This repository contains some datasets that I have collected in Recommender Systems.
These datasets are very popular in Recommender Systems which can be used as baseline.
Below is the table of some statistics of above datasets.
Data Set | Users | Items | Ratings (Scale) | Density | Users | Links (Type) |
---|---|---|---|---|---|---|
Ciao | 7,375 | 99,746 | 278,483--[1, 5] | 0.0379% | 7,375 | 111,781--Trust |
Douban | 129,490 | 58,541 | 16,830,839--[1, 5] | 0.222% | 129,490 | 1,692,952--Friendship |
Epinions (665K) | 40,163 | 139,738 | 664,824--[1, 5] | 0.0118% | 49,289 | 487,183--Trust |
Epinions (510K) | 71,002 | 104,356 | 508,960--[1, 5] | 0.00687% | Trust | |
Epinions (Extended) | 120,492 | 755,760 | 13,668,320--[1, 5] | 0.015% | Trust Distrust | |
Flixster | 147,612 | 48,794 | 8,196,077--[0.5, 5.0] | 0.1138% | 787,213 | 11,794,648--Friendship |
FilmTrust | 1,508 | 2,071 | 35,497--[0.5, 4.0] | 1.14% | 1,642 | 1,853--Trust |
Jester | 59,132 | 140 | 1,761,439--Explicit | 21.28% | ||
MovieLens 100K | 943 | 1,682 | 100,000--[1, 5] | 6.30% | ||
MovieLens 1M | 6,040 | 3,706 | 1,000,209--[1, 5] | 4.47% | ||
MovieLens 10M | 71,567 | 10,681 | 10,000,054--[1, 5] | 1.308% |