bench_all_ivf_logs bigann1B
Matthijs Douze edited this page Mar 13, 2021
·
1 revision
`OPQ16_64,IVF1048576_HNSW32,PQ16x4fsr`
Index size 16700657356code_size 8
log filename: autotune.dbbigann1B.OPQ16_64_IVF1048576_HNSW32_PQ16x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1433 0.3886 0.5524 0.01126 91583985 27
nprobe=1,quantizer_efSearch=4 0.0750 0.1606 0.1885 0.00245 11603106 123
nprobe=2,quantizer_efSearch=4 0.0924 0.2169 0.2731 0.00287 23173417 105
nprobe=4,quantizer_efSearch=4 0.1074 0.2679 0.3601 0.00354 46272432 85
nprobe=4,quantizer_efSearch=8 0.1244 0.3152 0.4194 0.00465 46139905 65
nprobe=8,quantizer_efSearch=4 0.1310 0.3495 0.4951 0.00543 92386569 56
nprobe=8,quantizer_efSearch=8 0.1353 0.3632 0.5156 0.00590 92280392 51
nprobe=16,quantizer_efSearch=4 0.1356 0.3808 0.5699 0.00769 183900262 40
nprobe=8,quantizer_efSearch=16 0.1410 0.3834 0.5460 0.00792 91886022 38
nprobe=16,quantizer_efSearch=8 0.1442 0.4096 0.6205 0.00868 183593506 35
nprobe=16,quantizer_efSearch=16 0.1481 0.4248 0.6463 0.01006 183121724 30
nprobe=16,quantizer_efSearch=32 0.1534 0.4345 0.6618 0.01368 182478997 22
nprobe=32,quantizer_efSearch=32 0.1566 0.4595 0.7348 0.01744 362614188 18
nprobe=32,quantizer_efSearch=64 0.1584 0.4651 0.7436 0.02403 361660982 13
nprobe=64,quantizer_efSearch=32 0.1600 0.4746 0.7871 0.02973 718334845 11
nprobe=64,quantizer_efSearch=64 0.1611 0.4799 0.7992 0.03390 716078174 9
nprobe=128,quantizer_efSearch=128 0.1630 0.4852 0.8330 0.06475 1411187953 5
`OPQ16_64,IVF4194304_HNSW32,PQ16x4fsr`
Index size 18804815820code_size 8
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_HNSW32_PQ16x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1627 0.4918 0.7946 0.08004 756844152 4
nprobe=2,quantizer_efSearch=4 0.0783 0.1684 0.1985 0.00310 6268900 97
nprobe=4,quantizer_efSearch=4 0.0930 0.2177 0.2687 0.00362 12520986 83
nprobe=4,quantizer_efSearch=8 0.1099 0.2638 0.3241 0.00491 12531705 62
nprobe=8,quantizer_efSearch=4 0.1194 0.3109 0.4075 0.00531 25012935 57
nprobe=8,quantizer_efSearch=8 0.1234 0.3217 0.4224 0.00579 25002093 52
nprobe=8,quantizer_efSearch=16 0.1318 0.3486 0.4588 0.00807 24862175 38
nprobe=16,quantizer_efSearch=8 0.1389 0.3853 0.5328 0.00820 49652096 37
nprobe=16,quantizer_efSearch=16 0.1440 0.4030 0.5615 0.00967 49498977 32
nprobe=16,quantizer_efSearch=32 0.1479 0.4176 0.5839 0.01386 49213156 22
nprobe=32,quantizer_efSearch=16 0.1518 0.4408 0.6483 0.01337 98298913 23
nprobe=32,quantizer_efSearch=32 0.1557 0.4548 0.6720 0.01683 97847310 18
nprobe=32,quantizer_efSearch=64 0.1573 0.4623 0.6835 0.02780 97453920 11
nprobe=64,quantizer_efSearch=32 0.1601 0.4780 0.7396 0.02920 194011823 11
nprobe=64,quantizer_efSearch=64 0.1616 0.4870 0.7554 0.04029 193057255 8
nprobe=128,quantizer_efSearch=64 0.1618 0.5008 0.8053 0.05497 381681818 6
nprobe=128,quantizer_efSearch=128 0.1621 0.5041 0.8143 0.07595 379930017 4
nprobe=256,quantizer_efSearch=32 0.1627 0.4918 0.7946 0.09798 756844152 4
nprobe=256,quantizer_efSearch=64 0.1646 0.5062 0.8273 0.09193 753791303 4
nprobe=512,quantizer_efSearch=128 0.1648 0.5115 0.8557 0.18726 1476185825 2
`OPQ16_64,IVF4194304(IVF1024,PQ32x4fs,RFlat),PQ16x4fs`
Index size 17764992016code_size 8
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_IVF1024_PQ32x4fs_RFlat__PQ16x4fs.a.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.0336 0.1049 0.1906 0.00213 9135271 141
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.0249 0.0691 0.1103 0.00148 4562657 204
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.0258 0.0724 0.1154 0.00151 4557456 200
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0269 0.0820 0.1464 0.00165 7692332 182
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0285 0.0828 0.1296 0.00180 6000236 167
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.0299 0.0866 0.1366 0.00184 5990750 163
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0336 0.1049 0.1906 0.00205 9137711 147
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0349 0.1247 0.2478 0.00266 15361261 113
nprobe=2,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.0377 0.1185 0.2146 0.00301 11893826 100
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4 0.0406 0.1411 0.2847 0.00447 18097962 68
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.0411 0.1509 0.3635 0.00583 55199651 52
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.0432 0.1765 0.4525 0.05025 422753054 6
`OPQ16_64,IVF4194304(IVF1024,PQ32x4fs,RFlat),PQ16x4fsr`
Index size 17764565008code_size 8
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_IVF1024_PQ32x4fs_RFlat__PQ16x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1448 0.3845 0.5291 0.02907 54886352 11
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0454 0.0859 0.0941 0.00370 4555972 82
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.0697 0.1448 0.1648 0.00476 7670485 64
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.0851 0.1825 0.2096 0.00725 9146699 42
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.0884 0.2012 0.2434 0.00823 13850108 37
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1010 0.2292 0.2745 0.00902 15377772 34
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1042 0.2423 0.2935 0.00957 15361269 32
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1050 0.2456 0.2984 0.01104 15357119 28
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1099 0.2547 0.3041 0.01340 18115343 23
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1126 0.2678 0.3245 0.01401 18104509 22
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.1177 0.2833 0.3510 0.01644 30454401 19
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1217 0.3003 0.3849 0.01829 27694023 17
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.1333 0.3347 0.4317 0.01909 30448932 16
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1345 0.3389 0.4384 0.02118 30467520 15
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.1448 0.3845 0.5291 0.02935 54922925 11
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.1451 0.3880 0.5359 0.03128 60355877 10
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.1501 0.4079 0.5659 0.03678 60241507 9
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1520 0.4155 0.5777 0.03905 70942186 8
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.1526 0.4211 0.5853 0.04105 70901689 8
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.1560 0.4412 0.6474 0.04767 108847617 7
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1580 0.4481 0.6569 0.05183 139229662 6
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.1604 0.4615 0.6854 0.06108 180112600 5
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1626 0.4803 0.7456 0.07001 233866866 5
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.1627 0.4758 0.7359 0.06592 215086308 5
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.1647 0.4862 0.7608 0.07636 274665077 4
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.1653 0.4870 0.7636 0.08096 234012632 4
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.1659 0.4880 0.7652 0.10132 357324710 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.1664 0.4966 0.8025 0.11215 422263378 3
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.1672 0.4944 0.7967 0.11786 402272771 3
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.1684 0.5025 0.8170 0.17972 462584270 2
`OPQ8_64,IVF1048576_HNSW32,PQ8`
Index size 16562284464code_size 8
log filename: autotune.dbbigann1B.OPQ8_64_IVF1048576_HNSW32_PQ8.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1310 0.3381 0.4250 0.01086 45914493 28
nprobe=1,quantizer_efSearch=4,ht=6 0.0014 0.0023 0.0031 0.00305 11580467 99
nprobe=1,quantizer_efSearch=4,ht=12 0.0070 0.0109 0.0133 0.00301 11580467 100
nprobe=1,quantizer_efSearch=4,ht=18 0.0293 0.0437 0.0494 0.00310 11580467 97
nprobe=1,quantizer_efSearch=4,ht=20 0.0415 0.0647 0.0715 0.00319 11580467 94
nprobe=1,quantizer_efSearch=8,ht=20 0.0469 0.0715 0.0785 0.00404 11541874 75
nprobe=1,quantizer_efSearch=8,ht=24 0.0751 0.1299 0.1413 0.00427 11541874 71
nprobe=1,quantizer_efSearch=4,ht=32 0.0785 0.1612 0.1842 0.00417 11580467 72
nprobe=2,quantizer_efSearch=4,ht=26 0.0878 0.1933 0.2209 0.00439 23122298 69
nprobe=4,quantizer_efSearch=4,ht=26 0.1032 0.2460 0.2955 0.00650 46197231 47
nprobe=4,quantizer_efSearch=8,ht=30 0.1264 0.3242 0.4087 0.00889 46123327 34
nprobe=4,quantizer_efSearch=8,ht=32 0.1270 0.3282 0.4181 0.00959 46123327 32
nprobe=4,quantizer_efSearch=16,ht=28 0.1281 0.3263 0.4015 0.01006 45914493 30
nprobe=8,quantizer_efSearch=4,ht=64 0.1363 0.3706 0.5021 0.01092 92370720 28
nprobe=8,quantizer_efSearch=16,ht=64 0.1461 0.4084 0.5538 0.01327 91900110 23
nprobe=8,quantizer_efSearch=64,ht=32 0.1486 0.4138 0.5574 0.02672 91405095 12
nprobe=16,quantizer_efSearch=16,ht=32 0.1530 0.4513 0.6480 0.02791 183161790 11
nprobe=16,quantizer_efSearch=32,ht=28 0.1537 0.4484 0.6193 0.02637 182543724 12
nprobe=16,quantizer_efSearch=32,ht=32 0.1560 0.4625 0.6631 0.03121 182543724 10
nprobe=32,quantizer_efSearch=64,ht=64 0.1640 0.5015 0.7596 0.04328 361605021 7
nprobe=64,quantizer_efSearch=32,ht=64 0.1647 0.5139 0.8042 0.06600 718311663 5
nprobe=64,quantizer_efSearch=64,ht=30 0.1663 0.5165 0.7962 0.08771 715952776 4
nprobe=64,quantizer_efSearch=256,ht=32 0.1665 0.5204 0.8135 0.12671 714374476 3
nprobe=128,quantizer_efSearch=128,ht=30 0.1686 0.5261 0.8335 0.15048 1410854778 2
`OPQ8_64,IVF4194304_HNSW32,PQ8`
Index size 18248830384code_size 8
log filename: autotune.dbbigann1B.OPQ8_64_IVF4194304_HNSW32_PQ8.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1728 0.4987 0.6983 0.07607 97081392 4
nprobe=1,quantizer_efSearch=4,ht=12 0.0025 0.0050 0.0066 0.00364 3130659 83
nprobe=1,quantizer_efSearch=4,ht=20 0.0265 0.0400 0.0440 0.00354 3130659 85
nprobe=1,quantizer_efSearch=4,ht=32 0.0613 0.1179 0.1291 0.00412 3130659 73
nprobe=2,quantizer_efSearch=4,ht=26 0.0764 0.1428 0.1555 0.00454 6258662 67
nprobe=2,quantizer_efSearch=4,ht=28 0.0803 0.1621 0.1781 0.00470 6258662 64
nprobe=2,quantizer_efSearch=4,ht=30 0.0832 0.1724 0.1910 0.00490 6258662 62
nprobe=2,quantizer_efSearch=8,ht=26 0.0880 0.1653 0.1790 0.00558 6257062 54
nprobe=4,quantizer_efSearch=4,ht=26 0.0931 0.1852 0.2082 0.00607 12512880 50
nprobe=2,quantizer_efSearch=8,ht=30 0.0954 0.2001 0.2219 0.00595 6257062 51
nprobe=2,quantizer_efSearch=8,ht=32 0.0963 0.2068 0.2305 0.00613 6257062 49
nprobe=4,quantizer_efSearch=8,ht=24 0.0985 0.1810 0.1995 0.00707 12518544 43
nprobe=4,quantizer_efSearch=8,ht=26 0.1099 0.2236 0.2493 0.00729 12518544 42
nprobe=4,quantizer_efSearch=8,ht=30 0.1168 0.2675 0.3095 0.00782 12518544 39
nprobe=4,quantizer_efSearch=8,ht=32 0.1175 0.2743 0.3222 0.00806 12518544 38
nprobe=8,quantizer_efSearch=4,ht=64 0.1329 0.3329 0.4125 0.00805 25000342 38
nprobe=8,quantizer_efSearch=16,ht=64 0.1458 0.3704 0.4608 0.01087 24817587 28
nprobe=8,quantizer_efSearch=32,ht=32 0.1473 0.3753 0.4647 0.01822 24706846 17
nprobe=16,quantizer_efSearch=16,ht=26 0.1493 0.3643 0.4355 0.01956 49480022 16
nprobe=16,quantizer_efSearch=8,ht=32 0.1535 0.4112 0.5358 0.01983 49629640 16
nprobe=32,quantizer_efSearch=8,ht=64 0.1584 0.4432 0.6109 0.02060 98639256 15
nprobe=16,quantizer_efSearch=32,ht=32 0.1611 0.4440 0.5807 0.02560 49210483 12
nprobe=32,quantizer_efSearch=64,ht=64 0.1723 0.4956 0.6940 0.03392 97400734 9
nprobe=64,quantizer_efSearch=32,ht=64 0.1746 0.5165 0.7574 0.04160 193922556 8
nprobe=64,quantizer_efSearch=64,ht=30 0.1758 0.5172 0.7410 0.07330 192952875 5
