9365 0.9366 0.49004 290921734 1
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.8081 0.9461 0.9462 0.49266 320682256 1
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.8085 0.9478 0.9479 0.50217 299869723 1
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.8099 0.9495 0.9496 0.50299 318030250 1
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.8112 0.9576 0.9577 0.93762 563789133 1
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.8246 0.9750 0.9751 0.89838 592243861 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.8253 0.9767 0.9768 0.90591 589561451 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=512 0.8255 0.9769 0.9770 0.98350 711288676 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.8330 0.9875 0.9877 1.75781 561062415 1
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=512 0.8356 0.9902 0.9903 1.77066 704975408 1
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.8360 0.9903 0.9904 1.73397 581386275 1
`OPQ128_256,IVF262144_HNSW32,PQ128x4fs`
Index size 7803870412code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF262144_HNSW32_PQ128x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3014 0.4590 0.4698 0.00831 17267350 37
nprobe=2,quantizer_efSearch=4 0.2156 0.3085 0.3137 0.00489 8660771 62
nprobe=4,quantizer_efSearch=4 0.2722 0.4102 0.4203 0.00567 17335466 53
nprobe=4,quantizer_efSearch=8 0.3014 0.4590 0.4698 0.00824 17267350 37
nprobe=8,quantizer_efSearch=4 0.3451 0.5509 0.5657 0.00869 34549278 35
nprobe=8,quantizer_efSearch=8 0.3551 0.5687 0.5839 0.00973 34520805 31
nprobe=16,quantizer_efSearch=4 0.3803 0.6345 0.6542 0.01147 68975991 27
nprobe=16,quantizer_efSearch=8 0.4061 0.6821 0.7022 0.01354 68861986 23
nprobe=16,quantizer_efSearch=16 0.4175 0.6996 0.7209 0.01667 68760310 18
nprobe=32,quantizer_efSearch=8 0.4321 0.7511 0.7784 0.01820 137056840 17
nprobe=32,quantizer_efSearch=16 0.4525 0.7912 0.8204 0.02256 136794317 14
nprobe=32,quantizer_efSearch=32 0.4579 0.8032 0.8324 0.02932 136570500 11
nprobe=64,quantizer_efSearch=16 0.4688 0.8395 0.8728 0.03128 271542813 10
nprobe=64,quantizer_efSearch=32 0.4768 0.8614 0.8961 0.03853 270934748 8
nprobe=128,quantizer_efSearch=32 0.4870 0.8918 0.9331 0.05024 536423161 6
nprobe=128,quantizer_efSearch=64 0.4909 0.9047 0.9464 0.06458 535208189 5
nprobe=256,quantizer_efSearch=32 0.4933 0.9057 0.9489 0.06860 1059004856 5
nprobe=256,quantizer_efSearch=64 0.4975 0.9246 0.9691 0.08411 1057378300 4
nprobe=512,quantizer_efSearch=64 0.5005 0.9308 0.9770 0.10935 2078351800 3
nprobe=512,quantizer_efSearch=128 0.5023 0.9393 0.9869 0.13744 2078714009 3
nprobe=512,quantizer_efSearch=256 0.5030 0.9423 0.9898 0.17188 2075233442 2
nprobe=1024,quantizer_efSearch=128 0.5039 0.9425 0.9908 0.16427 4061661051 2
nprobe=1024,quantizer_efSearch=256 0.5052 0.9457 0.9946 0.21196 4077612141 2
nprobe=1024,quantizer_efSearch=512 0.5053 0.9468 0.9955 0.27760 4073186812 2
nprobe=2048,quantizer_efSearch=512 0.5055 0.9474 0.9970 0.35833 7987750913 1
nprobe=4096,quantizer_efSearch=512 0.5057 0.9477 0.9973 0.48440 15299520717 1
`OPQ128_256,IVF262144_HNSW32,PQ128x4fsr`
Index size 7803856076code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF262144_HNSW32_PQ128x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6437 0.7324 0.7324 0.04387 68663327 7
nprobe=1,quantizer_efSearch=4 0.2046 0.2161 0.2161 0.00523 4325131 58
nprobe=1,quantizer_efSearch=16 0.2244 0.2364 0.2364 0.01195 4288884 26
nprobe=2,quantizer_efSearch=16 0.3298 0.3530 0.3530 0.01309 8596650 23
nprobe=4,quantizer_efSearch=16 0.4434 0.4869 0.4869 0.01557 17229394 20
nprobe=4,quantizer_efSearch=32 0.4469 0.4909 0.4909 0.02328 17209860 13
nprobe=8,quantizer_efSearch=16 0.5483 0.6112 0.6112 0.02395 34436725 13
nprobe=8,quantizer_efSearch=32 0.5534 0.6170 0.6170 0.03050 34387331 10
nprobe=16,quantizer_efSearch=16 0.6356 0.7222 0.7222 0.03724 68766485 9
nprobe=16,quantizer_efSearch=32 0.6437 0.7324 0.7324 0.04337 68663327 7
nprobe=16,quantizer_efSearch=64 0.6453 0.7348 0.7348 0.05407 68622366 6
nprobe=32,quantizer_efSearch=16 0.7122 0.8207 0.8207 0.07230 136786996 5
nprobe=32,quantizer_efSearch=32 0.7197 0.8326 0.8326 0.07685 136565746 4
nprobe=32,quantizer_efSearch=64 0.7236 0.8376 0.8376 0.08681 136433938 4
nprobe=32,quantizer_efSearch=128 0.7238 0.8384 0.8384 0.10596 136378577 3
nprobe=64,quantizer_efSearch=16 0.7480 0.8735 0.8735 0.12785 271525022 3
nprobe=64,quantizer_efSearch=128 0.7736 0.9070 0.9070 0.15767 270405241 2
nprobe=64,quantizer_efSearch=256 0.7743 0.9078 0.9078 0.18857 270348684 2
nprobe=64,quantizer_efSearch=512 0.7745 0.9080 0.9080 0.24611 270347505 2
nprobe=128,quantizer_efSearch=128 0.8005 0.9511 0.9511 0.26773 534622478 2
nprobe=128,quantizer_efSearch=256 0.8019 0.9524 0.9524 0.28198 534408920 2
nprobe=256,quantizer_efSearch=128 0.8148 0.9778 0.9779 0.46586 1055171071 1
nprobe=256,quantizer_efSearch=256 0.8162 0.9792 0.9793 0.48095 1054278681 1
nprobe=256,quantizer_efSearch=512 0.8164 0.9797 0.9798 0.54051 1054092513 1
nprobe=512,quantizer_efSearch=256 0.8213 0.9909 0.9910 0.88650 2075027578 1
nprobe=512,quantizer_efSearch=512 0.8216 0.9915 0.9916 0.95121 2073894455 1
nprobe=1024,quantizer_efSearch=512 0.8226 0.9963 0.9965 1.64439 2045160157 1
`OPQ128_256,IVF262144(IVF512,PQ128x4fs,RFlat),PQ128x4fs`
Index size 7752612368code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF262144_IVF512_PQ128x4fs_RFlat__PQ128x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5033 0.9389 0.9860 0.14407 4196749397 3
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1333 0.1769 0.1792 0.00248 4526200 121
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1750 0.2475 0.2518 0.00293 8890821 103
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2238 0.3130 0.3178 0.00312 9412549 97
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2307 0.3267 0.3318 0.00315 9368552 96
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2345 0.3281 0.3329 0.00427 10075276 71
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2618 0.3950 0.4039 0.00435 17806431 69
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2637 0.3981 0.4075 0.00404 17784524 75
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2882 0.4282 0.4367 0.00393 18213613 77
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2948 0.4448 0.4543 0.00409 18094799 74
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2975 0.4485 0.4586 0.00425 18070044 71
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3019 0.4505 0.4597 0.00440 18833454 69
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3376 0.5281 0.5415 0.00556 35779999 54
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3598 0.5679 0.5815 0.00595 36317937 51
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.3668 0.5806 0.5943 0.00679 37550365 45
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3780 0.6017 0.6170 0.00735 37199951 41
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3795 0.6037 0.6191 0.00908 39771157 34
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4134 0.6870 0.7077 0.00924 70541507 33
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4249 0.7092 0.7303 0.01085 71576998 28
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4264 0.7119 0.7335 0.01174 74149782 26
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4267 0.7142 0.7358 0.01252 74071998 24
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.4271 0.7146 0.7362 0.01629 79076117 19
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4383 0.7538 0.7798 0.01374 140922695 22
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4616 0.8077 0.8375 0.01731 142133591 18
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.4619 0.8094 0.8391 0.02145 147187255 15
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.4794 0.8609 0.8953 0.02503 281092646 12
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4827 0.8710 0.9056 0.02691 276545693 12
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4863 0.8877 0.9260 0.03681 551263402 9
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.4946 0.9090 0.9501 0.03975 556062243 8
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.4971 0.9256 0.9689 0.05521 1085697962 6
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5005 0.9295 0.9739 0.06616 1064205823 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5025 0.9357 0.9810 0.07692 1075942606 4
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.5039 0.9433 0.9904 0.09683 2133816102 4
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.5045 0.9443 0.9918 0.09523 2141597968 4
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5046 0.9453 0.9930 0.12034 2096745344 3
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.5067 0.9484 0.9973 0.17164 4187187343 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5069 0.9490 0.9978 0.18784 4095450246 2
`OPQ128_256,IVF262144(IVF512,PQ128x4fs,RFlat),PQ128x4fsr`
Index size 7752415760code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF262144_IVF512_PQ128x4fs_RFlat__PQ128x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3271 0.3495 0.3495 0.00394 10015057 77
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1982 0.2089 0.2089 0.00250 4693539 121
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1998 0.2107 0.2107 0.00282 4683609 107
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2852 0.3047 0.3047 0.00332 9040870 91
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3121 0.3332 0.3332 0.00352 9344806 86
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3271 0.3495 0.3495 0.00393 10012770 77
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.4194 0.4583 0.4583 0.00504 18065584 60
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.4198 0.4587 0.4587 0.00502 18063827 60
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4383 0.4786 0.4786 0.00531 18715337 57
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4410 0.4819 0.4819 0.00548 18678009 55
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4489 0.4910 0.4910 0.00662 19962055 46
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4496 0.4918 0.4918 0.00818 22497996 37
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.5386 0.5998 0.5998 0.01423 36070920 22
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5540 0.6168 0.6168 0.01495 37186646 21
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.5560 0.6188 0.6188 0.01742 39692459 18
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.5739 0.6493 0.6493 0.02802 70086528 11
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.6245 0.7086 0.7086 0.02655 70451934 12
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6382 0.7257 0.7257 0.02892 71780351 11
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.6416 0.7293 0.7293 0.02700 74233391 12
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.6423 0.7300 0.7300 0.02716 71528751 12
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6464 0.7354 0.7354 0.02844 73925535 11
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6467 0.7358 0.7358 0.03120 78892612 10
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.6911 0.7927 0.7927 0.06244 138892775 5
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.7207 0.8297 0.8297 0.06174 139692567 5
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.7221 0.8330 0.8330 0.06451 147280346 5
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.7256 0.8381 0.8381 0.06350 141991087 5
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7266 0.8392 0.8392 0.06459 146673873 5
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7780 0.9083 0.9083 0.11968 280697446 3
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.7784 0.9089 0.9089 0.13134 291429434 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.8022 0.9484 0.9484 0.20145 541373435 2
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.8070 0.9537 0.9537 0.22150 575451529 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.8212 0.9806 0.9807 0.39132 1066462733 1
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.8226 0.9918 0.9918 0.70648 2098848751 1
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.8244 0.9922 0.9922 0.74068 2087900845 1
`OPQ128_256,IVF65536_HNSW32,PQ128x4fs`
Index size 7351070412code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF65536_HNSW32_PQ128x4fs.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3433 0.5500 0.5651 0.01142 68399824 27
nprobe=1,quantizer_efSearch=8 0.2083 0.2937 0.2987 0.00517 17106864 59
nprobe=1,quantizer_efSearch=16 0.2125 0.2987 0.3037 0.00631 17085598 48
nprobe=2,quantizer_efSearch=4 0.2571 0.3856 0.3952 0.00651 34312822 47
nprobe=2,quantizer_efSearch=8 0.2787 0.4204 0.4306 0.00718 34252816 42
nprobe=2,quantizer_efSearch=16 0.2853 0.4288 0.4391 0.00836 34211706 36
nprobe=2,quantizer_efSearch=32 0.2857 0.4296 0.4399 0.01057 34182210 29
nprobe=4,quantizer_efSearch=4 0.3136 0.4967 0.5110 0.01062 68517397 29
nprobe=4,quantizer_efSearch=8 0.3433 0.5500 0.5651 0.01121 68399824 27
nprobe=4,quantizer_efSearch=16 0.3500 0.5612 0.5764 0.01263 68301747 24
nprobe=4,quantizer_efSearch=32 0.3521 0.5639 0.5791 0.01456 68255805 21
nprobe=8,quantizer_efSearch=8 0.3951 0.6737 0.6947 0.01704 136651468 18
nprobe=8,quantizer_efSearch=16 0.4076 0.6957 0.7170 0.01924 136459113 16
nprobe=8,quantizer_efSearch=32 0.4096 0.7002 0.7216 0.02227 136322238 14
nprobe=8,quantizer_efSearch=64 0.4106 0.7013 0.7227 0.02611 136293357 12
nprobe=16,quantizer_efSearch=4 0.4183 0.7327 0.7595 0.02603 271928678 12
nprobe=16,quantizer_efSearch=8 0.4375 0.7726 0.8009 0.02527 271736362 12
nprobe=16,quantizer_efSearch=16 0.4454 0.7887 0.8175 0.02895 271363771 11
nprobe=16,quantizer_efSearch=32 0.4496 0.7978 0.8269 0.02995 271038192 11
nprobe=16,quantizer_efSearch=64 0.4509 0.7987 0.8277 0.03669 270942735 9
nprobe=32,quantizer_efSearch=8 0.4598 0.8261 0.8587 0.03861 538997982 8
nprobe=64,quantizer_efSearch=8 0.4691 0.8529 0.8895 0.05391 1065121023 6
nprobe=32,quantizer_efSearch=16 0.4725 0.8546 0.8886 0.04106 537887328 8
nprobe=64,quantizer_efSearch=16 0.4835 0.8917 0.9307 0.05794 1064204824 6
nprobe=64,quantizer_efSearch=32 0.4893 0.9066 0.9479 0.05487 1062524114 6
nprobe=64,quantizer_efSearch=64 0.4920 0.9115 0.9530 0.07167 1061632242 5
nprobe=128,quantizer_efSearch=32 0.4963 0.9267 0.9713 0.07986 2094502045 4
nprobe=128,quantizer_efSearch=64 0.4996 0.9338 0.9789 0.09579 2090991413 4
nprobe=128,quantizer_efSearch=128 0.5003 0.9353 0.9807 0.11639 2089632296 3
nprobe=256,quantizer_efSearch=64 0.5031 0.9433 0.9908 0.12496 4111543057 3
nprobe=256,quantizer_efSearch=128 0.5040 0.9452 0.9931 0.13836 4105592342 3
nprobe=512,quantizer_efSearch=128 0.5047 0.9488 0.9976 0.18882 8059543142 2
nprobe=1024,quantizer_efSearch=256 0.5049 0.9504 0.9992 0.30624 15779266890 1
`OPQ128_256,IVF65536_HNSW32,PQ128x4fsr`
Index size 7351031500code_size 64
log filename: autotune.dbbigann100M.OPQ128_256_IVF65536_HNSW32_PQ128x4fsr.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7118 0.8273 0.8274 0.04907 271036385 7
nprobe=1,quantizer_efSearch=4 0.2585 0.2788 0.2788 0.00534 17138319 57
nprobe=1,quantizer_efSearch=16 0.2810 0.3037 0.3037 0.00966 17085581 32
nprobe=2,quantizer_efSearch=16 0.4001 0.4390 0.4390 0.01201 34214139 25
nprobe=4,quantizer_efSearch=16 0.5152 0.5770 0.5770 0.01600 68308805 19
nprobe=4,quantizer_efSearch=32 0.5169 0.5791 0.5791 0.02052 68258153 15
nprobe=8,quantizer_efSearch=16 0.6301 0.7182 0.7182 0.02650 136466226 12
nprobe=8,quantizer_efSearch=32 0.6332 0.7218 0.7218 0.03021 136322419 10
nprobe=8,quantizer_efSearch=64 0.6342 0.7228 0.7228 0.03619 136294792 9
nprobe=16,quantizer_efSearch=16 0.7060 0.8184 0.8185 0.04585 271364057 7
nprobe=16,quantizer_efSearch=32 0.7118 0.8273 0.8274 0.04916 271036385 7
nprobe=16,quantizer_efSearch=64 0.7123 0.8279 0.8280 0.05429 270939632 6
nprobe=16,quantizer_efSearch=128 0.7129 0.8285 0.8286 0.06544 270904061 5
nprobe=32,quantizer_efSearch=16 0.7577 0.8894 0.8894 0.08717 537884297 4
nprobe=32,quantizer_efSearch=32 0.7664 0.9009 0.9009 0.08973 537262160 4
nprobe=32,quantizer_efSearch=64 0.7687 0.9031 0.9031 0.09505 536984428 4
nprobe=32,quantizer_efSearch=128 0.7696 0.9039 0.9039 0.10359 536909696 3
nprobe=64,quantizer_efSearch=16 0.7841 0.9313 0.9313 0.15305 1064221885 2
nprobe=64,quantizer_efSearch=64 0.8012 0.9533 0.9533 0.15852 1061633011 2
nprobe=64,quantizer_efSearch=128 0.8020 0.9543 0.9543 0.16895 1061297510 2
nprobe=128,quantizer_efSearch=64 0.8147 0.9792 0.9792 0.27924 2090984901 2
nprobe=128,quantizer_efSearch=128 0.8155 0.9808 0.9809 0.28468 2089632171 2
nprobe=128,quantizer_efSearch=256 0.8156 0.9808 0.9809 0.31142 2089374405 1
nprobe=128,quantizer_efSearch=512 0.8158 0.9809 0.9810 0.34646 2089277346 1
nprobe=256,quantizer_efSearch=64 0.8216 0.9912 0.9912 0.50237 4111595038 1
nprobe=256,quantizer_efSearch=128 0.8224 0.9933 0.9933 0.47607 4105606489 1
`OPQ16_64,IVF1048576_HNSW32,PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 7901111698code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_HNSW32_PQ16x4fs_Refine_OPQ56_112_PQ56_.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7006 0.9150 0.9159 0.07789 279422131 4
