Density Estimation Benchmark Datasets

A collection of datasets used in machine learning for density estimation.

If you use any of the datasets, you should cite their original papers.¹²³⁴

Datasets

Dataset	type	#vars	#train	#valid	#test	density	abbrv
NLTCS1	binary	16	16181	2157	3236	0.332	NLTCS
MSNBC1	binary	17	291326	38843	58265	0.166	msnbc
KDDCup2k1	binary	65	180092	19907	34955	0.008	kdd
Plants1	binary	69	17412	2321	3482	0.180	plants
Audio1	binary	100	15000	2000	3000	0.199	baudio
Jester1	binary	100	9000	1000	4116	0.608	jester
Netflix1	binary	100	15000	2000	3000	0.541	bnetflix
Accidents2	binary	111	12758	1700	2551	0.291	accidents
Mushrooms4	binary	112	2000	500	5624	0.187	mushrooms
Adult4	binary	123	5000	1414	26147	0.112	adult
Connect 44	binary	126	16000	4000	47557	0.333	connect4
OCR Letters4	binary	128	32152	10000	10000	0.220	ocr_letters
RCV-14	binary	150	40000	10000	150000	0.138	rcv1
Retail2	binary	135	22041	2938	4408	0.024	tretail
Pumsb-star2	binary	163	12262	1635	2452	0.270	pumsb_star
DNA2	binary	180	1600	400	1186	0.253	dna
Kosarek2	binary	190	33375	4450	6675	0.020	kosarek
MSWeb1	binary	294	29441	3270	5000	0.010	MSWeb
NIPS4	binary	500	400	100	1240	0.367	nips
Book1	binary	500	8700	1159	1739	0.016	book
EachMovie1	binary	500	4525	1002	591	0.059	tmovie
WebKB1	binary	839	2803	558	838	0.064	cwebkb
Reuters-521	binary	889	6532	1028	1540	0.036	cr52
20 NewsGroup1	binary	910	11293	3764	3764	0.049	c20ng
Movie reviews3	binary	1001	1600	150	250	0.140	moviereview
BBC2	binary	1058	1670	225	330	0.078	bbc
Voting3	binary	1359	1214	200	350	0.333	voting
Ad2	binary	1556	2461	327	491	0.008	ad

Introduced in:

1 Daniel Lowd, Jesse Davis: Learning Markov Network Structure with Decision Trees. ICDM 2010

2 Jan Van Haaren, Jesse Davis: Markov Network Structure Learning: A Randomized Feature Generation Approach. AAAI 2012

3 Jessa Bekker, Jesse Davis, Arthur Choi, Adnan Darwiche, Guy Van den Broeck: Tractable Learning for Complex Probability Queries. NIPS 2015

4 Hugo Larochelle, Iain Murray: The Neural Autoregressive Distribution Estimator. AISTATS 2011