nprobe=128,quantizer_efSearch=256,ht=64 0.1803 0.5506 0.8404 0.11881 378781954 3
nprobe=256,quantizer_efSearch=256,ht=64 0.1819 0.5593 0.8746 0.16711 745604425 2
nprobe=1024,quantizer_efSearch=512,ht=64 0.1823 0.5642 0.8995 0.52515 2866248266 1
`OPQ8_64,IVF4194304(IVF1024,PQ32x4fs,RFlat),PQ8`
Index size 17208594420code_size 8
log filename: autotune.dbbigann1B.OPQ8_64_IVF4194304_IVF1024_PQ32x4fs_RFlat__PQ8.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1048 0.2332 0.2677 0.00537 15385250 56
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=32 0.0489 0.0838 0.0895 0.00329 4544473 92
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=26 0.0554 0.0879 0.0919 0.00320 4544828 94
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=1,ht=32 0.0626 0.1107 0.1190 0.00349 4543276 87
nprobe=2,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=28 0.0883 0.1665 0.1804 0.00403 9146398 75
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=64 0.1048 0.2332 0.2677 0.00453 15384315 67
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=64 0.1202 0.2800 0.3291 0.00647 18088026 47
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=64 0.1275 0.3142 0.3829 0.00789 27696607 39
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=30 0.1328 0.3350 0.4151 0.01565 52388866 20
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=64 0.1484 0.4086 0.5301 0.01259 54959738 24
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=64 0.1585 0.4359 0.5688 0.01505 60392775 20
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=26 0.1605 0.4109 0.5060 0.03140 109065487 10
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=64 0.1735 0.4951 0.6867 0.02990 119293321 11
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=32,ht=32 0.1741 0.4972 0.6868 0.05983 140249937 6
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16,ht=64 0.1759 0.5181 0.7544 0.06740 406058673 5
nprobe=64,quantizer_k_factor_rf=32,quantizer_nprobe=32,ht=64 0.1793 0.5309 0.7755 0.06733 235334900 5
nprobe=64,quantizer_k_factor_rf=64,quantizer_nprobe=128,ht=64 0.1794 0.5325 0.7782 0.12208 358946876 3
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=64 0.1813 0.5444 0.8413 0.11811 770774409 3
nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=64 0.1816 0.5481 0.8569 0.26548 1490313639 2
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32,ht=64 0.1820 0.5558 0.8772 0.25835 1513459168 2
nprobe=256,quantizer_k_factor_rf=32,quantizer_nprobe=128,ht=32 0.1822 0.5553 0.8653 0.36354 911556656 1
nprobe=512,quantizer_k_factor_rf=32,quantizer_nprobe=512,ht=64 0.1824 0.5608 0.8903 0.47655 2114698184 1
nprobe=512,quantizer_k_factor_rf=64,quantizer_nprobe=256,ht=32 0.1826 0.5591 0.8829 0.86445 1789855940 1
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=32 0.1830 0.5603 0.8917 0.94132 3189802692 1
`OPQ16_64,IVF1048576_HNSW32,PQ16`
Index size 24562284464code_size 16
log filename: autotune.dbbigann1B.OPQ16_64_IVF1048576_HNSW32_PQ16.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3412 0.7121 0.7752 0.06499 363939544 5
nprobe=1,quantizer_efSearch=4,ht=28 0.0056 0.0084 0.0088 0.00341 11581542 88
nprobe=1,quantizer_efSearch=4,ht=40 0.0384 0.0520 0.0534 0.00350 11581542 86
nprobe=1,quantizer_efSearch=8,ht=44 0.0698 0.0943 0.0960 0.00444 11543058 68
nprobe=1,quantizer_efSearch=4,ht=54 0.1154 0.1681 0.1711 0.00387 11581542 78
nprobe=2,quantizer_efSearch=4,ht=50 0.1409 0.2109 0.2163 0.00496 23177212 61
nprobe=2,quantizer_efSearch=8,ht=48 0.1416 0.2050 0.2097 0.00589 23113260 51
nprobe=4,quantizer_efSearch=4,ht=48 0.1598 0.2442 0.2524 0.00753 46301668 40
nprobe=4,quantizer_efSearch=8,ht=46 0.1648 0.2403 0.2477 0.00845 46222749 36
nprobe=4,quantizer_efSearch=16,ht=48 0.1937 0.2936 0.3022 0.01058 45975234 29
nprobe=4,quantizer_efSearch=16,ht=50 0.2144 0.3390 0.3490 0.01078 45975234 28
nprobe=4,quantizer_efSearch=16,ht=52 0.2292 0.3751 0.3867 0.01108 45975234 28
nprobe=4,quantizer_efSearch=16,ht=54 0.2368 0.3994 0.4126 0.01143 45975234 27
nprobe=4,quantizer_efSearch=32,ht=56 0.2448 0.4205 0.4356 0.01537 45855417 20
nprobe=8,quantizer_efSearch=16,ht=56 0.2827 0.5219 0.5458 0.01804 91936792 17
nprobe=16,quantizer_efSearch=16,ht=54 0.3072 0.5935 0.6270 0.02898 183305069 11
nprobe=16,quantizer_efSearch=16,ht=62 0.3154 0.6360 0.6806 0.03602 183305069 9
nprobe=16,quantizer_efSearch=64,ht=54 0.3159 0.6147 0.6492 0.03882 182216410 8
nprobe=16,quantizer_efSearch=64,ht=60 0.3242 0.6574 0.7019 0.04363 182216410 7
nprobe=16,quantizer_efSearch=64,ht=64 0.3247 0.6596 0.7056 0.04773 182216410 7
nprobe=32,quantizer_efSearch=32,ht=58 0.3434 0.7176 0.7784 0.06104 362762940 5
nprobe=64,quantizer_efSearch=32,ht=54 0.3510 0.7370 0.7965 0.09724 718860562 4
nprobe=64,quantizer_efSearch=256,ht=58 0.3611 0.7889 0.8694 0.14044 715069688 3
nprobe=64,quantizer_efSearch=512,ht=58 0.3612 0.7893 0.8698 0.18208 714960050 2
nprobe=128,quantizer_efSearch=64,ht=128 0.3678 0.8227 0.9265 0.16848 1416000868 2
nprobe=128,quantizer_efSearch=128,ht=60 0.3687 0.8252 0.9281 0.21500 1412302926 2
nprobe=128,quantizer_efSearch=512,ht=128 0.3693 0.8294 0.9358 0.23552 1410334817 2
nprobe=256,quantizer_efSearch=256,ht=128 0.3726 0.8493 0.9684 0.33183 2777597470 1
nprobe=256,quantizer_efSearch=512,ht=128 0.3729 0.8500 0.9690 0.37440 2775645078 1
nprobe=512,quantizer_efSearch=512,ht=128 0.3743 0.8581 0.9834 0.63364 5450224683 1
nprobe=2048,quantizer_efSearch=512,ht=128 0.3746 0.8617 0.9916 2.18710 20935601755 1
`OPQ16_64,IVF4194304_HNSW32,PQ16`
Index size 26248830384code_size 16
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_HNSW32_PQ16.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3194 0.6381 0.6783 0.03447 98424455 9
nprobe=2,quantizer_efSearch=4,ht=50 0.1055 0.1463 0.1486 0.00364 6281781 83
nprobe=1,quantizer_efSearch=8,ht=128 0.1118 0.1555 0.1567 0.00466 3140339 65
nprobe=4,quantizer_efSearch=4,ht=48 0.1219 0.1745 0.1778 0.00530 12526762 57
nprobe=4,quantizer_efSearch=16,ht=50 0.1673 0.2475 0.2515 0.00801 12480436 38
nprobe=4,quantizer_efSearch=16,ht=52 0.1822 0.2788 0.2832 0.00794 12480436 38
nprobe=4,quantizer_efSearch=16,ht=54 0.1957 0.3057 0.3108 0.00809 12480436 38
nprobe=4,quantizer_efSearch=32,ht=56 0.2031 0.3254 0.3311 0.01149 12406385 27
nprobe=8,quantizer_efSearch=16,ht=56 0.2467 0.4247 0.4353 0.01173 24900973 26
nprobe=16,quantizer_efSearch=4,ht=56 0.2523 0.4547 0.4702 0.01686 49802869 18
nprobe=16,quantizer_efSearch=4,ht=60 0.2573 0.4760 0.4952 0.01746 49802869 18
nprobe=16,quantizer_efSearch=16,ht=54 0.2767 0.4949 0.5111 0.01838 49588002 17
nprobe=16,quantizer_efSearch=16,ht=62 0.2906 0.5491 0.5743 0.01955 49588002 16
nprobe=16,quantizer_efSearch=64,ht=60 0.3024 0.5740 0.5992 0.02884 49111276 11
nprobe=16,quantizer_efSearch=64,ht=64 0.3032 0.5787 0.6060 0.02884 49111276 11
nprobe=64,quantizer_efSearch=8,ht=128 0.3101 0.6224 0.6681 0.03347 195567590 9
nprobe=32,quantizer_efSearch=16,ht=60 0.3189 0.6346 0.6726 0.03443 98424455 9
nprobe=32,quantizer_efSearch=32,ht=58 0.3273 0.6464 0.6843 0.03536 98003904 9
nprobe=32,quantizer_efSearch=32,ht=64 0.3298 0.6603 0.7050 0.03758 98003904 8
nprobe=32,quantizer_efSearch=128,ht=128 0.3322 0.6741 0.7198 0.03770 97325679 8
nprobe=64,quantizer_efSearch=16,ht=58 0.3328 0.6756 0.7224 0.05903 195450008 6
nprobe=64,quantizer_efSearch=32,ht=56 0.3413 0.6941 0.7391 0.06134 194422842 5
nprobe=64,quantizer_efSearch=64,ht=56 0.3465 0.7089 0.7561 0.06588 193410651 5
nprobe=128,quantizer_efSearch=64,ht=128 0.3671 0.7918 0.8724 0.07040 382353662 5
nprobe=128,quantizer_efSearch=128,ht=60 0.3680 0.7962 0.8727 0.13261 380670928 3
nprobe=128,quantizer_efSearch=512,ht=128 0.3704 0.8044 0.8877 0.14715 379340670 3
nprobe=256,quantizer_efSearch=256,ht=128 0.3761 0.8343 0.9344 0.16151 747499203 2
nprobe=256,quantizer_efSearch=512,ht=128 0.3765 0.8351 0.9358 0.19551 746212521 2
nprobe=512,quantizer_efSearch=512,ht=128 0.3820 0.8553 0.9671 0.32081 1465423762 1
nprobe=2048,quantizer_efSearch=512,ht=128 0.3831 0.8669 0.9894 1.01487 5640701761 1
`OPQ16_64,IVF4194304(IVF1024,PQ32x4fs,RFlat),PQ16`
Index size 25208589300code_size 16
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_IVF1024_PQ32x4fs_RFlat__PQ16.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1303 0.1816 0.1832 0.00518 9113130 58
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=26 0.0014 0.0025 0.0025 0.00286 4569676 105
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=26 0.0018 0.0030 0.0030 0.00290 4562681 104
nprobe=1,quantizer_k_factor_rf=2,quantizer_nprobe=4,ht=42 0.0285 0.0352 0.0354 0.00420 8768629 72
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=52 0.0930 0.1197 0.1201 0.00438 8766941 69
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=4,ht=128 0.1138 0.1534 0.1544 0.00478 8763226 63
nprobe=2,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=52 0.1303 0.1816 0.1832 0.00518 9113492 58
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=58 0.1488 0.2210 0.2243 0.00711 13878731 43
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=56 0.1759 0.2735 0.2776 0.00757 15362001 40
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=52 0.1794 0.2627 0.2654 0.01009 23677648 30
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=56 0.1929 0.2981 0.3023 0.01040 23579660 29
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=128 0.2016 0.3196 0.3248 0.01223 34325365 25
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=128 0.2399 0.4274 0.4428 0.01436 52335697 21
nprobe=8,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=128 0.2661 0.4649 0.4789 0.01863 46550233 17
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=56 0.2927 0.5266 0.5434 0.02619 60469712 12
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=54 0.2974 0.5193 0.5345 0.03015 71040421 10
nprobe=16,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=128 0.3078 0.5757 0.6008 0.03253 71121332 10
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=32,ht=60 0.3081 0.5736 0.5975 0.04214 91174622 8
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=64 0.3282 0.6418 0.6783 0.06664 180451983 5
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=32,ht=60 0.3390 0.6695 0.7102 0.06810 139564532 5
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=128 0.3625 0.7502 0.8133 0.07337 277489443 5
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=62 0.3783 0.8021 0.8832 0.25906 708326780 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=128,ht=56 0.3813 0.8060 0.8827 0.36435 913280314 1
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=60 0.3821 0.8207 0.9122 0.35489 915543879 1
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=58 0.3841 0.8236 0.9112 0.37727 831712080 1
nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=512,ht=128 0.3899 0.8576 0.9679 0.55084 2117675309 1
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=128,ht=62 0.3902 0.8608 0.9776 1.37129 3033973744 1
nprobe=2048,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=128 0.3911 0.8682 0.9916 2.84540 6253969986 1
`OPQ32_64,IVF1048576_HNSW32,PQ32x4fsr`
Index size 24830667724code_size 16
log filename: autotune.dbbigann1B.OPQ32_64_IVF1048576_HNSW32_PQ32x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3517 0.8123 0.9630 0.16795 2783681256 2
nprobe=2,quantizer_efSearch=4 0.1548 0.2646 0.2774 0.00345 23135622 88
nprobe=4,quantizer_efSearch=4 0.1899 0.3475 0.3675 0.00451 46255513 67
nprobe=4,quantizer_efSearch=8 0.2200 0.4025 0.4260 0.00569 46158443 53