k_factor_rf=1,nprobe=4,quantizer_efSearch=4 0.2556 0.2924 0.2925 0.00353 4634660 85
k_factor_rf=1,nprobe=8,quantizer_efSearch=4 0.3500 0.4041 0.4041 0.00434 9247916 70
k_factor_rf=1,nprobe=8,quantizer_efSearch=8 0.3616 0.4175 0.4175 0.00467 9238140 65
k_factor_rf=1,nprobe=16,quantizer_efSearch=4 0.3960 0.4580 0.4580 0.00536 18392937 56
k_factor_rf=1,nprobe=16,quantizer_efSearch=8 0.4294 0.4979 0.4979 0.00592 18376112 51
k_factor_rf=1,nprobe=16,quantizer_efSearch=16 0.4413 0.5126 0.5126 0.00685 18324976 44
k_factor_rf=1,nprobe=32,quantizer_efSearch=8 0.4541 0.5273 0.5273 0.00734 36511456 41
k_factor_rf=2,nprobe=16,quantizer_efSearch=8 0.4601 0.5482 0.5483 0.00719 18376112 42
k_factor_rf=2,nprobe=16,quantizer_efSearch=16 0.4725 0.5636 0.5637 0.00805 18324976 38
k_factor_rf=2,nprobe=32,quantizer_efSearch=8 0.4946 0.5939 0.5940 0.00920 36511456 33
k_factor_rf=2,nprobe=32,quantizer_efSearch=16 0.5189 0.6252 0.6253 0.01062 36384965 29
k_factor_rf=4,nprobe=32,quantizer_efSearch=16 0.5445 0.6711 0.6712 0.01279 36384965 24
k_factor_rf=4,nprobe=32,quantizer_efSearch=32 0.5566 0.6876 0.6877 0.01667 36266557 18
k_factor_rf=4,nprobe=64,quantizer_efSearch=16 0.5773 0.7164 0.7166 0.01632 72143645 19
k_factor_rf=4,nprobe=128,quantizer_efSearch=16 0.5873 0.7279 0.7281 0.02047 142521400 15
k_factor_rf=8,nprobe=64,quantizer_efSearch=16 0.5988 0.7537 0.7542 0.02185 72143645 14
k_factor_rf=4,nprobe=128,quantizer_efSearch=32 0.6162 0.7682 0.7684 0.02284 142186200 14
k_factor_rf=8,nprobe=64,quantizer_efSearch=32 0.6188 0.7826 0.7831 0.02369 71866988 13
k_factor_rf=4,nprobe=128,quantizer_efSearch=64 0.6321 0.7899 0.7901 0.02860 141562055 11
k_factor_rf=8,nprobe=128,quantizer_efSearch=64 0.6582 0.8420 0.8424 0.03389 141562055 9
k_factor_rf=8,nprobe=128,quantizer_efSearch=128 0.6647 0.8501 0.8505 0.04305 141214504 7
k_factor_rf=16,nprobe=128,quantizer_efSearch=64 0.6731 0.8698 0.8703 0.04679 141562055 7
k_factor_rf=16,nprobe=128,quantizer_efSearch=128 0.6798 0.8785 0.8790 0.05508 141214504 6
k_factor_rf=8,nprobe=256,quantizer_efSearch=128 0.6812 0.8738 0.8741 0.05323 278302984 6
k_factor_rf=16,nprobe=256,quantizer_efSearch=64 0.6911 0.8976 0.8982 0.05811 279422131 6
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.7024 0.9139 0.9145 0.06442 278302984 5
k_factor_rf=32,nprobe=256,quantizer_efSearch=128 0.7120 0.9315 0.9324 0.09020 278302984 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=256 0.7138 0.9344 0.9353 0.10583 277742606 3
k_factor_rf=32,nprobe=512,quantizer_efSearch=256 0.7257 0.9540 0.9550 0.13281 545983749 3
k_factor_rf=64,nprobe=512,quantizer_efSearch=128 0.7273 0.9589 0.9602 0.16592 547976204 2
k_factor_rf=64,nprobe=512,quantizer_efSearch=512 0.7322 0.9665 0.9678 0.21772 545084514 2
k_factor_rf=32,nprobe=1024,quantizer_efSearch=512 0.7324 0.9652 0.9661 0.21669 1068909709 2
k_factor_rf=64,nprobe=1024,quantizer_efSearch=256 0.7374 0.9760 0.9774 0.22655 1072499863 2
k_factor_rf=64,nprobe=1024,quantizer_efSearch=512 0.7393 0.9783 0.9797 0.27433 1068909709 2
k_factor_rf=64,nprobe=4096,quantizer_efSearch=512 0.7415 0.9824 0.9836 0.42406 4041057160 1
`OPQ16_64,IVF1048576_HNSW32,PQ16x4fsr,Refine(OPQ56_112,PQ56)`
Index size 7900957842code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_HNSW32_PQ16x4fsr_Refine_OPQ56_112_PQ56_.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7409 0.9862 0.9880 0.38296 1067840300 1
k_factor_rf=1,nprobe=1,quantizer_efSearch=4 0.1406 0.1546 0.1546 0.00411 1160177 74
k_factor_rf=2,nprobe=1,quantizer_efSearch=8 0.1573 0.1720 0.1720 0.00541 1153870 56
k_factor_rf=1,nprobe=2,quantizer_efSearch=8 0.2274 0.2555 0.2555 0.00554 2303836 55
k_factor_rf=2,nprobe=2,quantizer_efSearch=8 0.2275 0.2558 0.2558 0.00657 2303836 46
k_factor_rf=1,nprobe=2,quantizer_efSearch=16 0.2317 0.2604 0.2604 0.00746 2294619 41
k_factor_rf=4,nprobe=4,quantizer_efSearch=4 0.2690 0.3117 0.3118 0.00851 4631106 36
k_factor_rf=4,nprobe=8,quantizer_efSearch=8 0.3933 0.4695 0.4697 0.01124 9230653 27
k_factor_rf=2,nprobe=32,quantizer_efSearch=4 0.4876 0.6037 0.6043 0.01213 36451360 25
k_factor_rf=1,nprobe=64,quantizer_efSearch=8 0.5678 0.7130 0.7134 0.01586 72184450 19
k_factor_rf=2,nprobe=32,quantizer_efSearch=64 0.5825 0.7287 0.7296 0.02352 36155916 13
k_factor_rf=1,nprobe=64,quantizer_efSearch=64 0.6359 0.8057 0.8063 0.02705 71585653 12
k_factor_rf=2,nprobe=64,quantizer_efSearch=64 0.6405 0.8178 0.8187 0.02846 71585653 11
k_factor_rf=4,nprobe=64,quantizer_efSearch=64 0.6421 0.8224 0.8235 0.03192 71585653 10
k_factor_rf=2,nprobe=64,quantizer_efSearch=128 0.6437 0.8218 0.8227 0.03981 71470864 8
k_factor_rf=4,nprobe=64,quantizer_efSearch=128 0.6450 0.8262 0.8273 0.04363 71470864 7
k_factor_rf=4,nprobe=128,quantizer_efSearch=32 0.6657 0.8645 0.8656 0.04807 142060924 7
k_factor_rf=2,nprobe=128,quantizer_efSearch=64 0.6790 0.8787 0.8796 0.04877 141454411 7
k_factor_rf=2,nprobe=128,quantizer_efSearch=128 0.6851 0.8869 0.8878 0.05837 141095238 6
k_factor_rf=4,nprobe=128,quantizer_efSearch=128 0.6876 0.8949 0.8961 0.06377 141095238 5
k_factor_rf=8,nprobe=128,quantizer_efSearch=128 0.6882 0.8969 0.8982 0.07067 141095238 5
k_factor_rf=4,nprobe=128,quantizer_efSearch=256 0.6897 0.8973 0.8985 0.08131 140942788 4
k_factor_rf=1,nprobe=256,quantizer_efSearch=128 0.6991 0.9002 0.9007 0.08713 278083161 4
k_factor_rf=2,nprobe=256,quantizer_efSearch=128 0.7104 0.9261 0.9270 0.09068 278083161 4
k_factor_rf=8,nprobe=256,quantizer_efSearch=128 0.7147 0.9399 0.9413 0.10235 278083161 3
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.7149 0.9406 0.9422 0.11528 278083161 3
k_factor_rf=8,nprobe=256,quantizer_efSearch=256 0.7181 0.9440 0.9454 0.12338 277523551 3
k_factor_rf=16,nprobe=256,quantizer_efSearch=256 0.7183 0.9448 0.9464 0.13626 277523551 3
k_factor_rf=32,nprobe=256,quantizer_efSearch=256 0.7184 0.9448 0.9464 0.15800 277523551 2
k_factor_rf=2,nprobe=512,quantizer_efSearch=128 0.7218 0.9437 0.9446 0.15551 547491502 2
k_factor_rf=8,nprobe=512,quantizer_efSearch=128 0.7276 0.9616 0.9630 0.16553 547491502 2
k_factor_rf=4,nprobe=512,quantizer_efSearch=256 0.7305 0.9648 0.9661 0.18031 545475052 2
k_factor_rf=8,nprobe=512,quantizer_efSearch=256 0.7326 0.9689 0.9704 0.18713 545475052 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=256 0.7327 0.9701 0.9718 0.20421 545475052 2
k_factor_rf=8,nprobe=512,quantizer_efSearch=512 0.7330 0.9701 0.9716 0.22970 544590302 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=512 0.7332 0.9713 0.9730 0.24188 544590302 2
k_factor_rf=4,nprobe=1024,quantizer_efSearch=256 0.7361 0.9760 0.9773 0.30451 1071378587 1
k_factor_rf=8,nprobe=1024,quantizer_efSearch=256 0.7393 0.9822 0.9837 0.30702 1071378587 1
k_factor_rf=16,nprobe=1024,quantizer_efSearch=256 0.7397 0.9836 0.9854 0.32509 1071378587 1
k_factor_rf=16,nprobe=1024,quantizer_efSearch=512 0.7409 0.9862 0.9880 0.37890 1067840300 1
k_factor_rf=32,nprobe=1024,quantizer_efSearch=512 0.7414 0.9866 0.9884 0.40714 1067840300 1
k_factor_rf=64,nprobe=1024,quantizer_efSearch=512 0.7415 0.9867 0.9885 0.45945 1067840300 1
`OPQ16_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 7641496278code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ16x4fs_Refine_OPQ56_112_PQ56_.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4285 0.4952 0.4952 0.02407 73947003 13
k_factor_rf=2,nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1137 0.1251 0.1251 0.00316 1533416 95
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1558 0.1727 0.1728 0.00327 3065995 92
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2555 0.2894 0.2895 0.00384 5388544 79
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2856 0.3232 0.3233 0.00392 7477709 77
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2982 0.3388 0.3389 0.00415 7465120 73
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.3360 0.3847 0.3848 0.00515 19264139 59
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.3381 0.3873 0.3874 0.00524 19216356 58
k_factor_rf=2,nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3757 0.4400 0.4402 0.00588 12105825 52
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.3869 0.4465 0.4466 0.00671 14749491 45
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.4293 0.5078 0.5079 0.00782 38517174 39
k_factor_rf=1,nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4695 0.5434 0.5435 0.00779 39372918 39
k_factor_rf=2,nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4822 0.5747 0.5748 0.00901 23882432 34
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5314 0.6408 0.6409 0.01154 41927220 26
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.5364 0.6424 0.6425 0.01337 75146470 23
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5415 0.6527 0.6528 0.01546 57463015 20
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.5709 0.7024 0.7025 0.01826 75117690 17
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5733 0.6942 0.6943 0.02155 113460906 14
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5848 0.7260 0.7264 0.02082 78577064 15
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6307 0.7970 0.7975 0.02660 92984900 12
k_factor_rf=4,nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.6406 0.7993 0.7995 0.03158 183143996 10
k_factor_rf=8,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6565 0.8358 0.8361 0.04048 286587588 8
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6677 0.8562 0.8568 0.05018 291021803 6
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6961 0.9015 0.9021 0.05613 290750697 6
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.7007 0.9086 0.9092 0.08461 289698724 4
k_factor_rf=16,nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.7102 0.9246 0.9252 0.09511 1115947615 4
k_factor_rf=16,nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.7113 0.9264 0.9270 0.10445 1172690406 3
k_factor_rf=16,nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.7153 0.9333 0.9338 0.11560 1152354925 3
k_factor_rf=32,nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=512 0.7274 0.9567 0.9577 0.12459 709319398 3
k_factor_rf=32,nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7318 0.9651 0.9660 0.14202 1113334112 3
k_factor_rf=32,nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7329 0.9672 0.9682 0.19095 2136352835 2
k_factor_rf=64,nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=512 0.7338 0.9688 0.9701 0.20715 709189098 2
k_factor_rf=64,nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7385 0.9771 0.9785 0.21475 1092800668 2
k_factor_rf=64,nprobe=4096,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.7395 0.9795 0.9807 0.30034 4215764863 2
k_factor_rf=64,nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.7401 0.9800 0.9814 0.31929 1111147155 1
k_factor_rf=64,nprobe=4096,quantizer_k_factor_rf=64,quantizer_nprobe=512 0.7427 0.9853 0.9866 2.86117 4240199164 1
`OPQ16_64,IVF1048576(IVF1024,PQ32x4fs,RFlat),PQ16x4fsr,Refine(OPQ56_112,PQ56)`
Index size 7641378518code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF1048576_IVF1024_PQ32x4fs_RFlat__PQ16x4fsr_Refine_OPQ56_112_PQ56_.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7359 0.9721 0.9732 0.25853 1167171700 2
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0972 0.1050 0.1050 0.00355 1535291 85
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1657 0.1828 0.1828 0.00408 3062757 74
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1911 0.2125 0.2125 0.00412 3049467 73
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2003 0.2233 0.2233 0.00420 3047476 72
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.2098 0.2385 0.2385 0.00444 5017322 68
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2595 0.2971 0.2971 0.00456 5383357 66
k_factor_rf=2,nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2663 0.3009 0.3010 0.00657 7465526 46
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.3790 0.4535 0.4535 0.00673 19224061 45
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.3838 0.4614 0.4614 0.00707 19185019 43
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4397 0.5251 0.5251 0.00730 21361001 42
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4864 0.5901 0.5902 0.00805 21196380 38
k_factor_rf=2,nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4989 0.6036 0.6041 0.01020 23886591 30
k_factor_rf=1,nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.5501 0.6813 0.6818 0.01112 39299140 27
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5700 0.7080 0.7087 0.01306 41952340 23
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.5734 0.7210 0.7218 0.02004 75912366 15
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6034 0.7576 0.7584 0.02133 78327351 15
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.6358 0.8058 0.8066 0.02313 77420381 13
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6460 0.8216 0.8224 0.02534 92220657 12
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.6462 0.8262 0.8273 0.04122 82422753 8
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.6485 0.8296 0.8307 0.04345 112947644 7
k_factor_rf=8,nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6726 0.8657 0.8669 0.05262 147868888 6
k_factor_rf=8,nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6885 0.8941 0.8955 0.05566 152270837 6
k_factor_rf=4,nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.6918 0.8986 0.8997 0.05608 161828951 6
k_factor_rf=4,nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.6921 0.8989 0.9000 0.06204 221980373 5
k_factor_rf=1,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6945 0.8928 0.8933 0.07295 290004050 5
k_factor_rf=4,nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.7117 0.9316 0.9327 0.08274 289604359 4
k_factor_rf=4,nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7191 0.9422 0.9433 0.09575 360088024 4
k_factor_rf=8,nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=512 0.7199 0.9452 0.9467 0.11982 436268234 3
k_factor_rf=8,nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7339 0.9706 0.9721 0.16154 587157888 2
k_factor_rf=16,nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.7344 0.9729 0.9746 0.25166 627424409 2
k_factor_rf=4,nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.7359 0.9721 0.9732 0.26397 1165883036 2
k_factor_rf=8,nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7422 0.9861 0.9877 0.27487 1110399707 2
k_factor_rf=16,nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7429 0.9887 0.9906 0.31427 1149929861 1
k_factor_rf=32,nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7431 0.9893 0.9912 0.33329 1110027205 1
k_factor_rf=64,nprobe=1024,quantizer_k_factor_rf=64,quantizer_nprobe=512 0.7433 0.9893 0.9912 0.98010 1231145510 1
`OPQ16_64,IVF262144_HNSW32,PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 7375336594code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_HNSW32_PQ16x4fs_Refine_OPQ56_112_PQ56_.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7230 0.9509 0.9519 0.07980 1058236115 4
k_factor_rf=1,nprobe=4,quantizer_efSearch=4 0.3165 0.3622 0.3622 0.00318 17340778 95
k_factor_rf=1,nprobe=4,quantizer_efSearch=8 0.3515 0.4017 0.4017 0.00368 17325450 82
k_factor_rf=1,nprobe=8,quantizer_efSearch=8 0.4108 0.4759 0.4759 0.00515 34583688 59
k_factor_rf=1,nprobe=16,quantizer_efSearch=8 0.4567 0.5311 0.5311 0.00658 69023722 46
k_factor_rf=1,nprobe=16,quantizer_efSearch=16 0.4696 0.5467 0.5467 0.00608 68920570 50
k_factor_rf=1,nprobe=32,quantizer_efSearch=8 0.4736 0.5512 0.5512 0.00696 137377759 44
k_factor_rf=2,nprobe=16,quantizer_efSearch=8 0.5056 0.6043 0.6043 0.00691 69023722 44
k_factor_rf=2,nprobe=16,quantizer_efSearch=16 0.5184 0.6212 0.6212 0.00761 68920570 40
k_factor_rf=2,nprobe=32,quantizer_efSearch=8 0.5275 0.6340 0.6340 0.00917 137377759 33
k_factor_rf=2,nprobe=32,quantizer_efSearch=16 0.5512 0.6633 0.6633 0.00964 137118927 32
k_factor_rf=2,nprobe=32,quantizer_efSearch=32 0.5582 0.6746 0.6746 0.01103 136914124 28
k_factor_rf=2,nprobe=64,quantizer_efSearch=16 0.5636 0.6800 0.6800 0.01255 272043938 24
k_factor_rf=4,nprobe=32,quantizer_efSearch=16 0.5954 0.7367 0.7367 0.01274 137118927 24
k_factor_rf=4,nprobe=32,quantizer_efSearch=32 0.6028 0.7483 0.7484 0.01435 136914124 21
k_factor_rf=4,nprobe=64,quantizer_efSearch=16 0.6121 0.7602 0.7603 0.01568 272043938 20
k_factor_rf=8,nprobe=32,quantizer_efSearch=16 0.6197 0.7797 0.7800 0.01882 137118927 16
k_factor_rf=4,nprobe=64,quantizer_efSearch=64 0.6293 0.7863 0.7865 0.02017 271055861 15
k_factor_rf=4,nprobe=128,quantizer_efSearch=32 0.6344 0.7883 0.7885 0.02252 537219772 14
k_factor_rf=8,nprobe=64,quantizer_efSearch=16 0.6441 0.8162 0.8165 0.02410 272043938 13
k_factor_rf=8,nprobe=64,quantizer_efSearch=32 0.6578 0.8374 0.8379 0.02463 271449873 13
k_factor_rf=8,nprobe=64,quantizer_efSearch=64 0.6625 0.8439 0.8444 0.02671 271055861 12
k_factor_rf=8,nprobe=128,quantizer_efSearch=64 0.6782 0.8677 0.8682 0.03371 536014528 9
k_factor_rf=8,nprobe=128,quantizer_efSearch=128 0.6808 0.8716 0.8721 0.03732 535449225 9
k_factor_rf=16,nprobe=64,quantizer_efSearch=64 0.6811 0.8801 0.8808 0.04080 271055861 8
