RMSE
| model | m-100k | ml-1m | ml-10m | ml-20m | ml-25m |
|---|---|---|---|---|---|
| user mean | 1.0400 | 1.0351 | 1.0029 | 0.9642 | 0.9533 |
| item mean | 1.0256 | 0.9766 | 0.9806 | 0.9415 | 0.9599 |
| MF | 0.9151 | 0.8464 | 0.8073 | ||
| Biased-MF | 0.9143 | 0.8475 | 0.8088 | ||
| AutoRec | 0.8877 | 0.8280 | 0.8096 |
Cannot reproduce AutoRec - ML-10m performance