nprobe=8,quantizer_efSearch=8 0.2519 0.4928 0.5302 0.00754 92327588 40
nprobe=8,quantizer_efSearch=16 0.2677 0.5262 0.5664 0.00971 91933197 31
nprobe=16,quantizer_efSearch=8 0.2870 0.5956 0.6550 0.01177 183662808 26
nprobe=16,quantizer_efSearch=32 0.3073 0.6357 0.7001 0.01715 182659851 18
nprobe=16,quantizer_efSearch=64 0.3086 0.6408 0.7058 0.02415 182246141 13
nprobe=32,quantizer_efSearch=16 0.3191 0.6919 0.7753 0.02489 363936996 13
nprobe=32,quantizer_efSearch=64 0.3264 0.7125 0.8022 0.03220 361917104 10
nprobe=64,quantizer_efSearch=16 0.3300 0.7257 0.8287 0.04187 721554595 8
nprobe=64,quantizer_efSearch=32 0.3372 0.7513 0.8646 0.04596 718915634 7
nprobe=64,quantizer_efSearch=64 0.3400 0.7635 0.8783 0.05115 716668337 6
nprobe=64,quantizer_efSearch=128 0.3412 0.7687 0.8843 0.06151 715440110 5
nprobe=64,quantizer_efSearch=256 0.3415 0.7692 0.8847 0.08315 715053921 4
nprobe=128,quantizer_efSearch=32 0.3427 0.7753 0.9015 0.08991 1422237570 4
nprobe=128,quantizer_efSearch=128 0.3473 0.7961 0.9321 0.10129 1412480054 3
nprobe=128,quantizer_efSearch=256 0.3476 0.7983 0.9339 0.12401 1410935617 3
nprobe=256,quantizer_efSearch=128 0.3517 0.8123 0.9630 0.17414 2783681256 2
nprobe=256,quantizer_efSearch=512 0.3519 0.8147 0.9667 0.23400 2775922789 2
nprobe=512,quantizer_efSearch=128 0.3525 0.8172 0.9755 0.31093 5479382852 1
nprobe=512,quantizer_efSearch=256 0.3535 0.8205 0.9805 0.32381 5459492638 1
`OPQ32_64,IVF4194304_HNSW32,PQ32x4fsr`
Index size 27327961548code_size 16
log filename: autotune.dbbigann1B.OPQ32_64_IVF4194304_HNSW32_PQ32x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3574 0.8074 0.9271 0.17005 750439144 2
nprobe=1,quantizer_efSearch=4 0.0927 0.1347 0.1373 0.00305 3135916 99
nprobe=2,quantizer_efSearch=4 0.1249 0.1959 0.2004 0.00345 6269504 88
nprobe=4,quantizer_efSearch=4 0.1575 0.2658 0.2750 0.00414 12518439 73
nprobe=4,quantizer_efSearch=8 0.1890 0.3211 0.3318 0.00547 12544227 55
nprobe=8,quantizer_efSearch=8 0.2260 0.4121 0.4321 0.00691 25023254 44
nprobe=8,quantizer_efSearch=16 0.2436 0.4459 0.4675 0.00937 24895163 33
nprobe=16,quantizer_efSearch=8 0.2673 0.5172 0.5510 0.01037 49729646 29
nprobe=16,quantizer_efSearch=16 0.2800 0.5419 0.5775 0.01198 49596294 26
nprobe=16,quantizer_efSearch=32 0.2888 0.5614 0.5990 0.01646 49305117 19
nprobe=32,quantizer_efSearch=16 0.3079 0.6257 0.6780 0.02227 98451742 14
nprobe=32,quantizer_efSearch=32 0.3156 0.6476 0.7034 0.02700 98041536 12
nprobe=32,quantizer_efSearch=64 0.3171 0.6571 0.7140 0.03419 97583488 9
nprobe=64,quantizer_efSearch=16 0.3248 0.6738 0.7430 0.03801 195448554 8
nprobe=64,quantizer_efSearch=32 0.3376 0.7115 0.7864 0.04144 194410783 8
nprobe=64,quantizer_efSearch=64 0.3421 0.7248 0.8040 0.05203 193408242 6
nprobe=64,quantizer_efSearch=128 0.3437 0.7308 0.8103 0.06479 192744176 5
nprobe=128,quantizer_efSearch=64 0.3493 0.7713 0.8696 0.09109 382376365 4
nprobe=128,quantizer_efSearch=128 0.3521 0.7828 0.8824 0.09895 380624324 4
nprobe=128,quantizer_efSearch=256 0.3533 0.7868 0.8868 0.12812 379653208 3
nprobe=256,quantizer_efSearch=128 0.3574 0.8074 0.9271 0.18036 750439144 2
nprobe=256,quantizer_efSearch=256 0.3595 0.8125 0.9333 0.18730 747481463 2
nprobe=256,quantizer_efSearch=512 0.3597 0.8144 0.9347 0.24131 746180554 2
nprobe=512,quantizer_efSearch=128 0.3602 0.8214 0.9528 0.33354 1479006509 1
nprobe=512,quantizer_efSearch=256 0.3629 0.8294 0.9642 0.34514 1470163370 1
nprobe=1024,quantizer_efSearch=256 0.3636 0.8372 0.9773 0.61097 2890512385 1
nprobe=1024,quantizer_efSearch=512 0.3641 0.8388 0.9811 0.64386 2874788373 1
`OPQ32_64,IVF4194304(IVF1024,PQ32x4fs,RFlat),PQ32x4fsr`
Index size 26287503376code_size 16
log filename: autotune.dbbigann1B.OPQ32_64_IVF4194304_IVF1024_PQ32x4fs_RFlat__PQ32x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3042 0.6298 0.6846 0.02541 108815388 12
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1105 0.1660 0.1696 0.00161 7663865 187
nprobe=4,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1524 0.2437 0.2498 0.00253 15350323 119
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.1683 0.2792 0.2873 0.00255 15373671 118
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1741 0.2879 0.2963 0.00270 15364952 112
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1754 0.2902 0.2996 0.00297 15344849 101
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.1821 0.3051 0.3142 0.00328 18132253 92
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2027 0.3579 0.3700 0.00436 30527448 69
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.2088 0.3747 0.3917 0.00481 27692022 63
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2334 0.4219 0.4402 0.00476 30486755 63
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2342 0.4232 0.4420 0.00538 30474976 56
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2343 0.4307 0.4477 0.00616 35914727 49
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2420 0.4518 0.4743 0.00637 55180083 48
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2638 0.5137 0.5449 0.00809 54967537 38
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2731 0.5313 0.5636 0.00860 60386504 35
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2810 0.5517 0.5856 0.00969 60338495 31
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2816 0.5526 0.5868 0.01075 60346518 28
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=8 0.2817 0.5529 0.5872 0.01267 60310201 24
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=16 0.2876 0.5657 0.6018 0.01320 70617746 23
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.2882 0.5691 0.6050 0.01549 90785286 20
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3035 0.6281 0.6824 0.01917 108795151 16
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.3041 0.6298 0.6846 0.02213 108894835 14
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3116 0.6444 0.6991 0.02404 139073812 13
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3143 0.6590 0.7174 0.02752 139860865 11
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.3203 0.6881 0.7585 0.03312 204593863 10
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3302 0.7105 0.7827 0.03406 214915780 9
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3326 0.7179 0.7928 0.03604 214843832 9
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3353 0.7320 0.8103 0.04050 234553674 8
nprobe=64,quantizer_k_factor_rf=16,quantizer_nprobe=128 0.3359 0.7332 0.8116 0.05658 359261256 6
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.3363 0.7333 0.8119 0.05372 354913263 6
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3366 0.7444 0.8286 0.07855 422225971 4
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3437 0.7673 0.8603 0.07715 403035861 4
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3471 0.7833 0.8811 0.08492 423069322 4
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3476 0.7858 0.8834 0.08833 462070495 4
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3478 0.7858 0.8832 0.08644 541171727 4
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3499 0.8086 0.9205 0.13633 791770709 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3510 0.8120 0.9258 0.14919 830865734 3
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3515 0.8119 0.9257 0.15860 911363334 2
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3544 0.8167 0.9335 0.16358 913204499 2
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3556 0.8243 0.9518 0.30594 1513136079 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3566 0.8314 0.9602 0.27903 1550628143 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3569 0.8340 0.9645 0.28974 1631222473 2
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.3577 0.8399 0.9800 0.57894 3194608566 1
`IVF1048576_HNSW32,PQ64x4fs`
Index size 41359547269code_size 32
log filename: autotune.dbbigann1B.IVF1048576_HNSW32_PQ64x4fs.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3349 0.7788 0.9495 0.13411 2792509235 3
nprobe=2,quantizer_efSearch=4 0.1507 0.2553 0.2752 0.00347 23208118 87
nprobe=4,quantizer_efSearch=4 0.1775 0.3305 0.3653 0.00449 46323655 67
nprobe=4,quantizer_efSearch=8 0.2049 0.3893 0.4278 0.00575 46320784 53
nprobe=8,quantizer_efSearch=4 0.2304 0.4576 0.5145 0.00717 92761023 42
nprobe=8,quantizer_efSearch=8 0.2373 0.4738 0.5327 0.00765 92657367 40
nprobe=8,quantizer_efSearch=16 0.2538 0.5085 0.5724 0.01005 92207626 30
nprobe=16,quantizer_efSearch=8 0.2677 0.5663 0.6496 0.01215 184209818 25
nprobe=16,quantizer_efSearch=16 0.2782 0.5906 0.6773 0.01366 183729028 22
nprobe=16,quantizer_efSearch=32 0.2864 0.6061 0.6954 0.01807 182964868 17
nprobe=32,quantizer_efSearch=16 0.3003 0.6545 0.7649 0.02146 365170448 14
nprobe=32,quantizer_efSearch=32 0.3083 0.6729 0.7876 0.02458 363861298 13
nprobe=32,quantizer_efSearch=64 0.3107 0.6825 0.7993 0.03217 362863343 10
nprobe=64,quantizer_efSearch=32 0.3212 0.7192 0.8561 0.04172 720958351 8
nprobe=64,quantizer_efSearch=64 0.3248 0.7319 0.8715 0.04664 718576818 7
nprobe=64,quantizer_efSearch=128 0.3268 0.7355 0.8770 0.06153 717327071 5
nprobe=128,quantizer_efSearch=128 0.3324 0.7620 0.9228 0.08510 1416520116 4
nprobe=128,quantizer_efSearch=256 0.3330 0.7641 0.9245 0.11011 1414737837 3
nprobe=256,quantizer_efSearch=128 0.3349 0.7788 0.9495 0.13637 2792509235 3
nprobe=256,quantizer_efSearch=256 0.3362 0.7815 0.9534 0.16201 2786017645 2
nprobe=512,quantizer_efSearch=256 0.3367 0.7855 0.9659 0.23723 5478425958 2
`IVF4194304_HNSW32,PQ64x4fs`
Index size 45448087941code_size 32
log filename: autotune.dbbigann1B.IVF4194304_HNSW32_PQ64x4fs.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3302 0.7597 0.9177 0.09610 761726447 4
nprobe=1,quantizer_efSearch=4 0.0869 0.1304 0.1355 0.00457 3200457 66
nprobe=2,quantizer_efSearch=4 0.1167 0.1912 0.2020 0.00481 6393882 63
nprobe=4,quantizer_efSearch=4 0.1450 0.2569 0.2766 0.00519 12765421 58
nprobe=4,quantizer_efSearch=8 0.1751 0.3142 0.3366 0.00723 12752378 42
nprobe=8,quantizer_efSearch=4 0.1981 0.3764 0.4121 0.00727 25493361 42
nprobe=8,quantizer_efSearch=8 0.2075 0.3944 0.4322 0.00799 25480381 38
nprobe=16,quantizer_efSearch=4 0.2166 0.4381 0.4907 0.00884 50613886 34
nprobe=16,quantizer_efSearch=8 0.2426 0.4924 0.5517 0.01083 50552795 28
nprobe=16,quantizer_efSearch=16 0.2563 0.5160 0.5769 0.01318 50380588 23
nprobe=32,quantizer_efSearch=8 0.2589 0.5415 0.6199 0.01349 100442351 23
nprobe=32,quantizer_efSearch=16 0.2804 0.5891 0.6742 0.01696 99975295 18
nprobe=64,quantizer_efSearch=16 0.2917 0.6303 0.7368 0.02229 198447352 14
nprobe=64,quantizer_efSearch=32 0.3020 0.6641 0.7791 0.02870 197366045 11
nprobe=128,quantizer_efSearch=32 0.3107 0.6989 0.8309 0.03914 390616303 8
nprobe=128,quantizer_efSearch=64 0.3195 0.7220 0.8620 0.05084 388094477 6
nprobe=128,quantizer_efSearch=128 0.3251 0.7318 0.8742 0.07266 386156040 5
nprobe=256,quantizer_efSearch=128 0.3302 0.7597 0.9177 0.09291 761726447 4
nprobe=256,quantizer_efSearch=256 0.3325 0.7636 0.9229 0.13280 758367702 3
nprobe=512,quantizer_efSearch=256 0.3343 0.7774 0.9479 0.17819 1492073790 2
nprobe=1024,quantizer_efSearch=128 0.3345 0.7761 0.9482 0.19784 2947504263 2
nprobe=1024,quantizer_efSearch=256 0.3365 0.7831 0.9612 0.24988 2934899237 2
`IVF4194304(IVF1024,PQ64x4fs,RFlat),PQ64x4fs`
Index size 44473473481code_size 32
log filename: autotune.dbbigann1B.IVF4194304_IVF1024_PQ64x4fs_RFlat__PQ64x4fs.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.3303 0.7628 0.9228 0.09600 919355435 4