k_factor_rf=16,nprobe=64,quantizer_efSearch=128 0.6822 0.8815 0.8822 0.04421 270906065 7
k_factor_rf=16,nprobe=128,quantizer_efSearch=64 0.7020 0.9119 0.9126 0.04858 536014528 7
k_factor_rf=16,nprobe=128,quantizer_efSearch=128 0.7046 0.9158 0.9165 0.05531 535449225 6
k_factor_rf=16,nprobe=256,quantizer_efSearch=64 0.7074 0.9215 0.9222 0.05619 1058236115 6
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.7124 0.9286 0.9293 0.06120 1056054792 5
k_factor_rf=32,nprobe=128,quantizer_efSearch=128 0.7152 0.9373 0.9381 0.07331 535449225 5
k_factor_rf=32,nprobe=256,quantizer_efSearch=64 0.7230 0.9509 0.9519 0.08072 1058236115 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=128 0.7279 0.9576 0.9586 0.08625 1056054792 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=256 0.7283 0.9583 0.9593 0.09738 1055292281 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=512 0.7285 0.9584 0.9594 0.12451 1055118097 3
k_factor_rf=32,nprobe=512,quantizer_efSearch=256 0.7319 0.9651 0.9660 0.12052 2075709233 3
k_factor_rf=64,nprobe=256,quantizer_efSearch=128 0.7339 0.9699 0.9711 0.13739 1056054792 3
k_factor_rf=64,nprobe=512,quantizer_efSearch=128 0.7383 0.9790 0.9801 0.16186 2079157895 2
k_factor_rf=64,nprobe=1024,quantizer_efSearch=128 0.7391 0.9806 0.9817 0.19753 4058041610 2
k_factor_rf=64,nprobe=512,quantizer_efSearch=512 0.7398 0.9810 0.9821 0.20309 2074551588 2
k_factor_rf=64,nprobe=1024,quantizer_efSearch=256 0.7410 0.9829 0.9840 0.21607 4076463603 2
`OPQ16_64,IVF262144_HNSW32,PQ16x4fsr,Refine(OPQ56_112,PQ56)`
Index size 7375380370code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_HNSW32_PQ16x4fsr_Refine_OPQ56_112_PQ56_.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7453 0.9946 0.9957 0.35983 4069547543 1
k_factor_rf=1,nprobe=1,quantizer_efSearch=4 0.1918 0.2139 0.2139 0.00391 4331715 77
k_factor_rf=4,nprobe=8,quantizer_efSearch=8 0.4775 0.5848 0.5851 0.01116 34600621 27
k_factor_rf=1,nprobe=8,quantizer_efSearch=64 0.5015 0.6083 0.6084 0.01461 34443875 21
k_factor_rf=1,nprobe=16,quantizer_efSearch=64 0.5773 0.7160 0.7161 0.01631 68771398 19
k_factor_rf=2,nprobe=16,quantizer_efSearch=64 0.5829 0.7288 0.7292 0.01816 68771398 17
k_factor_rf=2,nprobe=32,quantizer_efSearch=64 0.6439 0.8219 0.8224 0.02130 136726054 15
k_factor_rf=1,nprobe=64,quantizer_efSearch=64 0.6756 0.8595 0.8596 0.02493 271082180 13
k_factor_rf=2,nprobe=64,quantizer_efSearch=64 0.6875 0.8858 0.8862 0.02696 271082180 12
k_factor_rf=4,nprobe=64,quantizer_efSearch=128 0.6922 0.8997 0.9003 0.04012 270948304 8
k_factor_rf=4,nprobe=128,quantizer_efSearch=32 0.7064 0.9252 0.9258 0.05023 537091259 6
k_factor_rf=2,nprobe=128,quantizer_efSearch=128 0.7124 0.9279 0.9283 0.05502 535308688 6
k_factor_rf=4,nprobe=128,quantizer_efSearch=128 0.7172 0.9415 0.9421 0.06035 535308688 5
k_factor_rf=8,nprobe=128,quantizer_efSearch=128 0.7199 0.9478 0.9486 0.06744 535308688 5
k_factor_rf=16,nprobe=128,quantizer_efSearch=128 0.7205 0.9491 0.9500 0.08156 535308688 4
k_factor_rf=2,nprobe=256,quantizer_efSearch=128 0.7253 0.9479 0.9483 0.08749 1055771777 4
k_factor_rf=2,nprobe=256,quantizer_efSearch=256 0.7269 0.9495 0.9499 0.09948 1054948542 4
k_factor_rf=8,nprobe=256,quantizer_efSearch=128 0.7345 0.9741 0.9749 0.09954 1055771777 4
k_factor_rf=8,nprobe=256,quantizer_efSearch=256 0.7358 0.9757 0.9765 0.11299 1054948542 3
k_factor_rf=16,nprobe=256,quantizer_efSearch=256 0.7363 0.9773 0.9782 0.12772 1054948542 3
k_factor_rf=16,nprobe=256,quantizer_efSearch=512 0.7364 0.9774 0.9783 0.16234 1054794892 2
k_factor_rf=4,nprobe=512,quantizer_efSearch=256 0.7385 0.9772 0.9778 0.17728 2074764964 2
k_factor_rf=8,nprobe=512,quantizer_efSearch=256 0.7425 0.9875 0.9883 0.18825 2074764964 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=256 0.7430 0.9897 0.9907 0.19688 2074764964 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=512 0.7434 0.9901 0.9912 0.22200 2073652196 2
k_factor_rf=8,nprobe=1024,quantizer_efSearch=256 0.7443 0.9918 0.9925 0.30227 4074187441 1
k_factor_rf=16,nprobe=1024,quantizer_efSearch=256 0.7450 0.9945 0.9955 0.30992 4074187441 1
k_factor_rf=16,nprobe=1024,quantizer_efSearch=512 0.7453 0.9946 0.9957 0.35718 4069547543 1
k_factor_rf=32,nprobe=1024,quantizer_efSearch=512 0.7454 0.9955 0.9966 0.38318 4069547543 1
`OPQ16_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 7310615254code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ16x4fs_Refine_OPQ56_112_PQ56_.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5110 0.5979 0.5979 0.05156 312417994 6
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1794 0.1991 0.1991 0.00312 5041061 97
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.2046 0.2288 0.2288 0.00331 8920073 91
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.2468 0.2772 0.2772 0.00341 9075278 88
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3316 0.3745 0.3745 0.00364 18175098 83
k_factor_rf=2,nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3690 0.4253 0.4253 0.00502 18800365 60
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3837 0.4396 0.4396 0.00589 40269275 51
k_factor_rf=2,nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3861 0.4466 0.4466 0.00564 35924242 54
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4288 0.4952 0.4952 0.00588 39881106 51
k_factor_rf=2,nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4535 0.5363 0.5364 0.00606 36065422 50
k_factor_rf=2,nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4649 0.5500 0.5501 0.00664 37291922 46
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4678 0.5431 0.5431 0.00697 74456110 44
k_factor_rf=2,nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.5055 0.6039 0.6039 0.00782 70640358 39
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5240 0.6239 0.6239 0.00954 141951012 32
k_factor_rf=4,nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.5535 0.6768 0.6770 0.01142 71757964 27
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5756 0.6974 0.6974 0.01351 277669103 23
k_factor_rf=4,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5969 0.7398 0.7399 0.01377 142734305 22
k_factor_rf=4,nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6049 0.7508 0.7509 0.01435 142451190 21
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6177 0.7673 0.7675 0.01670 275783043 18
k_factor_rf=4,nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6290 0.7791 0.7793 0.02273 542821121 14
k_factor_rf=8,nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.6318 0.7981 0.7985 0.02762 178124540 11
k_factor_rf=16,nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.6350 0.8089 0.8094 0.03239 140131627 10
k_factor_rf=4,nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.6358 0.7915 0.7917 0.03589 1118265041 9
k_factor_rf=16,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.6397 0.8184 0.8190 0.03783 274935557 8
k_factor_rf=16,nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6689 0.8584 0.8591 0.03733 275772728 9
k_factor_rf=8,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6821 0.8725 0.8730 0.04108 1066818045 8
k_factor_rf=16,nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.7010 0.9089 0.9096 0.04649 543657965 7
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.7021 0.9114 0.9121 0.05548 1086004930 6
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7136 0.9304 0.9311 0.06216 1067679605 5
k_factor_rf=32,nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7152 0.9380 0.9388 0.07620 556787332 4
k_factor_rf=32,nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.7187 0.9442 0.9450 0.08498 1098060136 4
k_factor_rf=32,nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.7268 0.9559 0.9568 0.10360 2093474403 3
k_factor_rf=32,nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.7327 0.9666 0.9675 0.11898 2097186949 3
k_factor_rf=64,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7344 0.9706 0.9716 0.14266 1079141589 3
k_factor_rf=64,nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.7396 0.9809 0.9819 0.20441 2089279965 2
k_factor_rf=64,nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.7415 0.9844 0.9855 0.28622 4113486717 2
`OPQ16_64,IVF262144(IVF512,PQ32x4fs,RFlat),PQ16x4fsr,Refine(OPQ56_112,PQ56)`
Index size 7310543062code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF262144_IVF512_PQ32x4fs_RFlat__PQ16x4fsr_Refine_OPQ56_112_PQ56_.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6082 0.7596 0.7599 0.01563 158932568 20
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1309 0.1446 0.1446 0.00361 4564247 84
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=32,quantizer_nprobe=4 0.2016 0.2235 0.2235 0.00411 5035637 73
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2095 0.2322 0.2322 0.00424 5702690 71
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2962 0.3365 0.3365 0.00428 10036808 71
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.3351 0.3924 0.3925 0.00467 17812963 65
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.3980 0.4677 0.4678 0.00543 18708173 56
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4388 0.5253 0.5254 0.00551 36402773 55
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4867 0.5891 0.5893 0.00587 36044031 52
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4975 0.6035 0.6037 0.00691 37259566 44
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.5586 0.6897 0.6899 0.00844 70611274 36
k_factor_rf=2,nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5764 0.7198 0.7201 0.01009 71764477 30
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.6119 0.7745 0.7748 0.01239 139465591 25
k_factor_rf=1,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6304 0.7942 0.7944 0.01627 157608424 19
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.6464 0.8245 0.8249 0.01840 275249090 17
k_factor_rf=1,nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.6557 0.8296 0.8299 0.01840 285371339 17
k_factor_rf=1,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6740 0.8570 0.8573 0.01937 276969601 16
k_factor_rf=1,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.6763 0.8610 0.8613 0.02357 291914105 13
k_factor_rf=2,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.6884 0.8887 0.8891 0.02566 291903833 12
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6905 0.8952 0.8958 0.02517 276930018 12
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.6941 0.9005 0.9011 0.02963 281525114 11
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.6949 0.9044 0.9052 0.03747 291870105 9
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.6950 0.9044 0.9052 0.04546 312043368 7
k_factor_rf=4,nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.7138 0.9342 0.9349 0.04893 542964510 7
k_factor_rf=16,nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.7160 0.9425 0.9434 0.07083 543013213 5
k_factor_rf=2,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7247 0.9469 0.9473 0.07671 1077759057 4
k_factor_rf=4,nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.7281 0.9558 0.9565 0.08796 1115559155 4
k_factor_rf=8,nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.7303 0.9630 0.9640 0.08830 1095046815 4
k_factor_rf=8,nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.7318 0.9679 0.9688 0.09347 1064357112 4
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7367 0.9775 0.9784 0.10675 1077759057 3
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.7371 0.9783 0.9792 0.13140 1067153484 3
k_factor_rf=8,nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7432 0.9878 0.9888 0.17523 2116365153 2
k_factor_rf=16,nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7435 0.9909 0.9920 0.18314 2096255082 2
k_factor_rf=32,nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7436 0.9911 0.9921 0.21065 2088297677 2
k_factor_rf=64,nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.7440 0.9920 0.9931 0.29651 2115686139 2
k_factor_rf=8,nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7448 0.9912 0.9922 0.28804 4088884917 2
k_factor_rf=64,nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.7460 0.9960 0.9970 0.42883 4088873519 1
k_factor_rf=32,nprobe=1024,quantizer_k_factor_rf=32,quantizer_nprobe=128 0.7462 0.9966 0.9977 0.53516 4092045003 1
k_factor_rf=64,nprobe=1024,quantizer_k_factor_rf=32,quantizer_nprobe=256 0.7463 0.9968 0.9979 0.63911 4111212784 1
`OPQ16_64,IVF65536_HNSW32,PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 7243992210code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF65536_HNSW32_PQ16x4fs_Refine_OPQ56_112_PQ56_.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7277 0.9563 0.9572 0.08816 4112395032 4
k_factor_rf=1,nprobe=1,quantizer_efSearch=8 0.2419 0.2705 0.2705 0.00310 17140935 97
k_factor_rf=1,nprobe=2,quantizer_efSearch=4 0.3034 0.3409 0.3409 0.00322 34435848 94
k_factor_rf=1,nprobe=2,quantizer_efSearch=8 0.3273 0.3680 0.3680 0.00340 34324815 89
k_factor_rf=1,nprobe=4,quantizer_efSearch=4 0.3614 0.4112 0.4112 0.00399 68802327 76
k_factor_rf=1,nprobe=4,quantizer_efSearch=8 0.3915 0.4473 0.4473 0.00430 68705757 70
k_factor_rf=1,nprobe=4,quantizer_efSearch=16 0.3990 0.4560 0.4560 0.00455 68545209 66
k_factor_rf=1,nprobe=8,quantizer_efSearch=8 0.4459 0.5132 0.5132 0.00538 137135674 56
k_factor_rf=1,nprobe=8,quantizer_efSearch=16 0.4576 0.5269 0.5269 0.00550 136858530 55
k_factor_rf=1,nprobe=16,quantizer_efSearch=4 0.4596 0.5305 0.5305 0.00687 272594185 44
k_factor_rf=2,nprobe=8,quantizer_efSearch=8 0.4920 0.5837 0.5838 0.00703 137135674 43
k_factor_rf=2,nprobe=8,quantizer_efSearch=16 0.5043 0.5987 0.5988 0.00712 136858530 43
k_factor_rf=2,nprobe=16,quantizer_efSearch=8 0.5391 0.6411 0.6413 0.00865 272310057 35
k_factor_rf=2,nprobe=16,quantizer_efSearch=16 0.5459 0.6514 0.6515 0.00872 271992392 35
k_factor_rf=2,nprobe=16,quantizer_efSearch=32 0.5504 0.6575 0.6576 0.00922 271722887 33
k_factor_rf=2,nprobe=32,quantizer_efSearch=8 0.5516 0.6564 0.6565 0.01066 540138468 29
k_factor_rf=2,nprobe=32,quantizer_efSearch=16 0.5685 0.6765 0.6766 0.01028 539200661 30
k_factor_rf=4,nprobe=16,quantizer_efSearch=8 0.5824 0.7105 0.7108 0.01144 272310057 27
k_factor_rf=4,nprobe=16,quantizer_efSearch=32 0.5958 0.7290 0.7293 0.01246 271722887 25
k_factor_rf=4,nprobe=32,quantizer_efSearch=16 0.6204 0.7617 0.7621 0.01378 539200661 22
k_factor_rf=4,nprobe=32,quantizer_efSearch=32 0.6274 0.7712 0.7716 0.01380 538452919 22
k_factor_rf=4,nprobe=64,quantizer_efSearch=64 0.6395 0.7904 0.7907 0.01959 1062978337 16
k_factor_rf=4,nprobe=128,quantizer_efSearch=64 0.6404 0.7926 0.7929 0.02239 2092545141 14
k_factor_rf=8,nprobe=32,quantizer_efSearch=16 0.6501 0.8186 0.8190 0.02261 539200661 14
k_factor_rf=8,nprobe=32,quantizer_efSearch=32 0.6570 0.8285 0.8289 0.02322 538452919 13
k_factor_rf=8,nprobe=32,quantizer_efSearch=64 0.6588 0.8309 0.8313 0.02408 538165850 13
k_factor_rf=8,nprobe=64,quantizer_efSearch=64 0.6749 0.8578 0.8582 0.02703 1062978337 12
k_factor_rf=8,nprobe=128,quantizer_efSearch=64 0.6828 0.8679 0.8684 0.03161 2092545141 10
k_factor_rf=16,nprobe=64,quantizer_efSearch=16 0.6872 0.8865 0.8870 0.04013 1065694383 8
k_factor_rf=16,nprobe=64,quantizer_efSearch=64 0.6994 0.9055 0.9060 0.04141 1062978337 8
k_factor_rf=16,nprobe=128,quantizer_efSearch=64 0.7085 0.9186 0.9192 0.05021 2092545141 7
k_factor_rf=16,nprobe=256,quantizer_efSearch=64 0.7098 0.9208 0.9214 0.05397 4112395032 6
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.7124 0.9245 0.9251 0.05655 4106261213 6
k_factor_rf=32,nprobe=64,quantizer_efSearch=128 0.7130 0.9327 0.9338 0.06981 1062642815 5
k_factor_rf=32,nprobe=128,quantizer_efSearch=64 0.7249 0.9512 0.9521 0.08078 2092545141 4
k_factor_rf=32,nprobe=128,quantizer_efSearch=128 0.7266 0.9537 0.9546 0.07795 2091110918 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=64 0.7277 0.9563 0.9572 0.09397 4112395032 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=128 0.7300 0.9595 0.9604 0.08953 4106261213 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=256 0.7305 0.9601 0.9610 0.10006 4104350194 3
k_factor_rf=32,nprobe=512,quantizer_efSearch=256 0.7308 0.9602 0.9611 0.12104 8046518018 3
k_factor_rf=64,nprobe=128,quantizer_efSearch=64 0.7312 0.9665 0.9680 0.14208 2092545141 3
k_factor_rf=64,nprobe=128,quantizer_efSearch=256 0.7337 0.9697 0.9712 0.15012 2090848074 2
k_factor_rf=64,nprobe=256,quantizer_efSearch=64 0.7359 0.9747 0.9762 0.15977 4112395032 2
k_factor_rf=64,nprobe=256,quantizer_efSearch=128 0.7386 0.9783 0.9798 0.15988 4106261213 2
k_factor_rf=64,nprobe=512,quantizer_efSearch=128 0.7399 0.9798 0.9813 0.17167 8056058192 2
k_factor_rf=64,nprobe=512,quantizer_efSearch=512 0.7408 0.9812 0.9827 0.20381 8043825921 2
`OPQ16_64,IVF65536_HNSW32,PQ16x4fsr,Refine(OPQ56_112,PQ56)`
Index size 7243999634code_size 64
log filename: autotune.dbbigann100M.OPQ16_64_IVF65536_HNSW32_PQ16x4fsr_Refine_OPQ56_112_PQ56_.e.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7475 0.9968 0.9977 0.35904 15746373499 1
k_factor_rf=1,nprobe=1,quantizer_efSearch=4 0.2445 0.2815 0.2815 0.00379 17147417 80
k_factor_rf=1,nprobe=1,quantizer_efSearch=64 0.2581 0.2979 0.2979 0.00807 17098067 38
