No. | Dataset | rating | |U| | |O| | |E| | |ρ| |
1 | MovieLens | 1~5 | 943 | 1682 | 100,000 | 0.06305 |
2 | MovieLens | 1 | 723 | 1363 | 6110 | 0.00620 |
3 | MovieLens | 5 | 928 | 1172 | 21201 | 0.01949 |
4 | Netflix | 1~5 | 3000 | 2779 | 197,248 | 0.02366 |
5 | Netflix | 1 | 1941 | 1662 | 9069 | 0.00281 |
6 | Netflix | 5 | 2914 | 1793 | 45,247 | 0.00866 |