Table 4 Comparison of different algorithms on Jester and MovieLens datasets, CPU time is in seconds
| Â | Jester1 | Jester2 | Jester3 | Jester-all | MovieLens100K | MovieLens1M | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RMSE | Time | RMSE | Time | RMSE | Time | RMSE | Time | RMSE | Time | RMSE | Time | |
APGL | 4.1709 | 157.53 | 4.1976 | 145.35 | 4.6358 | 412.55 | 4.2547 | 795.66 | 1.0367 | 1264.9 | – | – |
AIS-impute | 4.3158 | 42.88 | 4.3471 | 50.04 | 5.2217 | 83.84 | 4.6815 | 474.09 | 1.0390 | 15.04 | 0.8880 | 103.44 |
ASD | 4.6943 | 106.28 | 4.7283 | 102.01 | 5.1348 | 41.79 | 4.9944 | 279.94 | 1.1552 | 5.67 | 0.9992 | 56.48 |
IRNN-TNN | 4.3257 | 412.07 | 4.3512 | 370.13 | 6.8324 | 274.09 | 4.6352 | 1224.6 | 1.1026 | 368.84 | – | – |
FaNCL-LSP | 4.3210 | 97.91 | 4.3589 | 93.97 | 4.8349 | 38.50 | 4.6251 | 257.90 | 1.0871 | 5.22 | 0.9190 | 52.03 |
DNNR(\(p=2/3\)) | 4.3031 | 189.12 | 4.3207 | 172.43 | 4.7739 | 568.25 | 4.3592 | 898.16 | 1.0543 | 1418.63 | 0.8978 | – |
DLRL | 4.2829 | 144.38 | 4.2985 | 129.92 | 4.6941 | 327.84 | 4.3029 | 643.32 | 1.0429 | 529.84 | 0.8892 | 1958.76 |
Proposed | 4.1677 | 1.28 | 4.1970 | 0.87 | 4.6552 | 0.92 | 4.2497 | 4.41 | 1.0296 | 0.25 | 0.8764 | 5.79 |