k_factor_rf=1,nprobe=2,quantizer_efSearch=64 0.3631 0.4283 0.4283 0.00862 34226704 35
k_factor_rf=1,nprobe=4,quantizer_efSearch=64 0.4656 0.5613 0.5614 0.00957 68495782 32
k_factor_rf=1,nprobe=8,quantizer_efSearch=64 0.5557 0.6866 0.6867 0.01105 136746420 28
k_factor_rf=2,nprobe=8,quantizer_efSearch=64 0.5630 0.7037 0.7038 0.01284 136746420 24
k_factor_rf=1,nprobe=16,quantizer_efSearch=64 0.6259 0.7805 0.7806 0.01361 271553752 23
k_factor_rf=4,nprobe=16,quantizer_efSearch=64 0.6424 0.8202 0.8207 0.01920 271553752 16
k_factor_rf=1,nprobe=32,quantizer_efSearch=128 0.6663 0.8382 0.8383 0.02240 537870590 14
k_factor_rf=2,nprobe=32,quantizer_efSearch=128 0.6802 0.8729 0.8731 0.02468 537870590 13
k_factor_rf=1,nprobe=64,quantizer_efSearch=128 0.6916 0.8742 0.8743 0.02814 1062274227 11
k_factor_rf=2,nprobe=64,quantizer_efSearch=128 0.7092 0.9164 0.9168 0.03047 1062274227 10
k_factor_rf=4,nprobe=64,quantizer_efSearch=128 0.7167 0.9379 0.9386 0.03532 1062274227 9
k_factor_rf=4,nprobe=128,quantizer_efSearch=32 0.7264 0.9538 0.9545 0.05568 2095553316 6
k_factor_rf=4,nprobe=128,quantizer_efSearch=128 0.7327 0.9628 0.9635 0.06037 2090578799 5
k_factor_rf=4,nprobe=128,quantizer_efSearch=256 0.7329 0.9631 0.9638 0.06774 2090283210 5
k_factor_rf=8,nprobe=128,quantizer_efSearch=128 0.7356 0.9752 0.9760 0.06931 2090578799 5
k_factor_rf=16,nprobe=128,quantizer_efSearch=128 0.7366 0.9790 0.9799 0.08645 2090578799 4
k_factor_rf=16,nprobe=128,quantizer_efSearch=256 0.7368 0.9793 0.9802 0.09508 2090283210 4
k_factor_rf=8,nprobe=256,quantizer_efSearch=128 0.7429 0.9863 0.9871 0.10039 4105326767 3
k_factor_rf=8,nprobe=256,quantizer_efSearch=256 0.7431 0.9867 0.9875 0.11427 4103470314 3
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.7444 0.9913 0.9922 0.11839 4105326767 3
k_factor_rf=16,nprobe=256,quantizer_efSearch=256 0.7447 0.9917 0.9926 0.13010 4103470314 3
k_factor_rf=8,nprobe=512,quantizer_efSearch=256 0.7456 0.9901 0.9908 0.18311 8044343409 2
k_factor_rf=8,nprobe=512,quantizer_efSearch=512 0.7457 0.9902 0.9909 0.20005 8041645618 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=128 0.7467 0.9953 0.9962 0.19293 8053693667 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=256 0.7472 0.9959 0.9968 0.20580 8044343409 2
k_factor_rf=16,nprobe=512,quantizer_efSearch=512 0.7473 0.9960 0.9969 0.22616 8041645618 2
k_factor_rf=32,nprobe=512,quantizer_efSearch=256 0.7476 0.9969 0.9980 0.23672 8044343409 2
k_factor_rf=32,nprobe=512,quantizer_efSearch=512 0.7477 0.9970 0.9981 0.25507 8041645618 2
k_factor_rf=32,nprobe=1024,quantizer_efSearch=512 0.7481 0.9980 0.9991 0.38272 15746373499 1
`OPQ56_112,IVF1048576_HNSW32,PQ7+56`
Index size 7863799516code_size 63
log filename: autotune.dbbigann100M.OPQ56_112_IVF1048576_HNSW32_PQ7+56.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6386 0.8309 0.8314 0.09539 0 4
nprobe=4,quantizer_efSearch=4,ht=56,k_factor=1 0.2711 0.3086 0.3086 0.00628 0 48
nprobe=4,quantizer_efSearch=8,ht=56,k_factor=1 0.3126 0.3585 0.3585 0.00730 0 42
nprobe=8,quantizer_efSearch=4,ht=56,k_factor=1 0.3782 0.4448 0.4448 0.00869 0 35
nprobe=16,quantizer_efSearch=4,ht=56,k_factor=1 0.4366 0.5228 0.5229 0.01166 0 26
nprobe=16,quantizer_efSearch=8,ht=56,k_factor=1 0.4731 0.5708 0.5709 0.01300 0 24
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=1 0.4891 0.5908 0.5909 0.01429 0 21
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=2 0.4960 0.6041 0.6042 0.01716 0 18
nprobe=32,quantizer_efSearch=8,ht=56,k_factor=1 0.5198 0.6353 0.6355 0.01895 0 16
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=1 0.5573 0.6890 0.6893 0.02297 0 14
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=2 0.5704 0.7145 0.7148 0.02619 0 12
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=4 0.5747 0.7259 0.7262 0.03203 0 10
nprobe=64,quantizer_efSearch=16,ht=56,k_factor=1 0.5751 0.7169 0.7171 0.03137 0 10
nprobe=32,quantizer_efSearch=64,ht=56,k_factor=2 0.5759 0.7224 0.7227 0.03280 0 10
nprobe=64,quantizer_efSearch=16,ht=56,k_factor=2 0.5934 0.7543 0.7545 0.03472 0 9
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=1 0.6035 0.7577 0.7580 0.04244 0 8
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=2 0.6250 0.7997 0.8000 0.04470 0 7
nprobe=64,quantizer_efSearch=128,ht=56,k_factor=2 0.6279 0.8033 0.8036 0.05637 0 6
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=8 0.6356 0.8260 0.8265 0.06329 0 5
nprobe=64,quantizer_efSearch=128,ht=56,k_factor=8 0.6386 0.8297 0.8302 0.07210 0 5
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=2 0.6527 0.8468 0.8472 0.08588 0 4
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=2 0.6581 0.8543 0.8547 0.09753 0 4
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=4 0.6715 0.8862 0.8867 0.10316 0 3
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=8 0.6758 0.8980 0.8988 0.11656 0 3
nprobe=256,quantizer_efSearch=64,ht=56,k_factor=4 0.6788 0.9043 0.9051 0.12211 0 3
nprobe=256,quantizer_efSearch=64,ht=56,k_factor=8 0.6851 0.9228 0.9240 0.13369 0 3
nprobe=256,quantizer_efSearch=128,ht=56,k_factor=8 0.6939 0.9366 0.9377 0.14433 0 3
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=16 0.6970 0.9444 0.9459 0.19033 0 2
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=32 0.6973 0.9456 0.9471 0.24253 0 2
nprobe=512,quantizer_efSearch=128,ht=56,k_factor=16 0.7038 0.9625 0.9643 0.26123 0 2
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=16 0.7071 0.9690 0.9709 0.28402 0 2
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=16 0.7075 0.9702 0.9721 0.32148 0 1
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=32 0.7079 0.9731 0.9750 0.37408 0 1
nprobe=1024,quantizer_efSearch=512,ht=56,k_factor=16 0.7128 0.9828 0.9848 0.52243 0 1
nprobe=2048,quantizer_efSearch=256,ht=56,k_factor=32 0.7138 0.9867 0.9894 0.88707 0 1
nprobe=2048,quantizer_efSearch=512,ht=56,k_factor=32 0.7149 0.9902 0.9931 0.96037 0 1
nprobe=4096,quantizer_efSearch=512,ht=56,k_factor=32 0.7154 0.9911 0.9941 1.68982 0 1
`OPQ56_112,IVF1048576(IVF1024,PQ56x4fs,RFlat),PQ7+56`
Index size 7617111584code_size 63
log filename: autotune.dbbigann100M.OPQ56_112_IVF1048576_IVF1024_PQ56x4fs_RFlat__PQ7+56.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4997 0.6035 0.6035 0.02029 10808578 15
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2,ht=56,k_factor=1 0.1419 0.1545 0.1545 0.00538 725363 56
nprobe=1,quantizer_k_factor_rf=32,quantizer_nprobe=2,ht=56,k_factor=2 0.1449 0.1578 0.1578 0.00630 724759 48
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=4,ht=56,k_factor=2 0.1524 0.1663 0.1663 0.00629 1443245 48
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=56,k_factor=1 0.2087 0.2320 0.2320 0.00625 725648 49
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=56,k_factor=1 0.2229 0.2517 0.2517 0.00659 366873 46
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=56,k_factor=2 0.2237 0.2509 0.2509 0.00812 1442932 37
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=56,k_factor=2 0.2304 0.2595 0.2595 0.00845 2845699 36
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=56,k_factor=1 0.2652 0.3060 0.3060 0.00918 366499 33
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=32,ht=56,k_factor=1 0.2780 0.3157 0.3157 0.00930 10858488 33
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4,ht=56,k_factor=2 0.2937 0.3360 0.3360 0.00932 1444163 33
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=56,k_factor=1 0.4077 0.4782 0.4782 0.01068 5566355 29
nprobe=8,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=56,k_factor=2 0.4187 0.4973 0.4973 0.01667 5572151 19
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=56,k_factor=2 0.4502 0.5396 0.5397 0.01711 2848147 18
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=56,k_factor=2 0.4999 0.6104 0.6105 0.01896 5572151 16
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=56,k_factor=2 0.5145 0.6348 0.6349 0.02760 2839882 11
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=56,k_factor=1 0.5574 0.6870 0.6872 0.02631 5572151 12
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=2 0.5729 0.7155 0.7158 0.03106 21253370 10
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=56,k_factor=2 0.5783 0.7243 0.7246 0.03611 41878138 9
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=56,k_factor=4 0.5839 0.7349 0.7354 0.03810 20886219 8
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=56,k_factor=1 0.6066 0.7589 0.7591 0.04796 10878384 7
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=64,ht=56,k_factor=4 0.6098 0.7786 0.7793 0.05582 21210158 6
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=56,k_factor=4 0.6390 0.8252 0.8259 0.07373 81471807 5
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=56,k_factor=4 0.6412 0.8301 0.8308 0.08455 5572151 4
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=56,k_factor=4 0.6764 0.8876 0.8884 0.09408 20316011 4
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=128,ht=56,k_factor=4 0.6767 0.8882 0.8890 0.10396 40140507 3
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=512,ht=56,k_factor=4 0.6770 0.8883 0.8891 0.14116 162164986 3
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=128,ht=56,k_factor=4 0.6837 0.9033 0.9042 0.15835 40557718 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=56,k_factor=4 0.6937 0.9207 0.9216 0.16927 82494674 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=56,k_factor=4 0.6945 0.9223 0.9233 0.18874 82494674 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=56,k_factor=16 0.7004 0.9445 0.9458 0.20459 20964653 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=128,ht=56,k_factor=32 0.7013 0.9470 0.9485 0.27156 41878138 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=512,ht=56,k_factor=32 0.7015 0.9472 0.9487 0.27982 163862211 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=512,ht=56,k_factor=16 0.7130 0.9733 0.9750 0.37744 163862211 1
nprobe=512,quantizer_k_factor_rf=32,quantizer_nprobe=128,ht=56,k_factor=32 0.7132 0.9749 0.9769 0.71052 41878138 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=56,k_factor=8 0.7133 0.9725 0.9741 0.56581 41878138 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=56,k_factor=16 0.7170 0.9843 0.9864 0.60011 82494674 1
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=56,k_factor=32 0.7178 0.9884 0.9910 0.71824 82494674 1
nprobe=2048,quantizer_k_factor_rf=1,quantizer_nprobe=512,ht=56,k_factor=16 0.7181 0.9860 0.9882 1.13092 163862211 1
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=56,k_factor=16 0.7184 0.9875 0.9897 1.13135 41878138 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=56,k_factor=32 0.7195 0.9924 0.9954 1.20608 41878138 1
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=56,k_factor=64 0.7197 0.9933 0.9964 1.30949 82494674 1
nprobe=2048,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=56,k_factor=32 0.7198 0.9928 0.9958 2.60780 82494674 1
`OPQ56_112,IVF262144_HNSW32,PQ7+56`
Index size 7291167708code_size 63
log filename: autotune.dbbigann100M.OPQ56_112_IVF262144_HNSW32_PQ7+56.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7252 0.9316 0.9322 0.08252 0 4
nprobe=1,quantizer_efSearch=8,ht=56,k_factor=1 0.2122 0.2303 0.2303 0.00620 0 49
nprobe=4,quantizer_efSearch=8,ht=56,k_factor=1 0.4013 0.4547 0.4547 0.00674 0 45
nprobe=8,quantizer_efSearch=4,ht=56,k_factor=1 0.4653 0.5360 0.5360 0.00714 0 43
nprobe=16,quantizer_efSearch=4,ht=56,k_factor=1 0.5171 0.6045 0.6045 0.00864 0 35
nprobe=16,quantizer_efSearch=8,ht=56,k_factor=1 0.5512 0.6482 0.6482 0.00934 0 33
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=1 0.5651 0.6654 0.6654 0.01026 0 30
nprobe=16,quantizer_efSearch=32,ht=56,k_factor=1 0.5708 0.6743 0.6743 0.01311 0 23
nprobe=32,quantizer_efSearch=8,ht=56,k_factor=1 0.5863 0.6971 0.6971 0.01215 0 25
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=1 0.6190 0.7411 0.7411 0.01590 0 19
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=2 0.6409 0.7795 0.7795 0.01713 0 18
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=2 0.6471 0.7909 0.7910 0.01885 0 16
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=4 0.6542 0.8058 0.8059 0.02319 0 13
nprobe=64,quantizer_efSearch=16,ht=56,k_factor=2 0.6641 0.8147 0.8147 0.02218 0 14
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=2 0.6809 0.8411 0.8411 0.02913 0 11
nprobe=64,quantizer_efSearch=128,ht=56,k_factor=2 0.6827 0.8437 0.8437 0.03761 0 8
nprobe=128,quantizer_efSearch=32,ht=56,k_factor=2 0.6882 0.8522 0.8522 0.03616 0 9
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=2 0.6948 0.8619 0.8619 0.04103 0 8
nprobe=128,quantizer_efSearch=32,ht=56,k_factor=4 0.7116 0.8990 0.8992 0.04242 0 8
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=4 0.7190 0.9099 0.9101 0.04707 0 7
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=4 0.7217 0.9140 0.9142 0.05591 0 6
nprobe=128,quantizer_efSearch=32,ht=56,k_factor=8 0.7223 0.9223 0.9227 0.05845 0 6
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=8 0.7303 0.9344 0.9349 0.06183 0 5
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=8 0.7331 0.9390 0.9394 0.06648 0 5
nprobe=256,quantizer_efSearch=64,ht=56,k_factor=8 0.7403 0.9512 0.9517 0.08898 0 4
nprobe=256,quantizer_efSearch=128,ht=56,k_factor=8 0.7441 0.9587 0.9592 0.09523 0 4
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=16 0.7512 0.9739 0.9747 0.13173 0 3
nprobe=256,quantizer_efSearch=512,ht=56,k_factor=16 0.7515 0.9744 0.9752 0.16755 0 2
nprobe=512,quantizer_efSearch=128,ht=56,k_factor=16 0.7535 0.9799 0.9807 0.17316 0 2
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=16 0.7553 0.9818 0.9826 0.18747 0 2
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=16 0.7557 0.9826 0.9834 0.21673 0 2
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=32 0.7572 0.9878 0.9888 0.24045 0 2
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=32 0.7576 0.9886 0.9896 0.27440 0 2
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=64 0.7581 0.9902 0.9912 0.34404 0 1
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=64 0.7585 0.9912 0.9922 0.36442 0 1
nprobe=1024,quantizer_efSearch=256,ht=56,k_factor=64 0.7604 0.9943 0.9954 0.43635 0 1
nprobe=4096,quantizer_efSearch=512,ht=56,k_factor=64 0.7610 0.9966 0.9977 1.05467 0 1
`OPQ56_112,IVF262144(IVF512,PQ56x4fs,RFlat),PQ7+56`
Index size 7229733536code_size 63
log filename: autotune.dbbigann100M.OPQ56_112_IVF262144_IVF512_PQ56x4fs_RFlat__PQ7+56.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7009 0.8847 0.8848 0.04226 20804490 8
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=56,k_factor=1 0.1805 0.1977 0.1977 0.00517 353262 59
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=56,k_factor=1 0.1952 0.2164 0.2164 0.00550 178105 55
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=56,k_factor=1 0.2141 0.2336 0.2336 0.00553 1393803 55
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=8,ht=56,k_factor=1 0.2668 0.2962 0.2962 0.00559 1392164 54
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=56,k_factor=1 0.3889 0.4391 0.4392 0.00572 705927 53
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=56,k_factor=1 0.4013 0.4562 0.4563 0.00604 1395392 50
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=56,k_factor=1 0.4954 0.5769 0.5770 0.00728 2731333 42
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=56,k_factor=1 0.5668 0.6708 0.6709 0.01017 2722970 30
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32,ht=56,k_factor=2 0.5883 0.7076 0.7077 0.01346 5360744 23
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=32,ht=56,k_factor=1 0.5951 0.7127 0.7128 0.01359 5360744 23
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=56,k_factor=2 0.6217 0.7577 0.7578 0.01584 1392979 19
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=56,k_factor=4 0.6331 0.7791 0.7792 0.02184 1395392 14
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=56,k_factor=2 0.6478 0.7951 0.7952 0.02125 20804490 15
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=56,k_factor=2 0.6505 0.7989 0.7990 0.02196 20711925 14
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=56,k_factor=4 0.6532 0.8109 0.8110 0.02258 2725241 14
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=56,k_factor=4 0.6897 0.8674 0.8675 0.02980 2731333 11
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=4 0.6978 0.8810 0.8811 0.03252 10553518 10
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=56,k_factor=4 0.7009 0.8847 0.8848 0.04213 20804490 8
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=56,k_factor=4 0.7171 0.9104 0.9105 0.05204 5332479 6
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=56,k_factor=4 0.7274 0.9294 0.9295 0.08679 20804490 4
nprobe=128,quantizer_k_factor_rf=32,quantizer_nprobe=128,ht=56,k_factor=8 0.7298 0.9391 0.9393 0.09602 20804490 4
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=56,k_factor=16 0.7313 0.9464 0.9468 0.09062 41216679 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=56,k_factor=8 0.7400 0.9587 0.9590 0.09777 41216679 4
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=56,k_factor=8 0.7403 0.9592 0.9595 0.10015 40793196 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=16 0.7449 0.9735 0.9739 0.11499 10553518 3