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.1285 0.2259 0.2422 0.00368 14046358 82
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.1403 0.2491 0.2700 0.00380 26755525 79
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1523 0.2752 0.2988 0.00397 26666729 76
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1529 0.2788 0.3038 0.00433 26532651 70
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.1595 0.2812 0.3012 0.00438 15537015 69
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=2 0.1597 0.2840 0.3038 0.00508 15501283 60
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1677 0.3142 0.3492 0.00581 51454932 52
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=1 0.1681 0.3169 0.3526 0.00608 51255102 50
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.1888 0.3540 0.3875 0.00718 28019512 42
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2149 0.4022 0.4399 0.00805 30880962 38
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2162 0.4059 0.4439 0.00857 30852060 36
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2251 0.4365 0.4830 0.00901 56261435 34
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.2429 0.4843 0.5415 0.01086 55672190 28
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.2484 0.5042 0.5711 0.01187 106275123 26
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.2581 0.5115 0.5698 0.01256 61433875 24
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2589 0.5329 0.6077 0.01249 105532445 25
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.2592 0.5217 0.5837 0.01399 61162064 22
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.2596 0.5219 0.5846 0.01596 61163373 19
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.2671 0.5375 0.5994 0.01686 71935433 18
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2686 0.5505 0.6230 0.01484 111454312 21
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2827 0.5906 0.6758 0.01643 110430630 19
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.2897 0.6101 0.7080 0.02020 210267077 15
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.2968 0.6410 0.7510 0.02287 207623739 14
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.2998 0.6363 0.7392 0.02447 220547113 13
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.3067 0.6672 0.7808 0.02529 218856062 12
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.3079 0.6708 0.7869 0.02717 217942613 12
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3108 0.6774 0.7927 0.03100 238372358 10
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.3121 0.6826 0.7995 0.03297 238328823 10
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.3175 0.7054 0.8334 0.04052 434372588 8
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3234 0.7258 0.8657 0.04299 430159625 7
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.3258 0.7332 0.8733 0.05375 428584811 6
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3282 0.7551 0.9117 0.06379 805045448 5
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3301 0.7600 0.9179 0.07105 844272902 5
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3303 0.7628 0.9228 0.09554 923191602 4
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.3310 0.7633 0.9227 0.09507 839522221 4
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.3312 0.7698 0.9386 0.10401 1538068072 3
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.3326 0.7683 0.9346 0.10439 1606765426 3
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3328 0.7761 0.9468 0.11015 1577539381 3
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3330 0.7767 0.9479 0.12751 1658421541 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.3338 0.7790 0.9501 0.12820 1571136677 3
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.3341 0.7794 0.9512 0.14278 1652906082 3
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.3354 0.7857 0.9643 0.19090 3005438921 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.3362 0.7863 0.9660 0.19400 3085686985 2
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=512 0.3364 0.7862 0.9659 0.29420 3562291916 2
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.3366 0.7879 0.9677 0.35787 3236229749 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=512 0.3367 0.7904 0.9756 0.50787 6336669680 1
`OPQ32_128,IVF1048576_HNSW32,PQ32`
Index size 40830818224code_size 32
log filename: autotune.dbbigann1B.OPQ32_128_IVF1048576_HNSW32_PQ32.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4310 0.5871 0.5897 0.10328 91601086 3
nprobe=1,quantizer_efSearch=4,ht=14 0.0002 0.0002 0.0002 0.00576 11611213 53
nprobe=1,quantizer_efSearch=4,ht=116 0.1589 0.1897 0.1897 0.00776 11611213 39
nprobe=1,quantizer_efSearch=4,ht=118 0.1593 0.1909 0.1909 0.00801 11611213 38
nprobe=2,quantizer_efSearch=4,ht=114 0.2198 0.2721 0.2724 0.01135 23192469 27
nprobe=2,quantizer_efSearch=4,ht=122 0.2226 0.2773 0.2776 0.01291 23192469 24
nprobe=2,quantizer_efSearch=4,ht=126 0.2228 0.2776 0.2779 0.01376 23192469 22
nprobe=2,quantizer_efSearch=8,ht=120 0.2469 0.3099 0.3102 0.01451 23174400 21
nprobe=4,quantizer_efSearch=4,ht=108 0.2595 0.3323 0.3333 0.01732 46316666 18
nprobe=4,quantizer_efSearch=8,ht=122 0.3269 0.4298 0.4310 0.02336 46288586 13
nprobe=4,quantizer_efSearch=32,ht=110 0.3275 0.4214 0.4225 0.02961 45915724 11
nprobe=8,quantizer_efSearch=4,ht=108 0.3531 0.4666 0.4685 0.03185 92695211 10
nprobe=8,quantizer_efSearch=4,ht=120 0.3796 0.5169 0.5191 0.03233 92695211 10
nprobe=8,quantizer_efSearch=32,ht=256 0.4300 0.5852 0.5879 0.03619 91807530 9
nprobe=16,quantizer_efSearch=8,ht=114 0.4561 0.6388 0.6417 0.05387 184207738 6
nprobe=16,quantizer_efSearch=64,ht=116 0.4909 0.6962 0.6996 0.07614 182501293 5
nprobe=16,quantizer_efSearch=32,ht=128 0.4917 0.6999 0.7038 0.07503 182907608 4
nprobe=32,quantizer_efSearch=8,ht=256 0.4971 0.7222 0.7270 0.09199 366444657 4
nprobe=32,quantizer_efSearch=16,ht=256 0.5237 0.7698 0.7754 0.09389 365135787 4
nprobe=32,quantizer_efSearch=32,ht=256 0.5395 0.7935 0.7991 0.10314 363821687 3
nprobe=64,quantizer_efSearch=64,ht=118 0.5753 0.8709 0.8780 0.21832 718575081 2
nprobe=128,quantizer_efSearch=256,ht=110 0.5783 0.8619 0.8680 0.40197 1414734671 1
nprobe=128,quantizer_efSearch=32,ht=120 0.5839 0.8930 0.9016 0.37180 1426573297 1
nprobe=128,quantizer_efSearch=512,ht=116 0.5983 0.9172 0.9251 0.46178 1414223165 1
nprobe=256,quantizer_efSearch=128,ht=114 0.6021 0.9310 0.9403 0.66857 2792459211 1
nprobe=256,quantizer_efSearch=64,ht=122 0.6027 0.9405 0.9521 0.74355 2804831630 1
nprobe=512,quantizer_efSearch=128,ht=120 0.6122 0.9611 0.9736 1.39327 5500445142 1
nprobe=1024,quantizer_efSearch=128,ht=124 0.6147 0.9685 0.9821 2.89178 10777426885 1
nprobe=1024,quantizer_efSearch=128,ht=128 0.6148 0.9690 0.9829 3.27489 10777426885 1
nprobe=2048,quantizer_efSearch=512,ht=256 0.6186 0.9818 0.9964 4.71473 21028104238 1
`OPQ32_128,IVF4194304_HNSW32,PQ32`
Index size 43322670512code_size 32
log filename: autotune.dbbigann1B.OPQ32_128_IVF4194304_HNSW32_PQ32.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2821 0.3569 0.3573 0.02471 25464287 13
nprobe=1,quantizer_efSearch=4,ht=80 0.0157 0.0198 0.0198 0.00613 3190895 49
nprobe=1,quantizer_efSearch=4,ht=118 0.1175 0.1347 0.1347 0.00656 3190895 46
nprobe=1,quantizer_efSearch=8,ht=116 0.1321 0.1522 0.1522 0.00847 3179695 36
nprobe=2,quantizer_efSearch=4,ht=122 0.1695 0.2020 0.2020 0.00943 6378583 32
nprobe=2,quantizer_efSearch=4,ht=126 0.1701 0.2026 0.2026 0.00969 6378583 31
nprobe=2,quantizer_efSearch=8,ht=120 0.1980 0.2372 0.2372 0.01127 6359013 27
nprobe=4,quantizer_efSearch=8,ht=122 0.2692 0.3345 0.3347 0.01671 12739631 18
nprobe=8,quantizer_efSearch=4,ht=108 0.2821 0.3569 0.3573 0.02476 25464287 13
nprobe=8,quantizer_efSearch=4,ht=120 0.3167 0.4118 0.4122 0.02615 25464287 12
nprobe=8,quantizer_efSearch=32,ht=256 0.3687 0.4835 0.4840 0.02799 25159438 11
nprobe=16,quantizer_efSearch=8,ht=114 0.4013 0.5319 0.5330 0.04723 50522065 7
nprobe=32,quantizer_efSearch=8,ht=256 0.4520 0.6264 0.6276 0.05187 100381957 6
nprobe=32,quantizer_efSearch=32,ht=256 0.4992 0.7056 0.7073 0.05975 99527838 6
nprobe=64,quantizer_efSearch=16,ht=118 0.5111 0.7350 0.7368 0.17055 198413211 2
nprobe=64,quantizer_efSearch=32,ht=126 0.5378 0.7866 0.7890 0.17783 197348071 2
nprobe=64,quantizer_efSearch=64,ht=118 0.5423 0.7916 0.7937 0.18783 196231274 2
nprobe=128,quantizer_efSearch=32,ht=120 0.5587 0.8329 0.8366 0.34555 390638013 1
nprobe=128,quantizer_efSearch=512,ht=116 0.5774 0.8627 0.8662 0.47548 384582062 1
nprobe=256,quantizer_efSearch=128,ht=114 0.5911 0.8879 0.8921 0.66340 761760317 1
nprobe=256,quantizer_efSearch=64,ht=122 0.5916 0.9014 0.9065 0.65907 766697273 1
nprobe=512,quantizer_efSearch=128,ht=120 0.6063 0.9412 0.9480 1.24509 1501603874 1
nprobe=1024,quantizer_efSearch=128,ht=124 0.6114 0.9559 0.9637 2.32541 2947618969 1
nprobe=2048,quantizer_efSearch=512,ht=256 0.6200 0.9816 0.9913 2.49068 5728067406 1
`OPQ32_128,IVF4194304(IVF1024,PQ64x4fs,RFlat),PQ32`
Index size 42350058996code_size 32
log filename: autotune.dbbigann1B.OPQ32_128_IVF4194304_IVF1024_PQ64x4fs_RFlat__PQ32.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.2422 0.3049 0.3057 0.01740 26478319 18
nprobe=1,quantizer_k_factor_rf=32,quantizer_nprobe=1,ht=14 0.0003 0.0003 0.0003 0.00413 4599000 73
nprobe=1,quantizer_k_factor_rf=16,quantizer_nprobe=1,ht=112 0.1023 0.1157 0.1157 0.00397 4599342 76
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=122 0.1312 0.1497 0.1497 0.00514 6034849 59
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2,ht=128 0.1325 0.1513 0.1513 0.00537 6025531 56
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1,ht=110 0.1374 0.1599 0.1599 0.00517 7772030 59
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=106 0.2020 0.2403 0.2406 0.00973 15537066 31
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=116 0.2404 0.2937 0.2942 0.01019 15509383 30
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=110 0.2535 0.3064 0.3070 0.01304 18258517 23
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=4,ht=120 0.2770 0.3397 0.3403 0.01397 18261146 22
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=256 0.3510 0.4640 0.4655 0.02071 52845035 15
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=124 0.3650 0.4726 0.4735 0.02671 47022790 12
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=4,ht=114 0.3951 0.5203 0.5215 0.03223 55668610 10
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=126 0.4355 0.5879 0.5894 0.03877 61224408 8
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=8,ht=118 0.4858 0.6732 0.6751 0.06343 110400309 5
nprobe=32,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=126 0.5031 0.7083 0.7105 0.06583 120969158 5
nprobe=32,quantizer_k_factor_rf=32,quantizer_nprobe=64,ht=118 0.5058 0.7098 0.7117 0.09085 181096052 4
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=120 0.5078 0.7156 0.7176 0.09667 259234849 4
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=112 0.5172 0.7322 0.7344 0.10872 218241348 3
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=126 0.5403 0.7875 0.7907 0.11922 218010235 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=114 0.5550 0.8158 0.8186 0.20869 408883072 2
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=116 0.5630 0.8361 0.8394 0.22031 408390594 2
nprobe=128,quantizer_k_factor_rf=32,quantizer_nprobe=16,ht=128 0.5725 0.8598 0.8637 0.27957 408375616 2
