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characteristics_table_basic_detailed.txt
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||------------------------------------------||--------------------------------------------------||-----------------------------------||-----------------------------------||
|| || || Interactions per User || Interactions per Item ||
|| Dataset || Users | Items | Interactions | Density || Minimum | Maximum | Average || Minimum | Maximum | Average ||
||------------------------------------------||--------------------------------------------------||-----------------------------------||-----------------------------------||
|| (1) Amazon (Amazon Instant Video) || 5,130 | 1,685 | 37,126 | 0.429498 || 5 | 123 | 7.237 || 5 | 455 | 22.033 ||
|| (2) Amazon (Apps for Android) || 87,271 | 13,209 | 752,937 | 0.065316 || 5 | 565 | 8.628 || 5 | 6,282 | 57.002 ||
|| (3) Amazon (Automotive) || 2,928 | 1,835 | 20,473 | 0.381043 || 5 | 51 | 6.992 || 5 | 169 | 11.157 ||
|| (4) Amazon (Baby) || 19,445 | 7,050 | 160,792 | 0.117292 || 5 | 125 | 8.269 || 5 | 780 | 22.807 ||
|| (5) Amazon (Beauty) || 22,363 | 12,101 | 198,502 | 0.073352 || 5 | 204 | 8.876 || 5 | 431 | 16.404 ||
|| (6) Amazon (Books) || 603,668 | 367,982 | 8,898,041 | 0.004006 || 5 | 23,222 | 14.740 || 5 | 7,440 | 24.181 ||
|| (7) Amazon (CDs & Vinyl) || 75,258 | 64,443 | 1,097,592 | 0.022631 || 5 | 3,583 | 14.584 || 5 | 1,026 | 17.032 ||
|| (8) Amazon (Cell Phones & Accessories) || 27,879 | 10,429 | 194,439 | 0.066875 || 5 | 152 | 6.974 || 5 | 837 | 18.644 ||
|| (9) Amazon (Clothing Shoes & Jewelry) || 39,387 | 23,033 | 278,677 | 0.030718 || 5 | 136 | 7.075 || 5 | 441 | 12.099 ||
|| (10) Amazon (Digital Music) || 5,541 | 3,568 | 64,706 | 0.327289 || 5 | 578 | 11.678 || 5 | 272 | 18.135 ||
|| (11) Amazon (Electronics) || 192,403 | 63,001 | 1,689,188 | 0.013935 || 5 | 431 | 8.779 || 5 | 4,915 | 26.812 ||
|| (12) Amazon (Grocery & Gourmet Food) || 14,681 | 8,713 | 151,254 | 0.118245 || 5 | 204 | 10.303 || 5 | 742 | 17.360 ||
|| (13) Amazon (Health & Personal Care) || 38,609 | 18,534 | 346,355 | 0.048402 || 5 | 292 | 8.971 || 5 | 1,089 | 18.688 ||
|| (14) Amazon (Home & Kitchen) || 66,519 | 28,237 | 551,682 | 0.029371 || 5 | 277 | 8.294 || 5 | 1,064 | 19.538 ||
|| (15) Amazon (Kindle Store) || 68,223 | 61,934 | 982,619 | 0.023255 || 5 | 1,173 | 14.403 || 5 | 1,113 | 15.866 ||
|| (16) Amazon (Movies & TV) || 123,960 | 50,052 | 1,697,533 | 0.027360 || 5 | 2,368 | 13.694 || 5 | 2,213 | 33.915 ||
|| (17) Amazon (Musical Instruments) || 1,429 | 900 | 10,261 | 0.797838 || 5 | 42 | 7.181 || 5 | 163 | 11.401 ||
|| (18) Amazon (Office Products) || 4,905 | 2,420 | 53,258 | 0.448674 || 5 | 94 | 10.858 || 5 | 311 | 22.007 ||
|| (19) Amazon (Patio Lawn & Garden) || 1,686 | 962 | 13,272 | 0.818283 || 5 | 66 | 7.872 || 5 | 296 | 13.796 ||
|| (20) Amazon (Pet Supplies) || 19,856 | 8,510 | 157,836 | 0.093408 || 5 | 147 | 7.949 || 5 | 520 | 18.547 ||
|| (21) Amazon (Sports & Outdoors) || 35,598 | 18,357 | 296,337 | 0.045348 || 5 | 296 | 8.325 || 5 | 1,042 | 16.143 ||
|| (22) Amazon (Tools & Home Improvement) || 16,638 | 10,217 | 134,476 | 0.079108 || 5 | 142 | 8.082 || 5 | 504 | 13.162 ||