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=56,k_factor=16 0.7454 0.9741 0.9745 0.15025 41216679 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=56,k_factor=32 0.7472 0.9795 0.9800 0.17336 41216679 2
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=56,k_factor=32 0.7476 0.9799 0.9804 0.20365 41216679 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=56,k_factor=32 0.7517 0.9910 0.9916 0.23645 41216679 2
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=56,k_factor=64 0.7522 0.9926 0.9933 0.35915 41216679 1
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=32 0.7537 0.9944 0.9950 0.56610 10553518 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=56,k_factor=32 0.7545 0.9962 0.9968 0.60069 20804490 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=56,k_factor=64 0.7551 0.9984 0.9991 0.69562 20804490 1
`OPQ56_112,IVF65536_HNSW32,PQ7+56`
Index size 7148008924code_size 63
log filename: autotune.dbbigann100M.OPQ56_112_IVF65536_HNSW32_PQ7+56.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7831 0.9598 0.9599 0.11765 0 3
nprobe=1,quantizer_efSearch=8,ht=56,k_factor=1 0.2669 0.2919 0.2919 0.00562 0 54
nprobe=2,quantizer_efSearch=8,ht=56,k_factor=1 0.3719 0.4127 0.4127 0.00622 0 49
nprobe=4,quantizer_efSearch=4,ht=56,k_factor=1 0.4254 0.4762 0.4762 0.00707 0 43
nprobe=4,quantizer_efSearch=8,ht=56,k_factor=1 0.4700 0.5274 0.5274 0.00754 0 40
nprobe=4,quantizer_efSearch=16,ht=56,k_factor=1 0.4790 0.5378 0.5378 0.00830 0 37
nprobe=4,quantizer_efSearch=32,ht=56,k_factor=1 0.4807 0.5396 0.5396 0.00905 0 34
nprobe=8,quantizer_efSearch=4,ht=56,k_factor=1 0.5368 0.6107 0.6107 0.00932 0 33
nprobe=8,quantizer_efSearch=64,ht=56,k_factor=1 0.5692 0.6497 0.6497 0.01291 0 24
nprobe=8,quantizer_efSearch=8,ht=56,k_factor=2 0.5735 0.6614 0.6614 0.01305 0 23
nprobe=16,quantizer_efSearch=4,ht=56,k_factor=1 0.5787 0.6617 0.6617 0.01339 0 23
nprobe=16,quantizer_efSearch=8,ht=56,k_factor=1 0.6040 0.6939 0.6939 0.01322 0 23
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=1 0.6141 0.7067 0.7067 0.01368 0 22
nprobe=16,quantizer_efSearch=32,ht=56,k_factor=1 0.6208 0.7142 0.7142 0.01451 0 21
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=2 0.6506 0.7611 0.7611 0.01755 0 18
nprobe=16,quantizer_efSearch=128,ht=56,k_factor=2 0.6595 0.7719 0.7719 0.02344 0 13
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=4 0.6716 0.7937 0.7938 0.02461 0 13
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=2 0.6894 0.8092 0.8092 0.02517 0 12
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=2 0.6966 0.8189 0.8189 0.02598 0 12
nprobe=32,quantizer_efSearch=128,ht=56,k_factor=2 0.6987 0.8225 0.8225 0.03180 0 10
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=4 0.7162 0.8531 0.8532 0.03251 0 10
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=4 0.7228 0.8629 0.8630 0.03355 0 9
nprobe=32,quantizer_efSearch=64,ht=56,k_factor=4 0.7241 0.8657 0.8658 0.03483 0 9
nprobe=32,quantizer_efSearch=256,ht=56,k_factor=4 0.7247 0.8664 0.8665 0.04669 0 7
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=8 0.7350 0.8862 0.8863 0.04806 0 7
nprobe=32,quantizer_efSearch=64,ht=56,k_factor=8 0.7364 0.8890 0.8891 0.04863 0 7
nprobe=32,quantizer_efSearch=256,ht=56,k_factor=8 0.7370 0.8897 0.8898 0.06020 0 5
nprobe=64,quantizer_efSearch=16,ht=56,k_factor=8 0.7516 0.9094 0.9095 0.06210 0 5
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=8 0.7648 0.9291 0.9292 0.06518 0 5
nprobe=64,quantizer_efSearch=128,ht=56,k_factor=8 0.7656 0.9301 0.9302 0.06732 0 5
nprobe=64,quantizer_efSearch=256,ht=56,k_factor=8 0.7657 0.9302 0.9303 0.07520 0 4
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=16 0.7745 0.9463 0.9464 0.09311 0 4
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=8 0.7760 0.9469 0.9470 0.09702 0 4
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=8 0.7772 0.9484 0.9485 0.09649 0 4
nprobe=128,quantizer_efSearch=32,ht=56,k_factor=16 0.7831 0.9598 0.9599 0.11829 0 3
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=16 0.7875 0.9677 0.9678 0.11954 0 3
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=16 0.7885 0.9691 0.9692 0.12547 0 3
nprobe=128,quantizer_efSearch=256,ht=56,k_factor=16 0.7887 0.9692 0.9693 0.13211 0 3
nprobe=128,quantizer_efSearch=512,ht=56,k_factor=16 0.7888 0.9694 0.9695 0.15237 0 2
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=16 0.7942 0.9778 0.9779 0.18908 0 2
nprobe=256,quantizer_efSearch=128,ht=56,k_factor=32 0.7988 0.9879 0.9881 0.23633 0 2
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=32 0.7992 0.9883 0.9885 0.24494 0 2
nprobe=256,quantizer_efSearch=128,ht=56,k_factor=64 0.8013 0.9927 0.9929 0.34266 0 1
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=64 0.8017 0.9931 0.9933 0.34878 0 1
nprobe=512,quantizer_efSearch=128,ht=56,k_factor=64 0.8030 0.9958 0.9960 0.46040 0 1
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=64 0.8035 0.9962 0.9964 0.46772 0 1
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=64 0.8036 0.9965 0.9967 0.48697 0 1
nprobe=1024,quantizer_efSearch=256,ht=56,k_factor=64 0.8037 0.9971 0.9973 0.69604 0 1
nprobe=4096,quantizer_efSearch=512,ht=56,k_factor=64 0.8038 0.9974 0.9976 2.02273 0 1
`OPQ64_128,IVF1048576_HNSW32,PQ64`
Index size 8030818224code_size 64
log filename: autotune.dbbigann100M.OPQ64_128_IVF1048576_HNSW32_PQ64.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2021 0.2114 0.2114 1.59705 926395480 1
nprobe=1,quantizer_efSearch=4,ht=256 0.1466 0.1526 0.1526 0.00470 1163317 64
nprobe=2,quantizer_efSearch=4,ht=230 0.1822 0.1906 0.1906 0.00591 2319724 51
nprobe=2,quantizer_efSearch=8,ht=254 0.2427 0.2547 0.2547 0.00766 2319045 40
nprobe=4,quantizer_efSearch=4,ht=238 0.2771 0.2933 0.2933 0.00942 4634434 32
nprobe=4,quantizer_efSearch=32,ht=228 0.2846 0.2989 0.2989 0.01769 4596202 17
nprobe=4,quantizer_efSearch=32,ht=244 0.3491 0.3706 0.3706 0.01789 4596202 17
nprobe=8,quantizer_efSearch=32,ht=244 0.4580 0.4903 0.4903 0.02505 9186919 12
nprobe=16,quantizer_efSearch=16,ht=256 0.5637 0.6106 0.6106 0.03578 18369559 9
nprobe=16,quantizer_efSearch=32,ht=246 0.5673 0.6130 0.6130 0.03916 18296373 8
nprobe=32,quantizer_efSearch=128,ht=512 0.6741 0.7390 0.7390 0.05483 36242018 6
nprobe=256,quantizer_efSearch=32,ht=512 0.7989 0.8963 0.8963 0.18303 281492585 2
nprobe=512,quantizer_efSearch=512,ht=512 0.8619 0.9754 0.9754 0.46034 547100767 1
nprobe=4096,quantizer_efSearch=512,ht=512 0.8750 0.9964 0.9964 2.71162 4068466458 1
`OPQ64_128,IVF1048576(IVF1024,PQ64x4fs,RFlat),PQ64`
Index size 7788463604code_size 64
log filename: autotune.dbbigann100M.OPQ64_128_IVF1048576_IVF1024_PQ64x4fs_RFlat__PQ64.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.8469 0.9567 0.9567 0.91988 562474948 1
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=234 0.1396 0.1451 0.1451 0.00376 2610154 80
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=252 0.1641 0.1705 0.1705 0.00523 6728481 58
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=252 0.2473 0.2597 0.2597 0.00652 5163805 47
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=236 0.3306 0.3492 0.3492 0.01254 10171984 24
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=32,ht=244 0.3512 0.3728 0.3728 0.01367 15462419 22
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=228 0.3614 0.3826 0.3826 0.01765 12090813 18
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=32,ht=224 0.4095 0.4332 0.4332 0.04028 28845468 8
nprobe=32,quantizer_k_factor_rf=64,quantizer_nprobe=64,ht=512 0.6754 0.7397 0.7397 0.05912 57305342 6
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32,ht=512 0.7776 0.8656 0.8656 0.09647 155645684 4
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=64,ht=256 0.8237 0.9245 0.9245 0.48206 305695529 1
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=128,ht=244 0.8309 0.9329 0.9329 0.48205 320733958 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32,ht=252 0.8469 0.9567 0.9567 0.91637 561768687 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=256,ht=252 0.8608 0.9737 0.9737 0.93331 623233897 1
nprobe=2048,quantizer_k_factor_rf=1,quantizer_nprobe=256,ht=250 0.8726 0.9911 0.9911 3.58988 2235161511 1
nprobe=4096,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=512 0.8766 0.9992 0.9992 5.73713 4259112137 1
`OPQ64_128,IVF262144_HNSW32,PQ64`
Index size 7407854768code_size 64
log filename: autotune.dbbigann100M.OPQ64_128_IVF262144_HNSW32_PQ64.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3245 0.3424 0.3424 0.00736 8616614 41
nprobe=1,quantizer_efSearch=4,ht=106 0.0003 0.0003 0.0003 0.00334 4321357 90
nprobe=1,quantizer_efSearch=8,ht=156 0.0012 0.0012 0.0012 0.00431 4298223 70
nprobe=1,quantizer_efSearch=4,ht=256 0.2073 0.2165 0.2165 0.00422 4321357 72
nprobe=2,quantizer_efSearch=4,ht=230 0.2649 0.2778 0.2778 0.00576 8650839 53
nprobe=2,quantizer_efSearch=8,ht=252 0.3245 0.3424 0.3424 0.00754 8616614 40
nprobe=2,quantizer_efSearch=8,ht=254 0.3248 0.3428 0.3428 0.00752 8616614 40
nprobe=4,quantizer_efSearch=4,ht=238 0.3791 0.4051 0.4051 0.00993 17319432 31
nprobe=4,quantizer_efSearch=32,ht=228 0.3956 0.4186 0.4186 0.01478 17212064 21
nprobe=4,quantizer_efSearch=32,ht=244 0.4541 0.4862 0.4862 0.01568 17212064 20
nprobe=8,quantizer_efSearch=32,ht=244 0.5622 0.6116 0.6116 0.02384 34389518 13
nprobe=8,quantizer_efSearch=128,ht=256 0.5693 0.6197 0.6197 0.04169 34364702 8
nprobe=16,quantizer_efSearch=16,ht=256 0.6549 0.7218 0.7218 0.04378 68770050 7
nprobe=16,quantizer_efSearch=32,ht=246 0.6613 0.7289 0.7289 0.04212 68662451 8
nprobe=32,quantizer_efSearch=128,ht=512 0.7507 0.8391 0.8391 0.06438 136381966 5
nprobe=64,quantizer_efSearch=32,ht=234 0.7536 0.8378 0.8378 0.12875 270939510 3
nprobe=64,quantizer_efSearch=512,ht=256 0.8060 0.9085 0.9085 0.21736 270355963 2
nprobe=128,quantizer_efSearch=64,ht=246 0.8308 0.9425 0.9425 0.27764 535199848 2
nprobe=256,quantizer_efSearch=32,ht=512 0.8343 0.9499 0.9499 0.32828 1058976370 1
nprobe=512,quantizer_efSearch=512,ht=512 0.8660 0.9921 0.9921 0.67818 2073932902 1
nprobe=4096,quantizer_efSearch=512,ht=512 0.8702 0.9988 0.9988 4.67337 15298060962 1
`OPQ64_128,IVF262144(IVF512,PQ64x4fs,RFlat),PQ64`
Index size 7347536372code_size 64
log filename: autotune.dbbigann100M.OPQ64_128_IVF262144_IVF512_PQ64x4fs_RFlat__PQ64.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3283 0.3452 0.3452 0.00806 11326969 38
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=138 0.0003 0.0003 0.0003 0.00293 4534761 103
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=164 0.0021 0.0021 0.0021 0.00300 4527232 100
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=230 0.1524 0.1584 0.1584 0.00323 4527269 93
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=230 0.1872 0.1939 0.1939 0.00363 5707821 83
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=246 0.2136 0.2226 0.2226 0.00450 7029394 67
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=1,ht=234 0.2245 0.2359 0.2359 0.00562 8885622 54
nprobe=2,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=240 0.3283 0.3452 0.3452 0.00830 11322280 37
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=256 0.3366 0.3547 0.3547 0.01035 19146753 29
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=32,ht=250 0.4577 0.4906 0.4906 0.01400 22582153 22
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=232 0.5060 0.5457 0.5457 0.01815 36057263 17
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=246 0.5617 0.6119 0.6119 0.02084 37202961 15
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4,ht=512 0.5893 0.6466 0.6466 0.02371 70254956 13
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=256 0.6654 0.7353 0.7353 0.04735 79132726 7
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=32,ht=236 0.6860 0.7605 0.7605 0.06720 144131252 5
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=242 0.7353 0.8208 0.8208 0.07561 157609415 4
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=238 0.7669 0.8586 0.8586 0.13214 275075525 3
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=256 0.8027 0.9077 0.9077 0.16519 281268180 2
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=246 0.8143 0.9217 0.9217 0.28774 540860264 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=240 0.8421 0.9575 0.9575 0.52023 1066510788 1
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=250 0.8561 0.9784 0.9784 0.54686 1066544399 1
nprobe=512,quantizer_k_factor_rf=32,quantizer_nprobe=256,ht=244 0.8603 0.9832 0.9832 1.17998 2116388004 1
nprobe=2048,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=244 0.8641 0.9892 0.9892 5.16247 8022706999 1
nprobe=4096,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=512 0.8708 1.0000 1.0000 6.25710 15672795263 1
`OPQ64_128,IVF65536_HNSW32,PQ64`
Index size 7252113072code_size 64
log filename: autotune.dbbigann100M.OPQ64_128_IVF65536_HNSW32_PQ64.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3975 0.4304 0.4304 0.01018 34254595 30
nprobe=1,quantizer_efSearch=4,ht=106 0.0003 0.0003 0.0003 0.00321 17143107 94
nprobe=1,quantizer_efSearch=4,ht=204 0.1032 0.1088 0.1088 0.00339 17143107 89
nprobe=1,quantizer_efSearch=16,ht=234 0.2726 0.2894 0.2894 0.00499 17087122 61
nprobe=2,quantizer_efSearch=4,ht=230 0.3459 0.3714 0.3714 0.00674 34347050 45
nprobe=2,quantizer_efSearch=16,ht=226 0.3588 0.3841 0.3841 0.00754 34213277 40
nprobe=2,quantizer_efSearch=16,ht=234 0.3908 0.4211 0.4211 0.00804 34213277 38
nprobe=2,quantizer_efSearch=8,ht=254 0.3976 0.4305 0.4305 0.01065 34254595 29
nprobe=4,quantizer_efSearch=32,ht=228 0.4831 0.5244 0.5244 0.01425 68257747 22
nprobe=4,quantizer_efSearch=32,ht=244 0.5265 0.5761 0.5761 0.01707 68257747 18
nprobe=8,quantizer_efSearch=64,ht=222 0.5365 0.5818 0.5818 0.02729 136293386 11
nprobe=8,quantizer_efSearch=32,ht=244 0.6475 0.7180 0.7180 0.03084 136322714 10
nprobe=8,quantizer_efSearch=128,ht=256 0.6512 0.7229 0.7229 0.04402 136284123 7
nprobe=16,quantizer_efSearch=64,ht=232 0.7047 0.7854 0.7854 0.05112 270941272 6
nprobe=16,quantizer_efSearch=32,ht=246 0.7360 0.8247 0.8247 0.05802 271040701 6
nprobe=16,quantizer_efSearch=256,ht=246 0.7373 0.8259 0.8259 0.07331 270894123 5
nprobe=32,quantizer_efSearch=32,ht=232 0.7593 0.8552 0.8552 0.09234 537271817 4
nprobe=32,quantizer_efSearch=32,ht=246 0.7913 0.8981 0.8981 0.11080 537271817 3
nprobe=32,quantizer_efSearch=128,ht=512 0.7958 0.9039 0.9039 0.12038 536909172 3
nprobe=64,quantizer_efSearch=32,ht=234 0.8028 0.9141 0.9141 0.17484 1062531488 2
nprobe=64,quantizer_efSearch=512,ht=256 0.8321 0.9544 0.9544 0.30092 1061194193 1
nprobe=128,quantizer_efSearch=64,ht=246 0.8485 0.9761 0.9761 0.40794 2090993797 1
nprobe=256,quantizer_efSearch=32,ht=512 0.8517 0.9813 0.9813 0.86554 4117669720 1
nprobe=512,quantizer_efSearch=512,ht=248 0.8627 0.9973 0.9973 1.60019 8048396809 1
nprobe=512,quantizer_efSearch=512,ht=512 0.8630 0.9986 0.9986 1.70799 8048396809 1
nprobe=4096,quantizer_efSearch=512,ht=512 0.8638 0.9999 0.9999 12.20279 58545643036 1
`PCAR128,IVF1048576_HNSW32,SQ4`
Index size 8030755285code_size 64
log filename: autotune.dbbigann100M.PCAR128_IVF1048576_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7330 0.9459 0.9479 0.17250 278471593 2
nprobe=2,quantizer_efSearch=4 0.2002 0.2273 0.2275 0.00357 2319715 84
nprobe=4,quantizer_efSearch=4 0.2663 0.3119 0.3122 0.00404 4634263 75
nprobe=4,quantizer_efSearch=8 0.3111 0.3628 0.3632 0.00533 4631233 57
nprobe=8,quantizer_efSearch=4 0.3806 0.4577 0.4585 0.00635 9269918 48
nprobe=8,quantizer_efSearch=8 0.3895 0.4691 0.4700 0.00697 9260208 44
nprobe=8,quantizer_efSearch=16 0.4131 0.4960 0.4969 0.00898 9220625 34
nprobe=16,quantizer_efSearch=4 0.4460 0.5456 0.5466 0.00871 18449813 35
nprobe=16,quantizer_efSearch=8 0.4828 0.5906 0.5920 0.01003 18420417 30
nprobe=16,quantizer_efSearch=16 0.4988 0.6103 0.6117 0.01183 18370991 26
nprobe=32,quantizer_efSearch=8 0.5398 0.6707 0.6724 0.01607 36644404 19
nprobe=32,quantizer_efSearch=16 0.5716 0.7119 0.7136 0.01766 36517455 17
nprobe=32,quantizer_efSearch=32 0.5848 0.7276 0.7293 0.02039 36391525 15
nprobe=64,quantizer_efSearch=16 0.6189 0.7786 0.7804 0.02745 72397058 11
nprobe=64,quantizer_efSearch=32 0.6421 0.8104 0.8123 0.03028 72094677 10
nprobe=128,quantizer_efSearch=32 0.6786 0.8680 0.8700 0.05387 142670158 6
nprobe=128,quantizer_efSearch=64 0.6969 0.8921 0.8940 0.06345 142091047 5
nprobe=128,quantizer_efSearch=128 0.7032 0.9002 0.9021 0.06773 141670531 5
nprobe=128,quantizer_efSearch=256 0.7041 0.9018 0.9037 0.09210 141497955 4
nprobe=256,quantizer_efSearch=64 0.7189 0.9279 0.9299 0.11044 280545992 3
nprobe=256,quantizer_efSearch=128 0.7305 0.9428 0.9448 0.11740 279322369 3
nprobe=256,quantizer_efSearch=256 0.7330 0.9457 0.9477 0.13161 278683335 3
nprobe=512,quantizer_efSearch=128 0.7443 0.9660 0.9681 0.19338 550266595 2
nprobe=512,quantizer_efSearch=256 0.7474 0.9720 0.9741 0.20499 548064893 2
nprobe=512,quantizer_efSearch=512 0.7488 0.9733 0.9754 0.25977 547093352 2
nprobe=1024,quantizer_efSearch=256 0.7546 0.9857 0.9878 0.37186 1077194233 1