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=256 0.6043 0.9321 0.9392 0.31658 923822553 1
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=124 0.6131 0.9574 0.9653 0.87622 1653681397 1
nprobe=1024,quantizer_k_factor_rf=64,quantizer_nprobe=128,ht=120 0.6187 0.9692 0.9777 2.44777 3074594151 1
nprobe=2048,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=256 0.6222 0.9844 0.9952 3.55808 6335339778 1
`OPQ64_128,IVF1048576_HNSW32,PQ64x4fsr`
Index size 41359604684code_size 32
log filename: autotune.dbbigann1B.OPQ64_128_IVF1048576_HNSW32_PQ64x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5743 0.9505 0.9669 0.33388 2792321017 1
nprobe=1,quantizer_efSearch=8 0.1715 0.2105 0.2109 0.00396 11590934 76
nprobe=2,quantizer_efSearch=4 0.2155 0.2781 0.2792 0.00336 23200419 90
nprobe=4,quantizer_efSearch=4 0.2691 0.3674 0.3699 0.00478 46310921 63
nprobe=4,quantizer_efSearch=8 0.3124 0.4307 0.4335 0.00604 46315245 50
nprobe=4,quantizer_efSearch=16 0.3269 0.4509 0.4537 0.00800 46138877 38
nprobe=8,quantizer_efSearch=16 0.3988 0.5734 0.5778 0.01088 92224964 28
nprobe=8,quantizer_efSearch=32 0.4052 0.5830 0.5875 0.01454 91848961 21
nprobe=8,quantizer_efSearch=64 0.4056 0.5837 0.5884 0.02146 91680887 14
nprobe=16,quantizer_efSearch=8 0.4347 0.6526 0.6584 0.02182 184221105 14
nprobe=16,quantizer_efSearch=16 0.4517 0.6794 0.6854 0.02303 183739573 14
nprobe=16,quantizer_efSearch=32 0.4622 0.6977 0.7038 0.02599 182936854 12
nprobe=16,quantizer_efSearch=64 0.4658 0.7033 0.7097 0.03459 182505577 9
nprobe=32,quantizer_efSearch=16 0.4967 0.7675 0.7759 0.04145 365152922 8
nprobe=32,quantizer_efSearch=64 0.5143 0.8007 0.8098 0.05009 362845113 6
nprobe=32,quantizer_efSearch=128 0.5155 0.8036 0.8128 0.06020 362390451 5
nprobe=32,quantizer_efSearch=256 0.5163 0.8045 0.8137 0.08230 362254622 4
nprobe=64,quantizer_efSearch=16 0.5196 0.8185 0.8292 0.08428 723940179 4
nprobe=64,quantizer_efSearch=32 0.5386 0.8589 0.8696 0.08942 720857142 4
nprobe=64,quantizer_efSearch=64 0.5455 0.8740 0.8848 0.09175 718504884 4
nprobe=64,quantizer_efSearch=128 0.5488 0.8796 0.8904 0.10160 717272808 3
nprobe=64,quantizer_efSearch=256 0.5492 0.8808 0.8916 0.12208 716785343 3
nprobe=64,quantizer_efSearch=512 0.5494 0.8810 0.8918 0.16693 716657452 2
nprobe=128,quantizer_efSearch=128 0.5639 0.9234 0.9382 0.18150 1416404104 2
nprobe=128,quantizer_efSearch=256 0.5655 0.9251 0.9400 0.19789 1414632140 2
nprobe=256,quantizer_efSearch=128 0.5743 0.9505 0.9669 0.34351 2792321017 1
nprobe=256,quantizer_efSearch=256 0.5774 0.9542 0.9711 0.36843 2785808411 1
nprobe=512,quantizer_efSearch=128 0.5798 0.9613 0.9786 0.63785 5500115494 1
nprobe=512,quantizer_efSearch=256 0.5810 0.9669 0.9847 0.69525 5478046747 1
`OPQ64_128,IVF4194304_HNSW32,PQ64x4fsr`
Index size 45448159692code_size 32
log filename: autotune.dbbigann1B.OPQ64_128_IVF4194304_HNSW32_PQ64x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5714 0.9193 0.9330 0.30648 761721126 1
nprobe=1,quantizer_efSearch=4 0.1160 0.1354 0.1356 0.00538 3195148 56
nprobe=2,quantizer_efSearch=4 0.1634 0.2002 0.2010 0.00585 6384898 52
nprobe=4,quantizer_efSearch=4 0.2153 0.2755 0.2770 0.00699 12747757 43
nprobe=4,quantizer_efSearch=8 0.2583 0.3332 0.3349 0.00955 12742336 32
nprobe=8,quantizer_efSearch=4 0.3076 0.4113 0.4136 0.01107 25476374 28
nprobe=8,quantizer_efSearch=8 0.3194 0.4298 0.4322 0.01198 25458608 26
nprobe=8,quantizer_efSearch=16 0.3489 0.4703 0.4728 0.01651 25305623 19
nprobe=16,quantizer_efSearch=4 0.3576 0.4950 0.4980 0.02027 50582945 15
nprobe=16,quantizer_efSearch=8 0.3964 0.5554 0.5589 0.02234 50510812 14
nprobe=16,quantizer_efSearch=16 0.4124 0.5792 0.5829 0.02737 50360462 11
nprobe=16,quantizer_efSearch=32 0.4271 0.6021 0.6059 0.03456 50087520 9
nprobe=32,quantizer_efSearch=8 0.4343 0.6251 0.6301 0.03761 100420659 8
nprobe=32,quantizer_efSearch=16 0.4648 0.6775 0.6829 0.04162 99959277 8
nprobe=32,quantizer_efSearch=32 0.4784 0.7013 0.7073 0.05112 99515161 6
nprobe=32,quantizer_efSearch=64 0.4841 0.7127 0.7186 0.06382 98969779 5
nprobe=64,quantizer_efSearch=16 0.4923 0.7405 0.7482 0.07454 198404831 5
nprobe=64,quantizer_efSearch=32 0.5132 0.7825 0.7902 0.07831 197344171 4
nprobe=64,quantizer_efSearch=64 0.5212 0.7973 0.8058 0.08969 196227506 4
nprobe=64,quantizer_efSearch=128 0.5254 0.8050 0.8133 0.11762 195462611 3
nprobe=128,quantizer_efSearch=32 0.5345 0.8344 0.8442 0.14617 390639195 3
nprobe=128,quantizer_efSearch=64 0.5511 0.8643 0.8752 0.15016 388094318 3
nprobe=128,quantizer_efSearch=128 0.5562 0.8763 0.8874 0.16361 386153884 2
nprobe=128,quantizer_efSearch=256 0.5579 0.8794 0.8904 0.21313 385030369 2
nprobe=256,quantizer_efSearch=64 0.5619 0.8986 0.9115 0.30015 766710925 1
nprobe=256,quantizer_efSearch=128 0.5714 0.9193 0.9330 0.31626 761721126 1
nprobe=256,quantizer_efSearch=256 0.5742 0.9251 0.9386 0.35826 758354764 1
nprobe=256,quantizer_efSearch=512 0.5753 0.9262 0.9396 0.45572 756804758 1
nprobe=512,quantizer_efSearch=128 0.5757 0.9407 0.9559 0.57888 1501505741 1
nprobe=512,quantizer_efSearch=256 0.5804 0.9502 0.9661 0.59399 1492057128 1
nprobe=512,quantizer_efSearch=512 0.5820 0.9523 0.9687 0.63095 1486650708 1
nprobe=1024,quantizer_efSearch=256 0.5854 0.9627 0.9803 1.12932 2934916918 1
nprobe=1024,quantizer_efSearch=512 0.5868 0.9666 0.9850 1.17065 2917528550 1
nprobe=2048,quantizer_efSearch=512 0.5877 0.9711 0.9914 2.05923 2873468131 1
`OPQ64_128,IVF4194304(IVF1024,PQ64x4fs,RFlat),PQ64x4fsr`
Index size 44473243152code_size 32
log filename: autotune.dbbigann1B.OPQ64_128_IVF4194304_IVF1024_PQ64x4fs_RFlat__PQ64x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5740 0.9273 0.9391 0.27982 923751429 2
nprobe=2,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.1502 0.1810 0.1812 0.00296 7751464 102
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.1924 0.2419 0.2426 0.00440 14025432 69
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2386 0.3003 0.3013 0.00545 15484147 56
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2402 0.3034 0.3044 0.00564 15495565 54
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.2697 0.3425 0.3436 0.00867 18274137 35
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.2941 0.3880 0.3898 0.00938 28018317 32
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3208 0.4208 0.4222 0.01048 30781528 29
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=4 0.3356 0.4460 0.4478 0.01090 30797838 28
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.3363 0.4462 0.4480 0.01153 30740026 27
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.3500 0.4695 0.4713 0.01399 36290149 22
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3757 0.5170 0.5191 0.01706 55639498 18
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.3916 0.5458 0.5489 0.01916 55662725 16
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4171 0.5869 0.5897 0.02053 61077770 15
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=8 0.4172 0.5883 0.5914 0.02380 61187565 13
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.4277 0.6042 0.6071 0.02561 71930189 12
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.4319 0.6191 0.6236 0.03070 104940083 10
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.4539 0.6556 0.6599 0.03184 110271606 10
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4688 0.6809 0.6851 0.03561 120902100 9
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.4726 0.6886 0.6929 0.04397 141025275 7
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.4871 0.7188 0.7233 0.04508 141337280 7
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.4976 0.7570 0.7628 0.07041 207231349 5
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5222 0.8036 0.8096 0.08363 238054634 4
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5242 0.8083 0.8146 0.09185 278881692 4
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5382 0.8419 0.8492 0.12687 408371247 3
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5444 0.8568 0.8646 0.13378 407879935 3
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.5471 0.8608 0.8687 0.13516 427306572 3
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.5496 0.8656 0.8736 0.14443 466425425 3
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5536 0.8772 0.8858 0.13465 428712185 3
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.5564 0.8812 0.8903 0.14302 469032555 3
nprobe=128,quantizer_k_factor_rf=16,quantizer_nprobe=64 0.5566 0.8812 0.8903 0.17641 469926898 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5578 0.8904 0.9009 0.27152 782110214 2
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.5683 0.9166 0.9276 0.26018 838470496 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5728 0.9256 0.9372 0.27762 842031828 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5734 0.9263 0.9379 0.26902 923668946 2
nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.5738 0.9267 0.9385 0.30340 842122785 1
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5740 0.9273 0.9391 0.28800 923751429 2
nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.5772 0.9436 0.9579 0.50819 1532125027 1
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.5785 0.9438 0.9582 0.50466 1532245918 1
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=128 0.5814 0.9532 0.9684 0.52683 1646525689 1
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=256 0.5815 0.9533 0.9685 0.54648 1813964297 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.5856 0.9670 0.9844 0.93018 2992671088 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.5865 0.9686 0.9860 0.95053 3074102136 1
nprobe=2048,quantizer_k_factor_rf=1,quantizer_nprobe=128 0.5877 0.9749 0.9943 1.75912 3019891906 1
`OPQ128_256,IVF1048576_HNSW32,PQ128x4fsr`
Index size 74416953292code_size 64
log filename: autotune.dbbigann1B.OPQ128_256_IVF1048576_HNSW32_PQ128x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7980 0.9662 0.9665 0.65976 2792533681 1
nprobe=1,quantizer_efSearch=8 0.1981 0.2113 0.2113 0.01012 11606304 30
nprobe=2,quantizer_efSearch=4 0.2556 0.2770 0.2770 0.00872 23203628 35
nprobe=2,quantizer_efSearch=8 0.2871 0.3122 0.3122 0.01191 23201286 26
nprobe=4,quantizer_efSearch=4 0.3342 0.3693 0.3693 0.01225 46346435 25
nprobe=4,quantizer_efSearch=8 0.3906 0.4321 0.4321 0.01557 46331281 20
nprobe=4,quantizer_efSearch=16 0.4117 0.4542 0.4542 0.02097 46113982 15
nprobe=8,quantizer_efSearch=8 0.4796 0.5410 0.5410 0.02458 92653598 13
nprobe=8,quantizer_efSearch=16 0.5128 0.5785 0.5785 0.03335 92217558 9
nprobe=8,quantizer_efSearch=32 0.5216 0.5881 0.5881 0.04209 91860948 8
nprobe=16,quantizer_efSearch=8 0.5724 0.6580 0.6580 0.04309 184216600 7
nprobe=16,quantizer_efSearch=16 0.5965 0.6855 0.6855 0.04492 183735143 7
nprobe=16,quantizer_efSearch=32 0.6147 0.7042 0.7042 0.05529 182948322 6
nprobe=16,quantizer_efSearch=64 0.6192 0.7098 0.7098 0.07415 182520579 5
nprobe=32,quantizer_efSearch=8 0.6263 0.7276 0.7276 0.09114 366473654 4
nprobe=32,quantizer_efSearch=16 0.6657 0.7759 0.7759 0.08924 365178343 4
nprobe=32,quantizer_efSearch=32 0.6852 0.7993 0.7993 0.10166 363868670 3
nprobe=32,quantizer_efSearch=64 0.6941 0.8098 0.8098 0.11686 362878144 3
nprobe=32,quantizer_efSearch=128 0.6956 0.8126 0.8126 0.14029 362418893 3
nprobe=64,quantizer_efSearch=32 0.7378 0.8697 0.8697 0.17255 720976505 2
nprobe=64,quantizer_efSearch=64 0.7504 0.8850 0.8850 0.18231 718584123 2
nprobe=64,quantizer_efSearch=128 0.7547 0.8904 0.8904 0.20866 717325137 2