|| (23) Amazon (Toys & Games) || 19,412 | 11,924 | 167,597 | 0.072406 || 5 | 550 | 8.634 || 5 | 309 | 14.055 ||
|| (24) Amazon (Video Games) || 24,303 | 10,672 | 231,780 | 0.089366 || 5 | 773 | 9.537 || 5 | 802 | 21.719 ||
|| (25) Amazon Fine Food || 5,012 | 17,666 | 175,437 | 0.198140 || 5 | 564 | 35.003 || 5 | 230 | 9.931 ||
|| (26) BookCrossing || 15,798 | 38,094 | 585,584 | 0.097304 || 5 | 7,221 | 37.067 || 5 | 1,466 | 15.372 ||
|| (27) CiteULike-a || 5,540 | 15,209 | 200,329 | 0.237757 || 5 | 385 | 36.160 || 5 | 428 | 13.172 ||
|| (28) CiteULike-t || 3,982 | 6,590 | 82,388 | 0.313962 || 5 | 1,020 | 20.690 || 5 | 368 | 12.502 ||
|| (29) Epinions || 20,397 | 21,901 | 446,892 | 0.100040 || 5 | 611 | 21.910 || 5 | 1,869 | 20.405 ||
|| (30) FilmTrust || 1,208 | 406 | 31,671 | 6.457565 || 5 | 145 | 26.218 || 5 | 989 | 78.007 ||
|| (31) Flixster || 69,367 | 25,678 | 8,000,204 | 0.449145 || 5 | 24,513 | 115.332 || 5 | 22,320 | 311.559 ||
|| (32) GoodReads (Comics) || 100,950 | 59,196 | 4,190,598 | 0.070126 || 5 | 5,284 | 41.512 || 5 | 22,455 | 70.792 ||
|| (33) Goodbooks || 53,424 | 10,000 | 5,976,479 | 1.118688 || 19 | 200 | 111.869 || 8 | 22,806 | 597.648 ||
|| (34) Gowalla || 48,950 | 47,198 | 2,297,266 | 0.099434 || 5 | 1,619 | 46.931 || 7 | 5,514 | 48.673 ||
|| (35) HetRec2011-LastFM-2K || 1,859 | 2,823 | 71,355 | 1.359672 || 5 | 50 | 38.384 || 5 | 610 | 25.276 ||
|| (36) HetRec2011-ML-2K || 2,113 | 8,155 | 850,991 | 4.938573 || 18 | 3,281 | 402.741 || 5 | 1,670 | 104.352 ||
|| (37) Last.fm 1K || 988 | 25,620 | 683,868 | 2.701694 || 5 | 6,043 | 692.174 || 5 | 710 | 26.693 ||
|| (38) Last.fm 360K || 358,592 | 87,627 | 17,171,606 | 0.054648 || 5 | 163 | 47.886 || 5 | 77,252 | 195.963 ||
|| (39) ML-100K || 943 | 1,349 | 99,287 | 7.804925 || 19 | 648 | 105.288 || 5 | 583 | 73.600 ||
|| (40) ML-10M || 69,878 | 10,196 | 9,998,816 | 1.403390 || 18 | 7,240 | 143.090 || 5 | 34,864 | 980.661 ||
|| (41) ML-1M || 6,040 | 3,416 | 999,611 | 4.844804 || 18 | 2,277 | 165.499 || 5 | 3,428 | 292.626 ||
|| (42) ML-20M || 138,493 | 18,345 | 19,984,024 | 0.786570 || 16 | 8,540 | 144.296 || 5 | 67,310 | 1089.344 ||
|| (43) Meetup (NYC) || 13,949 | 14,007 | 207,512 | 0.106207 || 5 | 570 | 14.876 || 5 | 172 | 14.815 ||
|| (44) Million Song Dataset || 659,313 | 38,473 | 34,501,736 | 0.136017 || 5 | 1,341 | 52.330 || 197 | 83,620 | 896.778 ||
|| (45) Million Song Dataset (TPS) || 211,830 | 22,781 | 13,964,169 | 0.289371 || 20 | 1,004 | 65.922 || 36 | 34,169 | 612.974 ||
|| (46) Netflix || 472,987 | 17,769 | 100,461,928 | 1.195334 || 5 | 17,653 | 212.399 || 5 | 232,911 | 5653.775 ||
|| (47) Pinterest || 55,187 | 9,643 | 1,500,137 | 0.281891 || 5 | 137 | 27.183 || 5 | 1,700 | 155.567 ||
|| (48) Yahoo! R1 || 1,539,120 | 38,804 | 114,358,083 | 0.191478 || 5 | 38,746 | 74.301 || 5 | 762,221 | 2947.069 ||
|| (49) Yahoo! R2 || 200,000 | 136,736 | 78,344,627 | 0.286481 || 30 | 71,019 | 391.723 || 77 | 37,198 | 572.963 ||
|| (50) Yahoo! R4 || 7,620 | 3,783 | 207,773 | 0.720772 || 5 | 1,450 | 27.267 || 5 | 4,294 | 54.923 ||
|| (51) Yelp || 319,725 | 121,109 | 4,910,338 | 0.012681 || 5 | 3,526 | 15.358 || 5 | 5,006 | 40.545 ||
||------------------------------------------||--------------------------------------------------||-----------------------------------||-----------------------------------||