nprobe=1024,quantizer_efSearch=512 0.7565 0.9878 0.9899 0.43599 1073462052 1
nprobe=2048,quantizer_efSearch=512 0.7583 0.9924 0.9946 0.72967 2104571231 1
nprobe=4096,quantizer_efSearch=512 0.7592 0.9944 0.9966 1.32051 4068447909 1
`PCAR128,IVF1048576(IVF1024,PQ64x4fs,RFlat),SQ4`
Index size 7788395545code_size 64
log filename: autotune.dbbigann100M.PCAR128_IVF1048576_IVF1024_PQ64x4fs_RFlat__SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7204 0.9256 0.9275 0.09998 326288741 4
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1188 0.1307 0.1307 0.00301 1535393 100
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1316 0.1455 0.1455 0.00307 1900471 98
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1380 0.1526 0.1526 0.00304 1895960 99
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1513 0.1679 0.1679 0.00309 2721173 98
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1675 0.1876 0.1878 0.00320 2698158 94
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1774 0.1983 0.1983 0.00321 3083785 94
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1998 0.2257 0.2260 0.00332 3059985 91
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2211 0.2495 0.2498 0.00375 3769141 81
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2631 0.3013 0.3018 0.00407 5403725 74
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2678 0.3086 0.3092 0.00414 5388731 73
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.2692 0.3100 0.3106 0.00437 5387415 69
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2955 0.3392 0.3397 0.00436 6108222 69
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.3000 0.3465 0.3472 0.00513 6092284 59
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3119 0.3581 0.3586 0.00487 7492705 62
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3257 0.3759 0.3765 0.00584 10182633 52
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3484 0.4062 0.4068 0.00599 10833420 51
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3719 0.4404 0.4414 0.00619 10756810 49
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.3813 0.4519 0.4529 0.00689 10727983 44
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4068 0.4820 0.4829 0.00692 12097986 44
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.4092 0.4841 0.4851 0.00785 12086015 39
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4229 0.4998 0.5007 0.01038 20004902 29
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.4423 0.5361 0.5372 0.01002 19985120 30
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.4466 0.5413 0.5425 0.01001 19931903 30
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4528 0.5441 0.5452 0.00970 21499563 31
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5001 0.6075 0.6086 0.01118 23962718 27
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5058 0.6154 0.6166 0.01132 23900088 27
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.5067 0.6170 0.6182 0.01270 23895009 24
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.5068 0.6172 0.6184 0.01462 23904664 21
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.5126 0.6234 0.6246 0.01677 28954480 18
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5128 0.6236 0.6248 0.01459 29103718 21
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5129 0.6244 0.6256 0.01905 38718590 16
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.5590 0.6899 0.6916 0.01960 39444035 16
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5845 0.7236 0.7253 0.01813 42023978 17
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.5860 0.7252 0.7269 0.02011 42023404 15
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5935 0.7363 0.7380 0.02270 47124217 14
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5936 0.7367 0.7384 0.02242 56979840 14
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5945 0.7379 0.7396 0.02392 57014786 13
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6172 0.7699 0.7716 0.02906 79038427 11
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6402 0.8017 0.8035 0.03068 77990308 10
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.6461 0.8081 0.8099 0.03513 77703450 9
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6534 0.8204 0.8222 0.03048 82913174 10
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6584 0.8262 0.8280 0.03250 82710586 10
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.6626 0.8314 0.8332 0.04841 92011685 7
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6665 0.8408 0.8426 0.05064 151086524 6
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.7050 0.8961 0.8980 0.05698 152940654 6
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7097 0.9030 0.9049 0.06432 162747212 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7331 0.9446 0.9466 0.10361 300786821 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7340 0.9458 0.9478 0.11310 320148098 3
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7357 0.9475 0.9495 0.12067 357927163 3
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.7361 0.9478 0.9498 0.14104 361306020 3
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.7443 0.9642 0.9662 0.19824 602232539 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7508 0.9749 0.9769 0.20658 588982658 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7512 0.9753 0.9773 0.21138 630038406 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.7585 0.9893 0.9913 0.37871 1157180644 1
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7604 0.9943 0.9963 0.73048 2144685553 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7612 0.9950 0.9971 0.72597 2180344846 1
nprobe=4096,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7614 0.9967 0.9987 1.29216 4149335228 1
nprobe=4096,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7616 0.9968 0.9988 1.37214 4145826063 1
nprobe=4096,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.7619 0.9973 0.9994 1.44494 4179003776 1
`PCAR128,IVF262144_HNSW32,SQ4`
Index size 7407791829code_size 64
log filename: autotune.dbbigann100M.PCAR128_IVF262144_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7328 0.9770 0.9799 0.34865 1054111668 1
nprobe=1,quantizer_efSearch=4 0.1875 0.2159 0.2161 0.00335 4321648 90
nprobe=1,quantizer_efSearch=8 0.2023 0.2318 0.2320 0.00415 4301411 73
nprobe=2,quantizer_efSearch=4 0.2686 0.3143 0.3150 0.00457 8659459 66
nprobe=2,quantizer_efSearch=8 0.2940 0.3430 0.3438 0.00540 8621477 56
nprobe=2,quantizer_efSearch=16 0.3019 0.3521 0.3529 0.00678 8602628 45
nprobe=4,quantizer_efSearch=4 0.3496 0.4197 0.4204 0.00714 17332734 42
nprobe=4,quantizer_efSearch=8 0.3916 0.4702 0.4710 0.00789 17272897 39
nprobe=4,quantizer_efSearch=16 0.4042 0.4862 0.4870 0.00925 17237024 33
nprobe=4,quantizer_efSearch=32 0.4080 0.4908 0.4916 0.01187 17219456 26
nprobe=8,quantizer_efSearch=4 0.4570 0.5649 0.5665 0.01349 34552242 23
nprobe=8,quantizer_efSearch=8 0.4725 0.5829 0.5845 0.01286 34521261 24
nprobe=8,quantizer_efSearch=16 0.4944 0.6100 0.6115 0.01433 34447015 21
nprobe=8,quantizer_efSearch=32 0.4991 0.6163 0.6178 0.01664 34400104 19
nprobe=8,quantizer_efSearch=64 0.4994 0.6169 0.6184 0.02136 34383353 15
nprobe=16,quantizer_efSearch=4 0.5164 0.6523 0.6543 0.02195 68990888 14
nprobe=16,quantizer_efSearch=8 0.5547 0.7006 0.7026 0.02330 68877253 13
nprobe=16,quantizer_efSearch=16 0.5682 0.7198 0.7217 0.02351 68781880 13
nprobe=16,quantizer_efSearch=32 0.5768 0.7310 0.7330 0.02631 68675023 12
nprobe=16,quantizer_efSearch=64 0.5783 0.7335 0.7355 0.03098 68630060 10
nprobe=16,quantizer_efSearch=128 0.5789 0.7344 0.7364 0.03834 68617392 8
nprobe=32,quantizer_efSearch=8 0.6029 0.7765 0.7790 0.04226 137074045 8
nprobe=32,quantizer_efSearch=32 0.6432 0.8304 0.8330 0.04455 136582896 7
nprobe=32,quantizer_efSearch=64 0.6470 0.8353 0.8379 0.04917 136446725 7
nprobe=64,quantizer_efSearch=16 0.6676 0.8712 0.8739 0.07931 271572107 4
nprobe=64,quantizer_efSearch=32 0.6829 0.8944 0.8971 0.08069 270952060 4
nprobe=64,quantizer_efSearch=128 0.6905 0.9045 0.9073 0.09277 270436943 4
nprobe=64,quantizer_efSearch=256 0.6909 0.9050 0.9078 0.10837 270357304 3
nprobe=128,quantizer_efSearch=32 0.7040 0.9310 0.9339 0.15464 536438421 2
nprobe=128,quantizer_efSearch=64 0.7131 0.9444 0.9473 0.15629 535206869 2
nprobe=128,quantizer_efSearch=128 0.7159 0.9486 0.9515 0.16423 534656938 2
nprobe=128,quantizer_efSearch=256 0.7166 0.9495 0.9524 0.17875 534417469 2
nprobe=128,quantizer_efSearch=512 0.7167 0.9497 0.9526 0.21177 534382851 2
nprobe=256,quantizer_efSearch=128 0.7315 0.9754 0.9783 0.30398 1055207945 1
nprobe=256,quantizer_efSearch=256 0.7322 0.9764 0.9793 0.31458 1054295444 1
nprobe=256,quantizer_efSearch=512 0.7328 0.9770 0.9799 0.35014 1054111668 1
nprobe=512,quantizer_efSearch=128 0.7368 0.9853 0.9883 0.57260 2078616398 1
nprobe=512,quantizer_efSearch=256 0.7383 0.9880 0.9910 0.59102 2075071707 1
nprobe=512,quantizer_efSearch=512 0.7389 0.9888 0.9918 0.65358 2073938973 1
nprobe=1024,quantizer_efSearch=256 0.7407 0.9926 0.9958 1.12969 4077278201 1
nprobe=1024,quantizer_efSearch=512 0.7414 0.9936 0.9968 1.15610 4072854091 1
nprobe=2048,quantizer_efSearch=256 0.7415 0.9935 0.9968 2.13707 7901549738 1
nprobe=2048,quantizer_efSearch=512 0.7424 0.9949 0.9982 2.20448 7987089827 1
`PCAR128,IVF262144(IVF512,PQ64x4fs,RFlat),SQ4`
Index size 7347474457code_size 64
log filename: autotune.dbbigann100M.PCAR128_IVF262144_IVF512_PQ64x4fs_RFlat__SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4996 0.6174 0.6184 0.02186 55115724 14
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1715 0.1970 0.1972 0.00308 5057081 98
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1963 0.2263 0.2265 0.00327 5019073 92
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2035 0.2337 0.2339 0.00347 5692968 87
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.2064 0.2364 0.2366 0.00400 7017951 75
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.2136 0.2498 0.2504 0.00438 8895255 69
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2318 0.2702 0.2708 0.00431 9122576 70
nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2521 0.2924 0.2930 0.00432 9417846 70
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2843 0.3329 0.3335 0.00459 9351488 66
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2975 0.3470 0.3476 0.00465 10022777 65
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2999 0.3498 0.3504 0.00496 10012644 61
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=8 0.3000 0.3499 0.3505 0.00553 10012131 55
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3044 0.3547 0.3553 0.00549 11325683 55
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3050 0.3553 0.3559 0.00643 13954044 47
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3406 0.4078 0.4084 0.00717 18245796 42
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3725 0.4469 0.4477 0.00724 18129871 42
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.3806 0.4582 0.4590 0.00737 18066974 41
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.3807 0.4583 0.4591 0.00792 18065060 38
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3993 0.4775 0.4783 0.00831 20042986 37
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4058 0.4883 0.4891 0.00830 19988903 37
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4078 0.4901 0.4909 0.00824 19974522 37
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=32 0.4090 0.4913 0.4921 0.01048 22577796 29
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.4264 0.5207 0.5218 0.01290 35860156 24
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.4534 0.5605 0.5616 0.01284 35439682 24
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4550 0.5540 0.5551 0.01322 36390357 23
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4614 0.5632 0.5643 0.01327 37607107 23
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4824 0.5934 0.5946 0.01373 36074063 22
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4971 0.6146 0.6156 0.01337 37224289 23
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4984 0.6161 0.6171 0.01359 37201185 23
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4991 0.6166 0.6176 0.01430 39801168 21
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5003 0.6182 0.6192 0.01446 39783824 21
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.5349 0.6690 0.6704 0.02233 71420934 14
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5736 0.7250 0.7265 0.02353 71756209 13
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5785 0.7333 0.7350 0.02456 74094297 13
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5789 0.7338 0.7355 0.03300 109929484 10
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.6414 0.8326 0.8346 0.04631 147411168 7
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6439 0.8370 0.8390 0.04686 147117959 7
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.6442 0.8370 0.8390 0.04796 147086928 7
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.6485 0.8427 0.8448 0.08747 274478717 4
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6773 0.8851 0.8873 0.08455 275090279 4
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6870 0.8990 0.9012 0.08592 276972107 4
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6900 0.9031 0.9053 0.08444 276481653 4
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6916 0.9061 0.9083 0.08801 281301051 4
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.6919 0.9065 0.9087 0.09797 311862601 4
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.6923 0.9069 0.9091 0.09017 291477164 4
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.7006 0.9249 0.9272 0.15912 541713734 2
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7174 0.9506 0.9530 0.16325 546716414 2
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7179 0.9510 0.9534 0.16697 556699521 2
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7183 0.9512 0.9536 0.16556 555784759 2
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.7184 0.9513 0.9537 0.17763 576131096 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.7331 0.9789 0.9815 0.32626 1075938709 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.7393 0.9907 0.9933 0.60609 2118331446 1
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.7400 0.9912 0.9938 0.63285 2096350967 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7402 0.9940 0.9966 1.14965 4094955390 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7416 0.9960 0.9986 1.17174 4097707941 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.7417 0.9961 0.9987 1.17477 4116727877 1
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.7420 0.9972 0.9998 2.27214 8026251556 1
nprobe=4096,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.7422 0.9974 1.0000 4.47912 16039467142 1
`PCAR128,IVF65536_HNSW32,SQ4`
Index size 7252050133code_size 64
log filename: autotune.dbbigann100M.PCAR128_IVF65536_HNSW32_SQ4.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7366 0.9902 0.9939 1.08577 4103290343 1
nprobe=1,quantizer_efSearch=8 0.2551 0.2971 0.2978 0.00840 17106746 36
nprobe=1,quantizer_efSearch=16 0.2602 0.3026 0.3033 0.00697 17087479 44
nprobe=1,quantizer_efSearch=32 0.2608 0.3032 0.3039 0.00790 17073804 38
nprobe=2,quantizer_efSearch=4 0.3283 0.3946 0.3958 0.01099 34332580 28
nprobe=2,quantizer_efSearch=16 0.3644 0.4373 0.4386 0.01165 34213821 26
nprobe=2,quantizer_efSearch=32 0.3653 0.4384 0.4397 0.01262 34183061 24
nprobe=2,quantizer_efSearch=64 0.3654 0.4385 0.4398 0.01490 34179026 21
nprobe=2,quantizer_efSearch=128 0.3657 0.4388 0.4401 0.01783 34176896 17
nprobe=4,quantizer_efSearch=4 0.4145 0.5111 0.5129 0.02047 68554182 15
nprobe=4,quantizer_efSearch=8 0.4563 0.5626 0.5644 0.02094 68410007 15
nprobe=4,quantizer_efSearch=32 0.4685 0.5773 0.5791 0.02167 68257698 14
nprobe=4,quantizer_efSearch=64 0.4691 0.5778 0.5796 0.02337 68245186 13
nprobe=4,quantizer_efSearch=128 0.4695 0.5782 0.5800 0.02678 68238887 12
nprobe=8,quantizer_efSearch=8 0.5456 0.6906 0.6932 0.04374 136658647 7
nprobe=8,quantizer_efSearch=16 0.5640 0.7144 0.7170 0.03931 136467500 8
nprobe=8,quantizer_efSearch=32 0.5676 0.7190 0.7216 0.03896 136322104 8
nprobe=8,quantizer_efSearch=64 0.5688 0.7202 0.7228 0.04087 136295767 8
nprobe=8,quantizer_efSearch=128 0.5690 0.7205 0.7231 0.04461 136287008 7
nprobe=16,quantizer_efSearch=8 0.6184 0.7979 0.8007 0.08045 271725630 4
nprobe=16,quantizer_efSearch=16 0.6294 0.8141 0.8169 0.07272 271373428 5
nprobe=16,quantizer_efSearch=32 0.6369 0.8243 0.8271 0.07430 271044947 5
nprobe=16,quantizer_efSearch=64 0.6377 0.8251 0.8279 0.07542 270949174 4
nprobe=16,quantizer_efSearch=128 0.6385 0.8259 0.8287 0.07885 270908940 4
nprobe=32,quantizer_efSearch=16 0.6751 0.8857 0.8888 0.14139 537926067 3
nprobe=32,quantizer_efSearch=64 0.6837 0.9000 0.9031 0.14255 537000110 3
nprobe=32,quantizer_efSearch=128 0.6845 0.9009 0.9040 0.14866 536921279 3
nprobe=64,quantizer_efSearch=16 0.7005 0.9279 0.9311 0.27434 1064285430 2
nprobe=64,quantizer_efSearch=32 0.7102 0.9447 0.9480 0.27997 1062558235 2
nprobe=64,quantizer_efSearch=128 0.7143 0.9509 0.9543 0.28229 1061316035 2