nprobe=64,quantizer_efSearch=256 0.7553 0.8915 0.8915 0.26553 716845172 2
nprobe=64,quantizer_efSearch=512 0.7555 0.8919 0.8919 0.33984 716718217 1
nprobe=128,quantizer_efSearch=32 0.7589 0.9054 0.9054 0.37037 1426656082 1
nprobe=128,quantizer_efSearch=128 0.7814 0.9378 0.9379 0.38102 1416512098 1
nprobe=128,quantizer_efSearch=256 0.7830 0.9397 0.9398 0.45515 1414749661 1
nprobe=128,quantizer_efSearch=512 0.7831 0.9403 0.9404 0.51588 1414236671 1
nprobe=256,quantizer_efSearch=128 0.7980 0.9662 0.9665 0.69660 2792533681 1
nprobe=256,quantizer_efSearch=256 0.8009 0.9705 0.9708 0.73793 2786043227 1
nprobe=256,quantizer_efSearch=512 0.8017 0.9713 0.9716 0.82064 2783909400 1
nprobe=512,quantizer_efSearch=128 0.8018 0.9781 0.9784 1.35386 5500475868 1
nprobe=512,quantizer_efSearch=256 0.8063 0.9843 0.9846 1.33490 5478476172 1
nprobe=512,quantizer_efSearch=512 0.8070 0.9862 0.9865 1.38094 5468771939 1
`OPQ128_256,IVF4194304(IVF1024,PQ128x4fs,RFlat),PQ128x4fsr`
Index size 80845980176code_size 64
log filename: autotune.dbbigann1B.OPQ128_256_IVF4194304_IVF1024_PQ128x4fs_RFlat__PQ128x4fsr.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7046 0.8142 0.8142 0.26781 359755933 2
nprobe=4,quantizer_k_factor_rf=8,quantizer_nprobe=1 0.2276 0.2443 0.2443 0.00898 14032990 34
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.2825 0.3046 0.3046 0.00980 15492888 31
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2 0.2831 0.3053 0.3053 0.01001 15490061 30
nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3187 0.3436 0.3436 0.01415 18303007 22
nprobe=8,quantizer_k_factor_rf=16,quantizer_nprobe=2 0.3585 0.3918 0.3918 0.01939 28016890 16
nprobe=8,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.4082 0.4471 0.4471 0.02202 30825560 14
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4334 0.4766 0.4766 0.02681 36342004 12
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.4880 0.5409 0.5409 0.03181 55816781 10
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.4945 0.5491 0.5491 0.03475 55687403 9
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.5254 0.5850 0.5850 0.03779 61261520 8
nprobe=16,quantizer_k_factor_rf=16,quantizer_nprobe=8 0.5303 0.5915 0.5915 0.04443 61171681 7
nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.5384 0.6003 0.6003 0.04422 71944850 7
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5439 0.6076 0.6076 0.04541 72042100 7
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.5471 0.6126 0.6126 0.05656 93176005 6
nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6249 0.7088 0.7088 0.06996 121193802 5
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6351 0.7232 0.7232 0.07893 141418615 4
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.6357 0.7237 0.7237 0.08462 141771509 4
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=64 0.6363 0.7244 0.7244 0.10559 181931507 3
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=8 0.6578 0.7560 0.7560 0.12103 207930474 3
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=8 0.6655 0.7629 0.7629 0.12011 207400796 3
nprobe=64,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6871 0.7916 0.7916 0.12709 218397418 3
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6942 0.7994 0.7994 0.13518 217874887 3
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.7033 0.8116 0.8116 0.15527 237398057 2
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7051 0.8145 0.8145 0.17929 278913090 2
nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.7350 0.8606 0.8606 0.24409 409437977 2
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.7545 0.8877 0.8878 0.25823 428748192 2
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.7568 0.8906 0.8907 0.28237 469885621 2
nprobe=256,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.7603 0.8999 0.8999 0.45946 784633283 1
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.7611 0.9017 0.9017 0.46461 782155106 1
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.7869 0.9388 0.9389 0.48594 839393058 1
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.7873 0.9392 0.9393 0.49559 923720523 1
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.8047 0.9660 0.9661 0.87128 1575964739 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.8085 0.9738 0.9739 1.65024 1506760522 1
nprobe=1024,quantizer_k_factor_rf=1,quantizer_nprobe=64 0.8138 0.9834 0.9835 1.65496 1550031872 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64 0.8156 0.9845 0.9846 1.68471 1545031574 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.8165 0.9860 0.9861 1.65725 1625596147 1
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=256 0.8168 0.9862 0.9863 1.83553 1787914061 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=64 0.8193 0.9932 0.9933 3.36613 1526165811 1
nprobe=2048,quantizer_k_factor_rf=8,quantizer_nprobe=128 0.8220 0.9950 0.9951 3.25303 1622425252 1
`OPQ16_64,IVF1048576_HNSW32,PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 72700667282code_size 64
log filename: autotune.dbbigann1B.OPQ16_64_IVF1048576_HNSW32_PQ16x4fs_Refine_OPQ56_112_PQ56_.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5996 0.7693 0.7697 0.04177 718347519 8
k_factor_rf=1,nprobe=1,quantizer_efSearch=4 0.1588 0.1742 0.1743 0.00486 11585730 62
k_factor_rf=1,nprobe=2,quantizer_efSearch=4 0.2117 0.2335 0.2335 0.00520 23169613 58
k_factor_rf=1,nprobe=2,quantizer_efSearch=8 0.2420 0.2676 0.2676 0.00625 23031131 48
k_factor_rf=1,nprobe=8,quantizer_efSearch=4 0.3266 0.3722 0.3722 0.00724 92383076 42
k_factor_rf=1,nprobe=8,quantizer_efSearch=8 0.3415 0.3899 0.3899 0.00771 92292170 39
k_factor_rf=1,nprobe=16,quantizer_efSearch=4 0.3521 0.4020 0.4020 0.00886 183884252 34
k_factor_rf=2,nprobe=8,quantizer_efSearch=4 0.3630 0.4255 0.4256 0.00940 92383076 32
k_factor_rf=2,nprobe=16,quantizer_efSearch=4 0.3944 0.4670 0.4671 0.01133 183884252 27
k_factor_rf=2,nprobe=16,quantizer_efSearch=8 0.4318 0.5134 0.5135 0.01237 183560538 25
k_factor_rf=2,nprobe=16,quantizer_efSearch=16 0.4480 0.5345 0.5346 0.01370 183110448 22
k_factor_rf=2,nprobe=32,quantizer_efSearch=8 0.4508 0.5370 0.5370 0.01590 364726969 19
k_factor_rf=4,nprobe=16,quantizer_efSearch=8 0.4717 0.5750 0.5751 0.01613 183560538 19
k_factor_rf=4,nprobe=16,quantizer_efSearch=16 0.4892 0.5985 0.5986 0.01704 183110448 18
k_factor_rf=4,nprobe=32,quantizer_efSearch=8 0.4947 0.6068 0.6070 0.01944 364726969 16
k_factor_rf=4,nprobe=32,quantizer_efSearch=16 0.5249 0.6487 0.6489 0.02179 363785397 14
k_factor_rf=4,nprobe=32,quantizer_efSearch=32 0.5381 0.6650 0.6652 0.02522 362613802 12
k_factor_rf=4,nprobe=64,quantizer_efSearch=16 0.5410 0.6707 0.6709 0.02900 721117545 11
k_factor_rf=4,nprobe=64,quantizer_efSearch=32 0.5593 0.6964 0.6966 0.03197 718347519 10
k_factor_rf=8,nprobe=32,quantizer_efSearch=32 0.5681 0.7224 0.7228 0.03541 362613802 9
k_factor_rf=8,nprobe=64,quantizer_efSearch=32 0.5996 0.7693 0.7697 0.04308 718347519 7
k_factor_rf=8,nprobe=64,quantizer_efSearch=64 0.6091 0.7820 0.7824 0.04830 716119630 7
k_factor_rf=8,nprobe=128,quantizer_efSearch=64 0.6225 0.8022 0.8026 0.06087 1414932248 5
k_factor_rf=16,nprobe=64,quantizer_efSearch=64 0.6328 0.8297 0.8306 0.06817 716119630 5
k_factor_rf=16,nprobe=128,quantizer_efSearch=32 0.6349 0.8359 0.8367 0.07423 1421072118 5
k_factor_rf=16,nprobe=64,quantizer_efSearch=128 0.6356 0.8340 0.8349 0.07868 714928414 4
k_factor_rf=16,nprobe=128,quantizer_efSearch=64 0.6500 0.8573 0.8582 0.07998 1414932248 4
k_factor_rf=16,nprobe=128,quantizer_efSearch=128 0.6542 0.8641 0.8650 0.09088 1411214300 4
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.6605 0.8759 0.8766 0.11430 2781241814 3
k_factor_rf=16,nprobe=512,quantizer_efSearch=128 0.6616 0.8766 0.8772 0.14753 5474540803 3
k_factor_rf=32,nprobe=256,quantizer_efSearch=128 0.6832 0.9222 0.9234 0.15538 2781241814 2
k_factor_rf=32,nprobe=256,quantizer_efSearch=256 0.6852 0.9258 0.9270 0.16929 2775481018 2
k_factor_rf=64,nprobe=256,quantizer_efSearch=64 0.6856 0.9338 0.9355 0.20509 2792402069 2
k_factor_rf=64,nprobe=256,quantizer_efSearch=128 0.6934 0.9461 0.9479 0.21628 2781241814 2
k_factor_rf=64,nprobe=256,quantizer_efSearch=256 0.6954 0.9498 0.9516 0.23949 2775481018 2
k_factor_rf=64,nprobe=1024,quantizer_efSearch=128 0.6962 0.9527 0.9544 0.31045 10714747266 1
k_factor_rf=64,nprobe=512,quantizer_efSearch=512 0.6990 0.9589 0.9606 0.30903 5445623200 1
k_factor_rf=64,nprobe=1024,quantizer_efSearch=256 0.7002 0.9603 0.9620 0.34309 10710216681 1
k_factor_rf=64,nprobe=1024,quantizer_efSearch=512 0.7008 0.9616 0.9633 0.40115 10675229342 1
`OPQ16_64,IVF4194304_HNSW32,PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 74805056402code_size 64
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_HNSW32_PQ16x4fs_Refine_OPQ56_112_PQ56_.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5696 0.7278 0.7282 0.03348 194028923 9
k_factor_rf=1,nprobe=2,quantizer_efSearch=4 0.1620 0.1830 0.1830 0.00540 6266692 56
k_factor_rf=1,nprobe=2,quantizer_efSearch=8 0.1925 0.2159 0.2159 0.00663 6260865 46
k_factor_rf=1,nprobe=8,quantizer_efSearch=4 0.2957 0.3393 0.3393 0.00698 25024568 43
k_factor_rf=1,nprobe=8,quantizer_efSearch=8 0.3058 0.3512 0.3512 0.00740 25007984 41
k_factor_rf=2,nprobe=8,quantizer_efSearch=4 0.3157 0.3742 0.3743 0.00863 25024568 35
k_factor_rf=1,nprobe=16,quantizer_efSearch=4 0.3248 0.3735 0.3735 0.00797 49735553 38
k_factor_rf=1,nprobe=32,quantizer_efSearch=4 0.3380 0.3878 0.3878 0.00952 98584321 32
k_factor_rf=2,nprobe=16,quantizer_efSearch=4 0.3580 0.4249 0.4250 0.00977 49735553 31
k_factor_rf=1,nprobe=32,quantizer_efSearch=8 0.3811 0.4392 0.4392 0.01089 98689194 28
k_factor_rf=2,nprobe=16,quantizer_efSearch=8 0.3968 0.4722 0.4723 0.01145 49649160 27
k_factor_rf=2,nprobe=16,quantizer_efSearch=16 0.4160 0.4985 0.4986 0.01285 49490438 24
k_factor_rf=2,nprobe=32,quantizer_efSearch=8 0.4239 0.5035 0.5036 0.01341 98689194 23
k_factor_rf=4,nprobe=16,quantizer_efSearch=16 0.4376 0.5378 0.5379 0.01711 49490438 18
k_factor_rf=4,nprobe=32,quantizer_efSearch=8 0.4531 0.5570 0.5571 0.01794 98689194 17
k_factor_rf=2,nprobe=32,quantizer_efSearch=32 0.4743 0.5677 0.5678 0.01876 97860824 16
k_factor_rf=4,nprobe=32,quantizer_efSearch=16 0.4897 0.6050 0.6051 0.01963 98298725 16
k_factor_rf=4,nprobe=64,quantizer_efSearch=16 0.5154 0.6375 0.6377 0.02370 195014415 13
k_factor_rf=4,nprobe=64,quantizer_efSearch=32 0.5416 0.6728 0.6730 0.02717 194028923 12
k_factor_rf=8,nprobe=64,quantizer_efSearch=32 0.5696 0.7278 0.7282 0.03690 194028923 9
k_factor_rf=8,nprobe=128,quantizer_efSearch=32 0.5879 0.7563 0.7566 0.04463 383866776 7
k_factor_rf=8,nprobe=128,quantizer_efSearch=64 0.6074 0.7833 0.7836 0.05146 381682669 6
k_factor_rf=16,nprobe=128,quantizer_efSearch=32 0.6079 0.7984 0.7992 0.06413 383866776 5
k_factor_rf=8,nprobe=256,quantizer_efSearch=64 0.6153 0.7940 0.7943 0.06486 753800943 5
k_factor_rf=16,nprobe=128,quantizer_efSearch=64 0.6271 0.8272 0.8280 0.06962 381682669 5
k_factor_rf=16,nprobe=256,quantizer_efSearch=64 0.6417 0.8484 0.8490 0.08518 753800943 4
k_factor_rf=16,nprobe=256,quantizer_efSearch=128 0.6525 0.8638 0.8644 0.09841 749194681 4
k_factor_rf=32,nprobe=256,quantizer_efSearch=64 0.6578 0.8823 0.8836 0.12169 753800943 3
k_factor_rf=16,nprobe=512,quantizer_efSearch=128 0.6589 0.8749 0.8755 0.12552 1476144005 3
k_factor_rf=32,nprobe=256,quantizer_efSearch=128 0.6684 0.8991 0.9004 0.13442 749194681 3
