| 书籍 | 电影 | 音乐 | 全部 |
| RMSE | RMSE | RMSE | RMSE |
SCRA | 0.4537 | 0.4783 | 0.4856 | 0.4691 |
SoReg | 0.4943 | 0.6413 | 0.5291 | 0.5449 |
RPMF | 0.5101 | 0.6631 | 0.5308 | 0.5680 |
Item-based CF | 1.2830 | 1.0541 | 1.4417 | 1.2596 |
User-based CF | 1.6533 | 1.4445 | 1.6887 | 1.5955 |