nprobe=64,quantizer_efSearch=512 0.7144 0.9510 0.9544 0.31162 1061200175 1
nprobe=128,quantizer_efSearch=128 0.7296 0.9773 0.9810 0.53872 2089659632 1
nprobe=128,quantizer_efSearch=512 0.7297 0.9773 0.9810 0.56639 2089274716 1
nprobe=256,quantizer_efSearch=64 0.7346 0.9873 0.9910 1.05087 4111678110 1
nprobe=256,quantizer_efSearch=256 0.7366 0.9901 0.9938 1.05204 4103741654 1
nprobe=512,quantizer_efSearch=128 0.7379 0.9941 0.9979 2.05558 8059702736 1
nprobe=512,quantizer_efSearch=256 0.7382 0.9946 0.9984 2.06230 8050896452 1
nprobe=512,quantizer_efSearch=512 0.7383 0.9948 0.9986 2.05642 8048389529 1
nprobe=1024,quantizer_efSearch=256 0.7388 0.9957 0.9995 3.99919 15779250894 1
nprobe=1024,quantizer_efSearch=512 0.7390 0.9960 0.9998 4.03334 15769107391 1
nprobe=2048,quantizer_efSearch=512 0.7391 0.9961 0.9999 7.81858 30904943523 1
`PCAR32,IVF1048576_HNSW32,SQfp16`
Index size 7628051541code_size 64
log filename: autotune.dbbigann100M.PCAR32_IVF1048576_HNSW32_SQfp16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2640 0.7026 0.9197 0.10291 272919057 3
nprobe=1,quantizer_efSearch=4 0.0927 0.1408 0.1416 0.00239 1144243 126
nprobe=2,quantizer_efSearch=4 0.1252 0.2122 0.2175 0.00252 2286472 120
nprobe=4,quantizer_efSearch=4 0.1506 0.2855 0.2970 0.00260 4563764 116
nprobe=8,quantizer_efSearch=4 0.1839 0.3956 0.4281 0.00324 9101084 93
nprobe=8,quantizer_efSearch=8 0.1888 0.4059 0.4405 0.00357 9098771 85
nprobe=16,quantizer_efSearch=4 0.2045 0.4671 0.5223 0.00403 18120041 75
nprobe=16,quantizer_efSearch=8 0.2172 0.4996 0.5634 0.00468 18106800 65
nprobe=16,quantizer_efSearch=16 0.2213 0.5088 0.5763 0.00568 18065669 53
nprobe=32,quantizer_efSearch=8 0.2278 0.5504 0.6481 0.00690 35897664 44
nprobe=32,quantizer_efSearch=16 0.2366 0.5760 0.6835 0.00757 35820651 40
nprobe=32,quantizer_efSearch=32 0.2391 0.5851 0.6956 0.00962 35738021 32
nprobe=64,quantizer_efSearch=16 0.2459 0.6205 0.7615 0.01129 70938617 27
nprobe=64,quantizer_efSearch=32 0.2508 0.6364 0.7861 0.01379 70725574 22
nprobe=64,quantizer_efSearch=64 0.2521 0.6427 0.7950 0.01772 70550693 17
nprobe=128,quantizer_efSearch=32 0.2568 0.6676 0.8505 0.01946 139706559 16
nprobe=128,quantizer_efSearch=64 0.2593 0.6776 0.8681 0.02478 139227277 13
nprobe=128,quantizer_efSearch=128 0.2606 0.6816 0.8731 0.03266 138956419 10
nprobe=256,quantizer_efSearch=64 0.2616 0.6948 0.9072 0.03805 274392850 8
nprobe=256,quantizer_efSearch=128 0.2637 0.7003 0.9166 0.04690 273499500 7
nprobe=256,quantizer_efSearch=256 0.2641 0.7024 0.9196 0.06271 273060110 5
nprobe=512,quantizer_efSearch=128 0.2647 0.7098 0.9438 0.07836 537829042 4
nprobe=512,quantizer_efSearch=256 0.2653 0.7125 0.9497 0.09135 536132500 4
nprobe=1024,quantizer_efSearch=256 0.2658 0.7153 0.9623 0.15975 1052251737 2
`PCAR32,IVF1048576(IVF1024,PQ16x4fs,RFlat),SQfp16`
Index size 7359746969code_size 64
log filename: autotune.dbbigann100M.PCAR32_IVF1048576_IVF1024_PQ16x4fs_RFlat__SQfp16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2633 0.6989 0.9127 0.06400 284996974 5
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0913 0.1371 0.1381 0.00235 2591962 128
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1247 0.2109 0.2155 0.00262 3739298 115
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1389 0.2466 0.2547 0.00262 6051297 115
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1407 0.2574 0.2679 0.00264 5342269 114
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1512 0.2819 0.2934 0.00277 6041112 109
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1656 0.3321 0.3540 0.00294 9928798 103
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1703 0.3356 0.3562 0.00296 10641461 102
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1871 0.3889 0.4198 0.00330 11982578 92
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1888 0.3886 0.4180 0.00340 10601843 89
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1890 0.3928 0.4225 0.00376 10583970 80
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1949 0.4165 0.4503 0.00399 11940875 76
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1955 0.4184 0.4610 0.00429 19763354 70
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2052 0.4498 0.5033 0.00463 19721998 65
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2099 0.4599 0.5180 0.00493 19674261 61
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2184 0.4958 0.5602 0.00518 21004099 58
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2240 0.5089 0.5764 0.00557 23678356 54
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.2246 0.5141 0.5824 0.00664 23633331 46
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.2252 0.5179 0.5868 0.00752 28875947 40
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2369 0.5707 0.6721 0.00795 41559870 38
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2400 0.5819 0.6893 0.00899 41482058 34
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2408 0.5858 0.6948 0.01082 46662191 28
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2411 0.5869 0.6964 0.01115 57043151 27
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2453 0.6028 0.7306 0.01255 77125636 24
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2457 0.6076 0.7380 0.01326 82219772 23
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2512 0.6268 0.7732 0.01400 76761104 22
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2517 0.6340 0.7820 0.01423 81875369 22
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2539 0.6435 0.7959 0.01808 91957657 17
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2603 0.6749 0.8630 0.02508 150838985 12
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2606 0.6767 0.8652 0.02636 160969218 12
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.2609 0.6805 0.8718 0.03507 180869073 9
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2611 0.6877 0.8943 0.04241 287755125 8
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2624 0.6963 0.9091 0.04521 285988369 7
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2631 0.6985 0.9124 0.05106 285296299 6
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.2635 0.7022 0.9179 0.05964 355492861 6
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.2640 0.7030 0.9196 0.06940 314952336 5
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2648 0.7123 0.9467 0.09009 579476566 4
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=512 0.2651 0.7124 0.9493 0.11702 700021533 3
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.2654 0.7158 0.9634 0.16345 1093640155 2
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.2655 0.7169 0.9678 0.28185 2108794670 2
`PCAR32,IVF262144_HNSW32,SQfp16`
Index size 7307077973code_size 64
log filename: autotune.dbbigann100M.PCAR32_IVF262144_HNSW32_SQfp16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2652 0.7106 0.9530 0.11644 1048167160 3
nprobe=1,quantizer_efSearch=4 0.1153 0.1951 0.2008 0.00233 4332571 129
nprobe=2,quantizer_efSearch=4 0.1485 0.2776 0.2913 0.00251 8674589 120
nprobe=2,quantizer_efSearch=8 0.1612 0.3036 0.3195 0.00276 8657343 109
nprobe=4,quantizer_efSearch=4 0.1754 0.3621 0.3927 0.00289 17341977 104
nprobe=4,quantizer_efSearch=8 0.1940 0.4035 0.4391 0.00306 17329136 98
nprobe=4,quantizer_efSearch=16 0.1971 0.4105 0.4467 0.00356 17300203 85
nprobe=8,quantizer_efSearch=8 0.2176 0.4958 0.5620 0.00399 34579875 76
nprobe=8,quantizer_efSearch=16 0.2218 0.5079 0.5766 0.00449 34532601 67
nprobe=8,quantizer_efSearch=32 0.2229 0.5124 0.5815 0.00580 34494557 52
nprobe=16,quantizer_efSearch=8 0.2352 0.5715 0.6774 0.00678 68944319 45
nprobe=16,quantizer_efSearch=16 0.2382 0.5832 0.6929 0.00919 68858024 33
nprobe=16,quantizer_efSearch=32 0.2400 0.5884 0.7007 0.00862 68770103 35
nprobe=16,quantizer_efSearch=64 0.2410 0.5897 0.7020 0.01055 68737806 29
nprobe=32,quantizer_efSearch=8 0.2435 0.6179 0.7591 0.01225 136961330 25
nprobe=32,quantizer_efSearch=16 0.2492 0.6370 0.7885 0.01201 136740598 25
nprobe=32,quantizer_efSearch=32 0.2525 0.6447 0.8014 0.01267 136530750 24
nprobe=32,quantizer_efSearch=64 0.2531 0.6475 0.8057 0.01617 136422163 19
nprobe=32,quantizer_efSearch=128 0.2537 0.6485 0.8070 0.01845 136391362 17
nprobe=64,quantizer_efSearch=16 0.2541 0.6643 0.8494 0.02254 270856691 14
nprobe=64,quantizer_efSearch=32 0.2585 0.6764 0.8705 0.02297 270342659 14
nprobe=64,quantizer_efSearch=64 0.2596 0.6809 0.8771 0.02468 270053801 13
nprobe=64,quantizer_efSearch=128 0.2601 0.6819 0.8783 0.02759 269928680 11
nprobe=128,quantizer_efSearch=32 0.2612 0.6928 0.9128 0.04229 534266928 8
nprobe=128,quantizer_efSearch=64 0.2623 0.6994 0.9242 0.04465 533151938 7
nprobe=128,quantizer_efSearch=128 0.2628 0.7000 0.9273 0.04693 532651700 7
nprobe=256,quantizer_efSearch=64 0.2640 0.7066 0.9455 0.08375 1051084723 4
nprobe=256,quantizer_efSearch=128 0.2650 0.7100 0.9518 0.08760 1049006208 4
nprobe=256,quantizer_efSearch=256 0.2652 0.7109 0.9531 0.09323 1048309899 4
nprobe=512,quantizer_efSearch=256 0.2662 0.7146 0.9659 0.17127 2059895394 2
`PCAR32,IVF262144(IVF512,PQ16x4fs,RFlat),SQfp16`
Index size 7240067737code_size 64
log filename: autotune.dbbigann100M.PCAR32_IVF262144_IVF512_PQ16x4fs_RFlat__SQfp16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2483 0.6289 0.7819 0.02301 282204189 14
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.0770 0.1248 0.1288 0.00262 5093777 115
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1208 0.2025 0.2087 0.00262 5054292 115
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1246 0.2079 0.2141 0.00262 5731535 115
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1350 0.2392 0.2504 0.00268 9493474 112
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1424 0.2657 0.2788 0.00282 9111358 107
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1563 0.2910 0.3058 0.00278 9437192 108
nprobe=2,quantizer_k_factor_rf=32,quantizer_nprobe=4 0.1592 0.2958 0.3115 0.00283 9407948 107
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1625 0.3034 0.3183 0.00298 11413093 101
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1718 0.3458 0.3746 0.00317 17896203 95
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1825 0.3736 0.4029 0.00322 18241173 94
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1885 0.3865 0.4190 0.00320 18192845 94
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1898 0.3885 0.4217 0.00320 18140429 94
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1904 0.3929 0.4248 0.00333 20170812 91
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1984 0.4103 0.4444 0.00347 20119215 87
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2077 0.4592 0.5173 0.00419 35686915 72
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2084 0.4553 0.5098 0.00404 36419978 75
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.2123 0.4688 0.5300 0.00459 35520935 66
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2182 0.4991 0.5633 0.00462 37537289 65
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2230 0.5064 0.5749 0.00484 37415429 62
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.2242 0.5103 0.5793 0.00495 37355293 61
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=32 0.2249 0.5120 0.5814 0.00568 39938551 53
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2257 0.5395 0.6306 0.00661 71214851 46
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.2291 0.5534 0.6484 0.00698 72373094 44
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2365 0.5750 0.6809 0.00681 72046936 45
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2398 0.5841 0.6942 0.00747 71852702 41
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.2414 0.5899 0.7013 0.01041 79431909 29
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2463 0.6182 0.7590 0.01218 139284556 25
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2467 0.6191 0.7596 0.01302 143328648 24
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2537 0.6439 0.7966 0.01402 147741611 22
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2541 0.6496 0.8061 0.01459 147353952 21
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.2544 0.6488 0.8058 0.01624 147209023 19
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2572 0.6715 0.8618 0.02306 274752368 14
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2579 0.6688 0.8489 0.02303 278366660 14
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.2593 0.6792 0.8722 0.02351 276843281 13
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2604 0.6811 0.8744 0.02464 281765492 13
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.2622 0.6959 0.9138 0.04465 548323579 7
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.2628 0.7039 0.9423 0.08358 1064820087 4
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2645 0.7109 0.9525 0.08754 1062451239 4
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.2649 0.7113 0.9537 0.08906 1061067488 4
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.2660 0.7145 0.9659 0.16016 2075383306 2
`PCAR32,IVF65536_HNSW32,SQfp16`
Index size 7226833749code_size 64
log filename: autotune.dbbigann100M.PCAR32_IVF65536_HNSW32_SQfp16.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1413 0.2690 0.2861 0.00474 17188388 64
nprobe=1,quantizer_efSearch=8 0.1403 0.2669 0.2839 0.00256 17206137 118
nprobe=1,quantizer_efSearch=32 0.1412 0.2687 0.2858 0.00371 17187852 81
nprobe=2,quantizer_efSearch=8 0.1782 0.3755 0.4123 0.00465 34447490 65
nprobe=2,quantizer_efSearch=16 0.1783 0.3781 0.4150 0.00433 34402391 70
nprobe=2,quantizer_efSearch=64 0.1789 0.3794 0.4163 0.00599 34380769 51
nprobe=4,quantizer_efSearch=4 0.1979 0.4438 0.5062 0.00615 69032777 49
nprobe=4,quantizer_efSearch=8 0.2093 0.4755 0.5453 0.00609 68953297 50
nprobe=4,quantizer_efSearch=16 0.2100 0.4807 0.5517 0.00656 68846102 46
nprobe=4,quantizer_efSearch=32 0.2109 0.4835 0.5544 0.00709 68807487 43
nprobe=4,quantizer_efSearch=64 0.2110 0.4839 0.5549 0.00802 68797981 38
nprobe=4,quantizer_efSearch=128 0.2111 0.4840 0.5550 0.01040 68794682 29
nprobe=8,quantizer_efSearch=8 0.2313 0.5618 0.6720 0.01092 137213048 28
nprobe=8,quantizer_efSearch=16 0.2341 0.5710 0.6847 0.01120 137035588 27
nprobe=8,quantizer_efSearch=32 0.2345 0.5744 0.6884 0.01212 136930476 25
nprobe=8,quantizer_efSearch=128 0.2346 0.5754 0.6892 0.01562 136899377 20
nprobe=16,quantizer_efSearch=4 0.2384 0.6013 0.7444 0.02022 272208369 15
nprobe=16,quantizer_efSearch=16 0.2486 0.6362 0.7921 0.02059 271818665 15
nprobe=16,quantizer_efSearch=32 0.2506 0.6431 0.8004 0.02132 271576546 15
nprobe=16,quantizer_efSearch=128 0.2507 0.6438 0.8011 0.02462 271504147 13
nprobe=32,quantizer_efSearch=32 0.2576 0.6775 0.8748 0.04390 537078249 7
nprobe=32,quantizer_efSearch=128 0.2580 0.6801 0.8775 0.04433 536774534 7
nprobe=32,quantizer_efSearch=256 0.2581 0.6802 0.8776 0.05101 536756893 6
nprobe=64,quantizer_efSearch=16 0.2590 0.6877 0.9079 0.08028 1061427705 4
nprobe=64,quantizer_efSearch=64 0.2613 0.6986 0.9258 0.07727 1059029705 4
nprobe=64,quantizer_efSearch=128 0.2615 0.6995 0.9271 0.08132 1058695823 4
nprobe=64,quantizer_efSearch=256 0.2616 0.6996 0.9273 0.08782 1058647413 4
nprobe=128,quantizer_efSearch=32 0.2634 0.7051 0.9452 0.14771 2086682210 3
nprobe=128,quantizer_efSearch=64 0.2637 0.7078 0.9523 0.14585 2083290166 3
nprobe=128,quantizer_efSearch=256 0.2638 0.7086 0.9536 0.15702 2081657722 2
nprobe=256,quantizer_efSearch=64 0.2641 0.7116 0.9643 0.28143 4088842402 2
nprobe=256,quantizer_efSearch=128 0.2644 0.7127 0.9668 0.28321 4082602162 2
nprobe=256,quantizer_efSearch=256 0.2645 0.7129 0.9673 0.29768 4080894561 2
nprobe=512,quantizer_efSearch=256 0.2646 0.7132 0.9707 0.55011 7990898225 1
`PCAR64,IVF1048576_HNSW32,SQ8`
Index size 7762286293code_size 64
log filename: autotune.dbbigann100M.PCAR64_IVF1048576_HNSW32_SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5920 0.9405 0.9481 0.12906 277580022 3
nprobe=2,quantizer_efSearch=4 0.1932 0.2286 0.2286 0.00299 2315383 101
nprobe=4,quantizer_efSearch=4 0.2544 0.3143 0.3143 0.00313 4627932 96
nprobe=4,quantizer_efSearch=8 0.2910 0.3595 0.3595 0.00397 4618361 76
nprobe=8,quantizer_efSearch=4 0.3469 0.4540 0.4541 0.00443 9243146 68
nprobe=8,quantizer_efSearch=8 0.3578 0.4701 0.4703 0.00477 9233433 63
nprobe=8,quantizer_efSearch=16 0.3732 0.4928 0.4930 0.00591 9191335 51
nprobe=16,quantizer_efSearch=4 0.3977 0.5430 0.5435 0.00565 18392524 54
nprobe=16,quantizer_efSearch=8 0.4227 0.5879 0.5887 0.00665 18370813 46
nprobe=16,quantizer_efSearch=16 0.4362 0.6064 0.6073 0.00802 18330609 38
nprobe=32,quantizer_efSearch=8 0.4635 0.6690 0.6708 0.01043 36499941 29
nprobe=32,quantizer_efSearch=16 0.4842 0.7050 0.7069 0.01120 36397649 27
nprobe=32,quantizer_efSearch=32 0.4942 0.7215 0.7234 0.01288 36273157 24
nprobe=64,quantizer_efSearch=16 0.5169 0.7759 0.7792 0.01602 72160775 19
nprobe=64,quantizer_efSearch=32 0.5327 0.8056 0.8088 0.01833 71875115 17
nprobe=64,quantizer_efSearch=64 0.5377 0.8176 0.8209 0.02475 71652045 13
nprobe=128,quantizer_efSearch=32 0.5566 0.8603 0.8652 0.02978 142190548 11
nprobe=128,quantizer_efSearch=64 0.5691 0.8848 0.8905 0.03940 141583530 8