k_factor_rf=32,nprobe=256,quantizer_efSearch=256 0.6726 0.9054 0.9067 0.14917 746380334 3
k_factor_rf=32,nprobe=512,quantizer_efSearch=128 0.6778 0.9160 0.9171 0.15446 1476144005 2
k_factor_rf=32,nprobe=512,quantizer_efSearch=256 0.6851 0.9285 0.9296 0.18031 1467587702 2
k_factor_rf=32,nprobe=512,quantizer_efSearch=512 0.6856 0.9289 0.9300 0.23228 1462838812 2
k_factor_rf=32,nprobe=1024,quantizer_efSearch=256 0.6889 0.9336 0.9347 0.23467 2885346689 2
k_factor_rf=64,nprobe=512,quantizer_efSearch=256 0.6942 0.9515 0.9532 0.25263 1467587702 2
k_factor_rf=64,nprobe=1024,quantizer_efSearch=256 0.6998 0.9611 0.9627 0.30168 2885346689 1
k_factor_rf=64,nprobe=1024,quantizer_efSearch=512 0.7009 0.9637 0.9654 0.35919 2869548940 1
`OPQ16_64,IVF4194304(IVF1024,PQ32x4fs,RFlat),PQ16x4fs,Refine(OPQ56_112,PQ56)`
Index size 73764737238code_size 64
log filename: autotune.dbbigann1B.OPQ16_64_IVF4194304_IVF1024_PQ32x4fs_RFlat__PQ16x4fs_Refine_OPQ56_112_PQ56_.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4263 0.5305 0.5309 0.02842 54916514 11
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1 0.0830 0.0904 0.0904 0.00429 4553888 70
k_factor_rf=1,nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.0946 0.1039 0.1039 0.00481 6013442 63
k_factor_rf=1,nprobe=2,quantizer_k_factor_rf=1,quantizer_nprobe=2 0.1399 0.1543 0.1543 0.00503 9143877 60
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=1 0.2169 0.2437 0.2437 0.00556 26159784 54
k_factor_rf=1,nprobe=4,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.2397 0.2710 0.2710 0.00643 18131343 47
k_factor_rf=1,nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=4 0.3013 0.3439 0.3439 0.00720 30485555 42
k_factor_rf=1,nprobe=16,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3169 0.3605 0.3605 0.00802 55100802 38
k_factor_rf=1,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=2 0.3195 0.3621 0.3621 0.00932 100744884 33
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=1,quantizer_nprobe=4 0.3908 0.4593 0.4594 0.01230 103875413 25
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=8 0.4441 0.5283 0.5284 0.01509 108959560 20
k_factor_rf=2,nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.4625 0.5507 0.5508 0.01853 119516167 17
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=4 0.4779 0.5852 0.5854 0.02484 199047653 13
k_factor_rf=2,nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.4960 0.5898 0.5899 0.02788 404891094 11
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.5411 0.6675 0.6676 0.02664 215052387 12
k_factor_rf=4,nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.5505 0.6816 0.6818 0.03249 214420705 10
k_factor_rf=8,nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.5758 0.7328 0.7332 0.03703 214905748 9
k_factor_rf=8,nprobe=128,quantizer_k_factor_rf=1,quantizer_nprobe=32 0.5838 0.7421 0.7423 0.04893 425278421 7
k_factor_rf=8,nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.6138 0.7919 0.7922 0.06350 422862714 5
k_factor_rf=8,nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32 0.6232 0.8063 0.8066 0.07434 790087865 5
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=16 0.6348 0.8355 0.8361 0.08061 771857949 4
k_factor_rf=16,nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=16 0.6350 0.8351 0.8357 0.09866 1504419994 4
k_factor_rf=16,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6519 0.8635 0.8641 0.10994 911784676 3
k_factor_rf=32,nprobe=256,quantizer_k_factor_rf=8,quantizer_nprobe=16 0.6542 0.8749 0.8762 0.13471 770555258 3
k_factor_rf=16,nprobe=512,quantizer_k_factor_rf=8,quantizer_nprobe=32 0.6600 0.8781 0.8787 0.15379 1508445817 2
k_factor_rf=32,nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=16 0.6616 0.8897 0.8908 0.15482 1491689373 2
k_factor_rf=64,nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6712 0.9092 0.9109 0.18541 791690201 2
k_factor_rf=64,nprobe=512,quantizer_k_factor_rf=2,quantizer_nprobe=128 0.6925 0.9458 0.9475 0.22410 1631389823 2
k_factor_rf=64,nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=32 0.6926 0.9493 0.9509 0.34922 5663967195 1
k_factor_rf=64,nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=256 0.6963 0.9529 0.9546 0.35990 1790508002 1
k_factor_rf=64,nprobe=2048,quantizer_k_factor_rf=32,quantizer_nprobe=64 0.7008 0.9635 0.9650 1.00432 5685481663 1
k_factor_rf=64,nprobe=2048,quantizer_k_factor_rf=32,quantizer_nprobe=128 0.7019 0.9660 0.9675 1.05989 5759276299 1
k_factor_rf=64,nprobe=2048,quantizer_k_factor_rf=32,quantizer_nprobe=512 0.7021 0.9661 0.9676 1.22078 6243656201 1
`OPQ56_112,IVF1048576_HNSW32,PQ7+56`
Index size 71763799516code_size 63
log filename: autotune.dbbigann1B.OPQ56_112_IVF1048576_HNSW32_PQ7+56.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.4698 0.5820 0.5820 0.03267 0 10
nprobe=4,quantizer_efSearch=4,ht=56,k_factor=1 0.2949 0.3457 0.3457 0.01293 0 24
nprobe=8,quantizer_efSearch=8,ht=56,k_factor=1 0.3966 0.4786 0.4786 0.01970 0 16
nprobe=8,quantizer_efSearch=8,ht=56,k_factor=2 0.4125 0.5088 0.5089 0.02470 0 13
nprobe=16,quantizer_efSearch=4,ht=56,k_factor=2 0.4411 0.5539 0.5540 0.03413 0 9
nprobe=16,quantizer_efSearch=8,ht=56,k_factor=1 0.4538 0.5584 0.5584 0.03057 0 10
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=1 0.4698 0.5820 0.5820 0.03256 0 10
nprobe=16,quantizer_efSearch=32,ht=56,k_factor=1 0.4823 0.5990 0.5990 0.03801 0 8
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=2 0.4967 0.6331 0.6332 0.03785 0 8
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=4 0.5124 0.6629 0.6630 0.04836 0 7
nprobe=16,quantizer_efSearch=32,ht=56,k_factor=4 0.5249 0.6818 0.6819 0.05316 0 6
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=2 0.5379 0.6963 0.6964 0.05776 0 6
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=2 0.5514 0.7157 0.7158 0.06175 0 5
nprobe=64,quantizer_efSearch=16,ht=56,k_factor=4 0.5780 0.7721 0.7726 0.10105 0 3
nprobe=32,quantizer_efSearch=128,ht=56,k_factor=4 0.5793 0.7716 0.7720 0.09773 0 4
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=2 0.5796 0.7632 0.7635 0.10341 0 3
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=8 0.5811 0.7816 0.7822 0.09324 0 4
nprobe=32,quantizer_efSearch=128,ht=56,k_factor=8 0.5889 0.7959 0.7966 0.11367 0 3
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=8 0.6229 0.8577 0.8589 0.13166 0 3
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=8 0.6416 0.8948 0.8964 0.23825 0 2
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=16 0.6460 0.9134 0.9155 0.19397 0 2
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=16 0.6495 0.9208 0.9229 0.25177 0 2
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=16 0.6610 0.9442 0.9470 0.41484 0 1
nprobe=256,quantizer_efSearch=512,ht=56,k_factor=16 0.6612 0.9449 0.9477 0.45211 0 1
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=32 0.6651 0.9603 0.9641 0.48768 0 1
nprobe=256,quantizer_efSearch=512,ht=56,k_factor=32 0.6655 0.9611 0.9649 0.54979 0 1
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=64 0.6705 0.9772 0.9824 0.87191 0 1
nprobe=1024,quantizer_efSearch=512,ht=56,k_factor=64 0.6729 0.9838 0.9891 1.38978 0 1
nprobe=2048,quantizer_efSearch=512,ht=56,k_factor=64 0.6734 0.9846 0.9902 1.67557 0 1
`OPQ56_112,IVF4194304_HNSW32,PQ7+56`
Index size 74054325212code_size 63
log filename: autotune.dbbigann1B.OPQ56_112_IVF4194304_HNSW32_PQ7+56.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1726 0.1984 0.1984 0.00953 0 32
nprobe=1,quantizer_efSearch=4,ht=56,k_factor=1 0.1206 0.1342 0.1342 0.00840 0 36
nprobe=2,quantizer_efSearch=4,ht=56,k_factor=1 0.1726 0.1984 0.1984 0.00956 0 32
nprobe=2,quantizer_efSearch=8,ht=56,k_factor=1 0.2084 0.2390 0.2390 0.01131 0 27
nprobe=4,quantizer_efSearch=4,ht=56,k_factor=1 0.2257 0.2674 0.2674 0.01150 0 27
nprobe=8,quantizer_efSearch=4,ht=56,k_factor=1 0.3242 0.3965 0.3965 0.01622 0 19
nprobe=8,quantizer_efSearch=8,ht=56,k_factor=1 0.3388 0.4155 0.4155 0.01680 0 18
nprobe=8,quantizer_efSearch=8,ht=56,k_factor=2 0.3454 0.4284 0.4287 0.02133 0 15
nprobe=16,quantizer_efSearch=4,ht=56,k_factor=1 0.3642 0.4565 0.4565 0.02315 0 13
nprobe=16,quantizer_efSearch=8,ht=56,k_factor=1 0.4053 0.5125 0.5125 0.02480 0 13
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=1 0.4205 0.5346 0.5347 0.02684 0 12
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=2 0.4341 0.5624 0.5628 0.03160 0 10
nprobe=16,quantizer_efSearch=32,ht=56,k_factor=1 0.4364 0.5561 0.5561 0.03276 0 10
nprobe=16,quantizer_efSearch=16,ht=56,k_factor=4 0.4388 0.5739 0.5746 0.04097 0 8
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=1 0.4637 0.6000 0.6001 0.04102 0 8
nprobe=32,quantizer_efSearch=16,ht=56,k_factor=2 0.4851 0.6446 0.6452 0.04594 0 7
nprobe=32,quantizer_efSearch=32,ht=56,k_factor=2 0.5011 0.6686 0.6695 0.05067 0 6
nprobe=32,quantizer_efSearch=64,ht=56,k_factor=2 0.5083 0.6793 0.6802 0.06139 0 5
nprobe=32,quantizer_efSearch=64,ht=56,k_factor=4 0.5176 0.7035 0.7049 0.07020 0 5
nprobe=64,quantizer_efSearch=32,ht=56,k_factor=2 0.5323 0.7266 0.7278 0.07541 0 4
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=2 0.5410 0.7410 0.7421 0.08459 0 4
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=4 0.5555 0.7803 0.7820 0.09356 0 4
nprobe=64,quantizer_efSearch=128,ht=56,k_factor=4 0.5591 0.7858 0.7876 0.13295 0 3
nprobe=64,quantizer_efSearch=64,ht=56,k_factor=8 0.5611 0.7962 0.7983 0.11131 0 3
nprobe=128,quantizer_efSearch=32,ht=56,k_factor=4 0.5621 0.8008 0.8027 0.11289 0 3
nprobe=64,quantizer_efSearch=128,ht=56,k_factor=8 0.5648 0.8017 0.8040 0.12378 0 3
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=4 0.5804 0.8320 0.8340 0.13824 0 3
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=4 0.5867 0.8426 0.8449 0.16442 0 2
nprobe=128,quantizer_efSearch=64,ht=56,k_factor=8 0.5887 0.8561 0.8588 0.16789 0 2
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=8 0.5946 0.8671 0.8704 0.17944 0 2
nprobe=128,quantizer_efSearch=256,ht=56,k_factor=8 0.5960 0.8691 0.8725 0.20916 0 2
nprobe=128,quantizer_efSearch=128,ht=56,k_factor=16 0.5985 0.8784 0.8828 0.22729 0 2
nprobe=128,quantizer_efSearch=256,ht=56,k_factor=16 0.6000 0.8805 0.8851 0.25029 0 2
nprobe=256,quantizer_efSearch=64,ht=56,k_factor=16 0.6044 0.8971 0.9018 0.28660 0 2
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=16 0.6153 0.9229 0.9283 0.32622 0 1
nprobe=256,quantizer_efSearch=512,ht=56,k_factor=16 0.6158 0.9235 0.9288 0.40317 0 1
nprobe=256,quantizer_efSearch=256,ht=56,k_factor=32 0.6165 0.9289 0.9360 0.44156 0 1
nprobe=256,quantizer_efSearch=512,ht=56,k_factor=32 0.6170 0.9294 0.9366 0.46502 0 1
nprobe=512,quantizer_efSearch=128,ht=56,k_factor=16 0.6184 0.9349 0.9409 0.45465 0 1
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=16 0.6234 0.9438 0.9507 0.49387 0 1
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=16 0.6237 0.9451 0.9518 0.54618 0 1
nprobe=512,quantizer_efSearch=256,ht=56,k_factor=32 0.6248 0.9538 0.9630 0.57169 0 1
nprobe=512,quantizer_efSearch=512,ht=56,k_factor=32 0.6253 0.9548 0.9640 0.62274 0 1
nprobe=1024,quantizer_efSearch=256,ht=56,k_factor=16 0.6260 0.9517 0.9585 0.82566 0 1
nprobe=1024,quantizer_efSearch=512,ht=56,k_factor=16 0.6273 0.9551 0.9622 0.87702 0 1
nprobe=1024,quantizer_efSearch=256,ht=56,k_factor=32 0.6283 0.9645 0.9742 0.87985 0 1
nprobe=1024,quantizer_efSearch=512,ht=56,k_factor=64 0.6297 0.9716 0.9829 1.15109 0 1
nprobe=2048,quantizer_efSearch=512,ht=56,k_factor=64 0.6315 0.9765 0.9885 1.75454 0 1
`OPQ56_112,IVF4194304(IVF1024,PQ56x4fs,RFlat),PQ7+56`