nprobe=128,quantizer_efSearch=128 0.5734 0.8924 0.8981 0.04226 141225219 8
nprobe=128,quantizer_efSearch=256 0.5750 0.8951 0.9007 0.05932 141079208 6
nprobe=256,quantizer_efSearch=64 0.5829 0.9214 0.9289 0.05832 279460575 6
nprobe=256,quantizer_efSearch=128 0.5899 0.9359 0.9434 0.06288 278361232 5
nprobe=256,quantizer_efSearch=256 0.5920 0.9400 0.9476 0.08230 277776690 4
nprobe=512,quantizer_efSearch=128 0.5960 0.9577 0.9664 0.11306 548054817 3
nprobe=512,quantizer_efSearch=256 0.5993 0.9639 0.9727 0.13223 546056119 3
nprobe=512,quantizer_efSearch=512 0.5994 0.9648 0.9736 0.16570 545140744 2
nprobe=1024,quantizer_efSearch=256 0.6022 0.9775 0.9868 0.24111 1072655669 2
nprobe=1024,quantizer_efSearch=512 0.6026 0.9790 0.9886 0.29030 1069048387 2
nprobe=2048,quantizer_efSearch=256 0.6033 0.9811 0.9909 0.39298 2087246751 1
nprobe=2048,quantizer_efSearch=512 0.6037 0.9841 0.9944 0.44817 2094986905 1
nprobe=4096,quantizer_efSearch=512 0.6041 0.9856 0.9963 0.79365 4041554584 1
`PCAR64,IVF1048576(IVF1024,PQ32x4fs,RFlat),SQ8`
Index size 7502621977code_size 64
log filename: autotune.dbbigann100M.PCAR64_IVF1048576_IVF1024_PQ32x4fs_RFlat__SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2922 0.3671 0.3675 0.00371 10808866 81
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1356 0.1540 0.1540 0.00244 1891785 123
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1392 0.1575 0.1575 0.00247 2603642 122
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1602 0.1854 0.1855 0.00248 2699029 121
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.1634 0.1895 0.1896 0.00260 2696893 116
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1884 0.2211 0.2211 0.00266 3060989 113
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1954 0.2347 0.2348 0.00268 5040784 112
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.2104 0.2546 0.2546 0.00263 5422019 115
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2375 0.2885 0.2886 0.00277 5404298 109
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2514 0.3078 0.3079 0.00278 5392679 108
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2567 0.3151 0.3152 0.00290 6109503 104
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2729 0.3373 0.3373 0.00308 6092389 98
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.2797 0.3447 0.3447 0.00340 6078262 89
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2922 0.3671 0.3675 0.00373 10807676 81
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2976 0.3680 0.3680 0.00391 7446604 77
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.3024 0.3892 0.3893 0.00386 10030323 78
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3249 0.4209 0.4212 0.00382 10754330 79
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3646 0.4779 0.4780 0.00423 12068912 71
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.3704 0.4865 0.4867 0.00540 12042715 56
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3714 0.4912 0.4913 0.00628 20069550 48
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3806 0.5035 0.5040 0.00611 21441926 50
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4251 0.5847 0.5853 0.00653 23941473 46
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.4326 0.5967 0.5974 0.00709 21219358 43
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4389 0.6076 0.6083 0.00751 23910241 40
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.4430 0.6158 0.6167 0.00815 23881795 37
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4446 0.6189 0.6197 0.00892 29145537 34
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4712 0.6703 0.6716 0.01033 39499045 30
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4947 0.7192 0.7210 0.01142 41980374 27
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.4985 0.7277 0.7296 0.01277 47172510 24
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4989 0.7304 0.7324 0.01355 47151873 23
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.4990 0.7287 0.7307 0.01534 57549484 20
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5020 0.7361 0.7378 0.01637 78714307 19
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5284 0.7911 0.7938 0.01827 77855067 17
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5327 0.8023 0.8052 0.01965 82958851 16
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5384 0.8164 0.8195 0.02096 82738588 15
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5417 0.8236 0.8269 0.02487 92939700 13
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5421 0.8242 0.8275 0.03084 92720941 10
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5682 0.8868 0.8918 0.03590 152721686 9
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5709 0.8934 0.8985 0.03703 162742114 9
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.5728 0.8961 0.9014 0.04591 182881558 7
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.5731 0.8963 0.9016 0.05214 223615867 6
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5803 0.9201 0.9268 0.06002 291168463 6
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5848 0.9305 0.9374 0.06021 300849157 5
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5855 0.9293 0.9360 0.06166 290072187 5
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5857 0.9295 0.9363 0.07170 290025971 5
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5897 0.9394 0.9465 0.07269 359502966 5
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.5903 0.9414 0.9485 0.08859 360334007 4
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5915 0.9481 0.9558 0.10001 561493068 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5981 0.9660 0.9745 0.13078 587932930 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5985 0.9662 0.9747 0.13560 627428244 3
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.6016 0.9799 0.9889 0.22126 1154782054 2
nprobe=2048,quantizer_k_factor_rf=1,quantizer_nprobe=256 0.6018 0.9822 0.9914 0.36092 2226590448 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.6024 0.9870 0.9968 0.41139 2171925703 1
nprobe=4096,quantizer_k_factor_rf=1,quantizer_nprobe=512 0.6025 0.9867 0.9965 0.67601 4352520793 1
nprobe=4096,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.6031 0.9890 0.9995 0.78071 4161036976 1
`PCAR64,IVF262144_HNSW32,SQ8`
Index size 7340649429code_size 64
log filename: autotune.dbbigann100M.PCAR64_IVF262144_HNSW32_SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.6011 0.9707 0.9800 0.18534 1055139019 2
nprobe=1,quantizer_efSearch=4 0.1837 0.2170 0.2170 0.00244 4334590 123
nprobe=2,quantizer_efSearch=4 0.2552 0.3160 0.3161 0.00276 8686264 109
nprobe=2,quantizer_efSearch=8 0.2773 0.3424 0.3425 0.00320 8654188 94
nprobe=4,quantizer_efSearch=4 0.3222 0.4203 0.4206 0.00394 17361561 77
nprobe=4,quantizer_efSearch=16 0.3668 0.4806 0.4809 0.00526 17286696 58
nprobe=8,quantizer_efSearch=8 0.4266 0.5900 0.5907 0.00678 34577342 45
nprobe=8,quantizer_efSearch=16 0.4409 0.6134 0.6141 0.00752 34498532 40
nprobe=8,quantizer_efSearch=32 0.4459 0.6199 0.6206 0.00889 34447773 34
nprobe=16,quantizer_efSearch=8 0.4855 0.7021 0.7036 0.01174 69049711 26
nprobe=16,quantizer_efSearch=16 0.4972 0.7234 0.7250 0.01213 68938391 25
nprobe=16,quantizer_efSearch=32 0.5027 0.7321 0.7341 0.01352 68835505 23
nprobe=16,quantizer_efSearch=64 0.5054 0.7357 0.7377 0.01628 68796565 19
nprobe=32,quantizer_efSearch=8 0.5164 0.7751 0.7775 0.03350 137374992 9
nprobe=32,quantizer_efSearch=16 0.5405 0.8170 0.8196 0.02184 137127417 14
nprobe=32,quantizer_efSearch=32 0.5468 0.8285 0.8317 0.02235 136909830 14
nprobe=32,quantizer_efSearch=64 0.5490 0.8322 0.8355 0.02546 136791450 12
nprobe=32,quantizer_efSearch=128 0.5494 0.8328 0.8361 0.03033 136733982 10
nprobe=32,quantizer_efSearch=256 0.5498 0.8333 0.8366 0.04024 136723473 8
nprobe=64,quantizer_efSearch=32 0.5727 0.8928 0.8981 0.04337 271486633 7
nprobe=64,quantizer_efSearch=64 0.5765 0.9002 0.9058 0.04272 271111784 8
nprobe=64,quantizer_efSearch=256 0.5770 0.9015 0.9071 0.05800 270914940 6
nprobe=128,quantizer_efSearch=32 0.5854 0.9285 0.9357 0.07581 537243800 4
nprobe=128,quantizer_efSearch=64 0.5906 0.9402 0.9480 0.07775 536111861 4
nprobe=128,quantizer_efSearch=128 0.5913 0.9440 0.9517 0.08441 535523288 4
nprobe=128,quantizer_efSearch=256 0.5920 0.9449 0.9526 0.09657 535354694 4
nprobe=256,quantizer_efSearch=64 0.5981 0.9624 0.9714 0.14503 1058238599 3
nprobe=256,quantizer_efSearch=128 0.5999 0.9692 0.9784 0.15084 1056096238 2
nprobe=256,quantizer_efSearch=256 0.6009 0.9703 0.9796 0.16045 1055319733 2
nprobe=256,quantizer_efSearch=512 0.6011 0.9707 0.9800 0.18787 1055139019 2
nprobe=512,quantizer_efSearch=128 0.6028 0.9794 0.9893 0.28471 2079283942 2
nprobe=512,quantizer_efSearch=256 0.6043 0.9812 0.9914 0.29831 2075820868 2
nprobe=1024,quantizer_efSearch=256 0.6055 0.9858 0.9962 0.55580 4076584214 1
nprobe=2048,quantizer_efSearch=256 0.6058 0.9869 0.9975 1.04139 7886774157 1
`PCAR64,IVF262144(IVF512,PQ32x4fs,RFlat),SQ8`
Index size 7275871001code_size 64
log filename: autotune.dbbigann100M.PCAR64_IVF262144_IVF512_PQ32x4fs_RFlat__SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5558 0.8496 0.8538 0.04095 281921011 8
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1469 0.1723 0.1723 0.00254 4545267 119
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.1941 0.2276 0.2276 0.00263 5026754 115
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.1996 0.2343 0.2343 0.00274 5700486 110
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2604 0.3185 0.3185 0.00299 10088521 101
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2770 0.3397 0.3397 0.00300 10057352 100
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.2835 0.3482 0.3482 0.00345 11357193 87
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2849 0.3494 0.3494 0.00418 13981146 72
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3358 0.4318 0.4320 0.00418 18175218 72
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.3480 0.4507 0.4509 0.00473 18109301 64
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.3681 0.4797 0.4799 0.00496 20035582 61
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3682 0.4793 0.4795 0.00532 22661328 57
nprobe=4,quantizer_k_factor_rf=32,quantizer_nprobe=32 0.3704 0.4842 0.4844 0.00625 22632132 48
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.3862 0.5165 0.5168 0.00664 36489922 46
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.4130 0.5590 0.5594 0.00688 35532289 44
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4228 0.5795 0.5800 0.00716 36216462 42
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4474 0.6210 0.6216 0.00827 39846552 37
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4593 0.6491 0.6501 0.01199 72632860 26
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4958 0.7097 0.7113 0.01215 72042505 25
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.4979 0.7147 0.7163 0.01272 74555980 24
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5050 0.7314 0.7334 0.01303 74358046 24
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5058 0.7330 0.7350 0.01406 79495812 22
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5071 0.7366 0.7387 0.01557 79393085 20
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.5205 0.7735 0.7767 0.02203 139709160 14
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.5247 0.7835 0.7867 0.02292 139339299 14
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5449 0.8197 0.8235 0.02250 142898668 14
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5457 0.8210 0.8247 0.02357 147925354 13
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5490 0.8323 0.8360 0.02388 147568870 13
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5504 0.8323 0.8360 0.02419 142395827 13
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5511 0.8336 0.8374 0.02653 147447032 12
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=64 0.5512 0.8337 0.8375 0.02935 147415101 11
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5520 0.8389 0.8429 0.04097 280127840 8
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.5558 0.8496 0.8538 0.04127 281921011 8
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5714 0.8875 0.8938 0.04084 278005151 8
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5753 0.8970 0.9032 0.04150 277158308 8
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5775 0.9005 0.9067 0.04295 282021379 7
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5779 0.9011 0.9073 0.04493 281818590 7
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.5782 0.9015 0.9077 0.04977 292012845 7
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5796 0.9156 0.9229 0.07712 543291749 4
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5895 0.9402 0.9486 0.07899 548487113 4
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5915 0.9445 0.9524 0.08063 546990417 4
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5927 0.9453 0.9533 0.08839 546756193 4
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5992 0.9638 0.9733 0.14790 1065067085 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.5998 0.9678 0.9771 0.15793 1099743395 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.6020 0.9708 0.9803 0.15182 1067852705 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.6021 0.9711 0.9807 0.16134 1067608140 2
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.6060 0.9829 0.9933 0.30219 2117447586 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.6069 0.9864 0.9969 0.53798 4097388386 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=256 0.6070 0.9875 0.9981 0.53964 4120512571 1
nprobe=1024,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.6071 0.9875 0.9982 0.61307 4094476494 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.6073 0.9888 0.9998 1.06475 8017184495 1
`PCAR64,IVF65536_HNSW32,SQ8`
Index size 7235239381code_size 64
log filename: autotune.dbbigann100M.PCAR64_IVF65536_HNSW32_SQ8.c.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2425 0.3043 0.3044 0.00632 17089156 48
nprobe=1,quantizer_efSearch=8 0.2398 0.3008 0.3009 0.00401 17124957 75
nprobe=1,quantizer_efSearch=16 0.2416 0.3032 0.3033 0.00442 17099670 68
nprobe=1,quantizer_efSearch=32 0.2422 0.3040 0.3041 0.00507 17091164 60
nprobe=1,quantizer_efSearch=64 0.2425 0.3043 0.3044 0.00638 17089156 48
nprobe=2,quantizer_efSearch=8 0.3271 0.4318 0.4320 0.00668 34301029 45
nprobe=2,quantizer_efSearch=16 0.3309 0.4371 0.4373 0.00696 34252543 44
nprobe=4,quantizer_efSearch=4 0.3761 0.5158 0.5166 0.01130 68772144 27
nprobe=4,quantizer_efSearch=8 0.4054 0.5622 0.5634 0.01160 68655487 26
nprobe=4,quantizer_efSearch=32 0.4131 0.5748 0.5759 0.01318 68497885 23
nprobe=4,quantizer_efSearch=64 0.4138 0.5756 0.5767 0.01376 68479117 22
nprobe=4,quantizer_efSearch=128 0.4139 0.5757 0.5768 0.01643 68475355 19
nprobe=8,quantizer_efSearch=4 0.4660 0.6752 0.6770 0.02140 137175732 15
nprobe=8,quantizer_efSearch=64 0.4881 0.7162 0.7181 0.02349 136707561 13
nprobe=8,quantizer_efSearch=128 0.4882 0.7163 0.7182 0.02610 136694216 12
nprobe=16,quantizer_efSearch=4 0.5083 0.7578 0.7610 0.04025 272606011 8
nprobe=16,quantizer_efSearch=8 0.5288 0.7990 0.8027 0.04026 272338813 8
nprobe=16,quantizer_efSearch=16 0.5353 0.8123 0.8163 0.04060 272021886 8
nprobe=16,quantizer_efSearch=32 0.5399 0.8195 0.8235 0.04102 271718174 8
nprobe=16,quantizer_efSearch=128 0.5418 0.8212 0.8253 0.04513 271587944 7
nprobe=16,quantizer_efSearch=512 0.5419 0.8213 0.8254 0.07173 271579543 5
nprobe=32,quantizer_efSearch=8 0.5513 0.8563 0.8618 0.07740 539962227 4
nprobe=32,quantizer_efSearch=16 0.5679 0.8844 0.8904 0.07755 539120060 4
nprobe=32,quantizer_efSearch=32 0.5711 0.8932 0.8993 0.07835 538414918 4
nprobe=32,quantizer_efSearch=64 0.5731 0.8961 0.9022 0.07954 538166236 4
nprobe=32,quantizer_efSearch=128 0.5739 0.8972 0.9033 0.08244 538082119 4
nprobe=64,quantizer_efSearch=32 0.5891 0.9404 0.9486 0.14723 1063880623 3
nprobe=64,quantizer_efSearch=128 0.5922 0.9462 0.9543 0.15091 1062632335 2
nprobe=64,quantizer_efSearch=256 0.5924 0.9464 0.9545 0.15842 1062555755 2
nprobe=128,quantizer_efSearch=128 0.6008 0.9715 0.9806 0.29220 2091079170 2
nprobe=128,quantizer_efSearch=512 0.6012 0.9720 0.9811 0.31616 2090753683 1
nprobe=256,quantizer_efSearch=64 0.6027 0.9792 0.9892 0.54785 4112711894 1
nprobe=256,quantizer_efSearch=128 0.6042 0.9829 0.9930 0.54912 4106451595 1
nprobe=256,quantizer_efSearch=256 0.6045 0.9836 0.9937 0.55068 4104582788 1
nprobe=512,quantizer_efSearch=128 0.6052 0.9867 0.9970 1.05843 8056629365 1
nprobe=512,quantizer_efSearch=256 0.6057 0.9880 0.9984 1.07284 8047119145 1
nprobe=1024,quantizer_efSearch=256 0.6058 0.9890 0.9995 2.05673 15765199261 1
Faiss building blocks: clustering, PCA, quantization
Index IO, cloning and hyper parameter tuning
Threads and asynchronous calls
Inverted list objects and scanners
Indexes that do not fit in RAM
Brute force search without an index
Fast accumulation of PQ and AQ codes (FastScan)
Setting search parameters for one query
Binary hashing index benchmark