Index size 73064805280code_size 63
log filename: autotune.dbbigann1B.OPQ56_112_IVF4194304_IVF1024_PQ56x4fs_RFlat__PQ7+56.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.5921 0.8613 0.8633 0.31704 43417738 1
nprobe=1,quantizer_k_factor_rf=1,quantizer_nprobe=1,ht=56,k_factor=1 0.0880 0.0983 0.0983 0.00537 1443706 56
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=56,k_factor=1 0.1997 0.2345 0.2345 0.00733 1447299 41
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=56,k_factor=1 0.2465 0.2937 0.2937 0.00818 2884657 37
nprobe=8,quantizer_k_factor_rf=2,quantizer_nprobe=2,ht=56,k_factor=2 0.3005 0.3692 0.3692 0.01315 2880705 23
nprobe=16,quantizer_k_factor_rf=8,quantizer_nprobe=4,ht=56,k_factor=1 0.3999 0.5036 0.5036 0.01782 5664753 17
nprobe=16,quantizer_k_factor_rf=32,quantizer_nprobe=4,ht=56,k_factor=1 0.4006 0.5047 0.5047 0.02085 5695242 15
nprobe=16,quantizer_k_factor_rf=2,quantizer_nprobe=8,ht=56,k_factor=2 0.4272 0.5517 0.5518 0.02284 11191876 14
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=56,k_factor=2 0.4375 0.5664 0.5666 0.02334 11237398 13
nprobe=16,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=56,k_factor=2 0.4458 0.5814 0.5816 0.02644 22043093 12
nprobe=32,quantizer_k_factor_rf=2,quantizer_nprobe=32,ht=56,k_factor=1 0.4766 0.6234 0.6234 0.03400 42654434 9
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=16,ht=56,k_factor=1 0.4793 0.6275 0.6275 0.03436 22001840 9
nprobe=64,quantizer_k_factor_rf=2,quantizer_nprobe=16,ht=56,k_factor=1 0.5007 0.6611 0.6611 0.04466 21665406 7
nprobe=32,quantizer_k_factor_rf=8,quantizer_nprobe=16,ht=56,k_factor=8 0.5135 0.7068 0.7082 0.05605 22039944 6
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=56,k_factor=4 0.5148 0.7083 0.7091 0.05749 83328732 6
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=56,k_factor=4 0.5545 0.7851 0.7864 0.06507 42869933 5
nprobe=64,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=56,k_factor=8 0.5598 0.8014 0.8034 0.07748 42011167 4
nprobe=128,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=2 0.5609 0.7824 0.7835 0.09135 81756484 4
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=64,ht=56,k_factor=4 0.5836 0.8418 0.8436 0.11168 84176612 3
nprobe=128,quantizer_k_factor_rf=4,quantizer_nprobe=32,ht=56,k_factor=16 0.5932 0.8761 0.8800 0.13894 42983696 3
nprobe=256,quantizer_k_factor_rf=4,quantizer_nprobe=32,ht=56,k_factor=8 0.6033 0.8980 0.9020 0.17839 42785897 2
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=32,ht=56,k_factor=8 0.6035 0.8983 0.9024 0.20788 43417738 2
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=56,k_factor=8 0.6064 0.9064 0.9106 0.20807 85070606 2
nprobe=256,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=32 0.6124 0.9246 0.9309 0.26000 82409686 2
nprobe=512,quantizer_k_factor_rf=4,quantizer_nprobe=64,ht=56,k_factor=8 0.6137 0.9217 0.9262 0.29936 82345673 2
nprobe=512,quantizer_k_factor_rf=1,quantizer_nprobe=128,ht=56,k_factor=16 0.6147 0.9313 0.9371 0.32314 161821134 1
nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=64,ht=56,k_factor=32 0.6227 0.9556 0.9634 0.45546 85070606 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=16 0.6240 0.9563 0.9630 0.53994 85070606 1
nprobe=1024,quantizer_k_factor_rf=4,quantizer_nprobe=512,ht=56,k_factor=16 0.6255 0.9590 0.9656 0.66017 654590151 1
nprobe=1024,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=56,k_factor=32 0.6278 0.9702 0.9787 0.71303 329449940 1
nprobe=1024,quantizer_k_factor_rf=32,quantizer_nprobe=128,ht=56,k_factor=32 0.6279 0.9698 0.9783 0.94378 167194871 1
nprobe=2048,quantizer_k_factor_rf=2,quantizer_nprobe=64,ht=56,k_factor=32 0.6291 0.9732 0.9819 1.06004 85070606 1
nprobe=2048,quantizer_k_factor_rf=8,quantizer_nprobe=256,ht=56,k_factor=32 0.6297 0.9752 0.9841 1.24319 329449940 1
nprobe=2048,quantizer_k_factor_rf=4,quantizer_nprobe=256,ht=56,k_factor=64 0.6302 0.9813 0.9919 1.26195 329449940 1
`OPQ64_128,IVF1048576_HNSW32,PQ64`
Index size 72830818224code_size 64
log filename: autotune.dbbigann1B.OPQ64_128_IVF1048576_HNSW32_PQ64.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7913 0.9022 0.9022 0.47081 1426680833 1
nprobe=1,quantizer_efSearch=4,ht=56 0.0001 0.0001 0.0001 0.00608 11626660 50
nprobe=1,quantizer_efSearch=4,ht=202 0.0626 0.0644 0.0644 0.00616 11626660 49
nprobe=1,quantizer_efSearch=4,ht=232 0.1735 0.1818 0.1818 0.00687 11626660 44
nprobe=1,quantizer_efSearch=16,ht=228 0.1899 0.1980 0.1980 0.01137 11521135 27
nprobe=4,quantizer_efSearch=4,ht=218 0.2573 0.2720 0.2720 0.01619 46332337 19
nprobe=2,quantizer_efSearch=8,ht=230 0.2749 0.2891 0.2891 0.01210 23181185 25
nprobe=4,quantizer_efSearch=4,ht=228 0.3183 0.3390 0.3390 0.01720 46332337 18
nprobe=4,quantizer_efSearch=16,ht=236 0.4136 0.4408 0.4408 0.02329 46113575 13
nprobe=8,quantizer_efSearch=8,ht=242 0.4957 0.5381 0.5381 0.03844 92583897 8
nprobe=16,quantizer_efSearch=32,ht=224 0.5459 0.5928 0.5928 0.06653 182918523 5
nprobe=16,quantizer_efSearch=32,ht=232 0.6052 0.6651 0.6651 0.06983 182918523 5
nprobe=16,quantizer_efSearch=16,ht=246 0.6178 0.6833 0.6833 0.07821 183696323 4
nprobe=16,quantizer_efSearch=64,ht=234 0.6186 0.6812 0.6812 0.07931 182506337 4
nprobe=16,quantizer_efSearch=128,ht=236 0.6279 0.6920 0.6920 0.09622 182362688 4
nprobe=32,quantizer_efSearch=32,ht=230 0.6698 0.7438 0.7438 0.11794 363838574 3
nprobe=32,quantizer_efSearch=32,ht=234 0.6889 0.7690 0.7690 0.12072 363838574 3
nprobe=32,quantizer_efSearch=16,ht=250 0.6915 0.7750 0.7750 0.15125 365163552 2
nprobe=32,quantizer_efSearch=128,ht=240 0.7163 0.8033 0.8033 0.15416 362405783 2
nprobe=32,quantizer_efSearch=256,ht=250 0.7244 0.8135 0.8135 0.20613 362271048 2
nprobe=64,quantizer_efSearch=256,ht=236 0.7696 0.8689 0.8689 0.26871 716805802 2
nprobe=64,quantizer_efSearch=64,ht=250 0.7786 0.8846 0.8846 0.30006 718519024 2
nprobe=64,quantizer_efSearch=256,ht=246 0.7833 0.8897 0.8897 0.31729 716805802 1
nprobe=128,quantizer_efSearch=64,ht=236 0.7960 0.9065 0.9065 0.44416 1420651270 1
nprobe=128,quantizer_efSearch=64,ht=238 0.8002 0.9137 0.9137 0.44495 1420651270 1
nprobe=128,quantizer_efSearch=64,ht=250 0.8103 0.9297 0.9297 0.53789 1420651270 1
nprobe=128,quantizer_efSearch=256,ht=256 0.8193 0.9402 0.9402 0.64841 1414674969 1
nprobe=256,quantizer_efSearch=256,ht=240 0.8350 0.9602 0.9602 0.88846 2785921805 1
nprobe=512,quantizer_efSearch=128,ht=240 0.8386 0.9677 0.9677 1.61460 5500318668 1
nprobe=512,quantizer_efSearch=128,ht=242 0.8416 0.9721 0.9721 1.42032 5500318668 1
nprobe=1024,quantizer_efSearch=256,ht=240 0.8476 0.9805 0.9805 2.94925 10764790786 1
nprobe=2048,quantizer_efSearch=512,ht=250 0.8569 0.9956 0.9956 7.18776 21027871703 1
`OPQ64_128,IVF4194304_HNSW32,PQ64`
Index size 75322670512code_size 64
log filename: autotune.dbbigann1B.OPQ64_128_IVF4194304_HNSW32_PQ64.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.7416 0.8363 0.8363 0.34508 390557595 1
nprobe=1,quantizer_efSearch=4,ht=232 0.1198 0.1233 0.1233 0.00597 3196901 51
nprobe=2,quantizer_efSearch=8,ht=230 0.2031 0.2106 0.2106 0.01001 6364627 30
nprobe=4,quantizer_efSearch=4,ht=226 0.2229 0.2343 0.2343 0.01250 12753467 25
nprobe=4,quantizer_efSearch=4,ht=228 0.2299 0.2420 0.2420 0.01262 12753467 24
nprobe=4,quantizer_efSearch=16,ht=236 0.3191 0.3378 0.3378 0.01985 12663805 16
nprobe=8,quantizer_efSearch=8,ht=242 0.3974 0.4262 0.4262 0.02979 25464161 11
nprobe=16,quantizer_efSearch=16,ht=246 0.5335 0.5804 0.5804 0.05813 50371916 6
nprobe=16,quantizer_efSearch=128,ht=236 0.5366 0.5823 0.5823 0.09390 49727568 4
nprobe=32,quantizer_efSearch=8,ht=238 0.5574 0.6090 0.6090 0.09490 100393538 4
nprobe=32,quantizer_efSearch=32,ht=230 0.5722 0.6251 0.6251 0.09920 99487063 4
nprobe=32,quantizer_efSearch=32,ht=234 0.6012 0.6600 0.6600 0.10074 99487063 3
nprobe=32,quantizer_efSearch=16,ht=250 0.6176 0.6821 0.6821 0.10555 99958890 3
nprobe=32,quantizer_efSearch=128,ht=240 0.6438 0.7075 0.7075 0.13404 98693523 3
nprobe=32,quantizer_efSearch=256,ht=250 0.6545 0.7232 0.7232 0.17975 98579331 2
nprobe=64,quantizer_efSearch=256,ht=246 0.7229 0.8100 0.8100 0.25443 195118450 2
nprobe=128,quantizer_efSearch=64,ht=238 0.7526 0.8457 0.8457 0.35454 388095972 1
nprobe=128,quantizer_efSearch=64,ht=250 0.7706 0.8728 0.8728 0.37586 388095972 1
nprobe=128,quantizer_efSearch=256,ht=256 0.7841 0.8903 0.8903 0.44655 385020900 1
nprobe=256,quantizer_efSearch=256,ht=240 0.8090 0.9195 0.9195 0.71828 758338565 1
nprobe=512,quantizer_efSearch=128,ht=240 0.8193 0.9367 0.9367 1.30100 1501517298 1
nprobe=512,quantizer_efSearch=128,ht=242 0.8227 0.9433 0.9433 1.29112 1501517298 1
nprobe=1024,quantizer_efSearch=256,ht=240 0.8380 0.9609 0.9609 2.10379 2934858148 1
nprobe=2048,quantizer_efSearch=512,ht=512 0.8557 0.9916 0.9916 3.13607 5727887628 1
`OPQ64_128,IVF4194304(IVF1024,PQ64x4fs,RFlat),PQ64`
Index size 74350072308code_size 64
log filename: autotune.dbbigann1B.OPQ64_128_IVF4194304_IVF1024_PQ64x4fs_RFlat__PQ64.d.stdout
parameters R@1 R@10 R@100 time(ms/q) nb distances #runs
0.1620 0.1681 0.1681 0.07147 318445064 5
nprobe=1,quantizer_k_factor_rf=4,quantizer_nprobe=1,ht=512 0.1170 0.1219 0.1219 0.00400 4613801 76
nprobe=1,quantizer_k_factor_rf=8,quantizer_nprobe=2,ht=244 0.1422 0.1473 0.1473 0.00584 6033578 52
nprobe=1,quantizer_k_factor_rf=32,quantizer_nprobe=4,ht=240 0.1510 0.1563 0.1563 0.00944 8820970 32
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=2,ht=226 0.2361 0.2483 0.2483 0.01102 15520109 28
nprobe=4,quantizer_k_factor_rf=16,quantizer_nprobe=2,ht=244 0.2831 0.3009 0.3009 0.01305 15502426 23
nprobe=4,quantizer_k_factor_rf=4,quantizer_nprobe=8,ht=232 0.3046 0.3230 0.3230 0.01809 23794440 17
nprobe=8,quantizer_k_factor_rf=1,quantizer_nprobe=2,ht=242 0.3124 0.3332 0.3332 0.01974 28241197 16
nprobe=8,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=244 0.4413 0.4742 0.4742 0.03131 47267687 10
nprobe=16,quantizer_k_factor_rf=64,quantizer_nprobe=4,ht=254 0.5029 0.5479 0.5479 0.05531 55661716 6
nprobe=16,quantizer_k_factor_rf=64,quantizer_nprobe=8,ht=246 0.5354 0.5854 0.5854 0.05553 60977092 6
nprobe=16,quantizer_k_factor_rf=64,quantizer_nprobe=128,ht=238 0.5417 0.5908 0.5908 0.08877 210496937 4
nprobe=32,quantizer_k_factor_rf=64,quantizer_nprobe=16,ht=236 0.6179 0.6787 0.6787 0.10110 121076197 3
nprobe=32,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=242 0.6430 0.7115 0.7115 0.11029 262459817 3
nprobe=32,quantizer_k_factor_rf=64,quantizer_nprobe=64,ht=248 0.6493 0.7201 0.7201 0.11908 182781928 3
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=16,ht=252 0.7112 0.7975 0.7975 0.15544 218033594 2
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=32,ht=252 0.7213 0.8100 0.8100 0.16083 238888278 2
nprobe=64,quantizer_k_factor_rf=4,quantizer_nprobe=128,ht=254 0.7220 0.8117 0.8117 0.18537 362507048 2
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=246 0.7756 0.8801 0.8801 0.29288 428823674 2
nprobe=128,quantizer_k_factor_rf=8,quantizer_nprobe=32,ht=252 0.7789 0.8857 0.8857 0.30613 426101084 1
nprobe=256,quantizer_k_factor_rf=16,quantizer_nprobe=256,ht=512 0.8179 0.9391 0.9391 0.42362 1086117263 1
nprobe=512,quantizer_k_factor_rf=16,quantizer_nprobe=128,ht=244 0.8305 0.9574 0.9574 1.16008 1652059131 1
nprobe=1024,quantizer_k_factor_rf=2,quantizer_nprobe=128,ht=512 0.8487 0.9854 0.9854 1.23161 3081073224 1
nprobe=2048,quantizer_k_factor_rf=64,quantizer_nprobe=512,ht=512 0.8548 0.9955 0.9955 3.94201 6335515537 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