Dataset m n method RMSE Time(s)
MovieLens1M 6040 3883 GSGD 0.868 13.8
MovieLens1M 6040 3883 GRALS 0.881 45.3
MovieLens1M 6040 3883 RGD 0.886 54.1
MovieLens1M 6040 3883 ScaledGD 0.901 60.9
MovieLens1M 6040 3883 AIS-Impute 0.905 53.4
Epinions 32577 674932 GSGD 0.694 382.5
Epinions 32577 674932 GRALS 0.747 765.3
Epinions 32577 674932 RGD 0.752 1586.3
Epinions 32577 674932 ScaledGD 0.823 1671.4
Epinions 32577 674932 AIS-Impute 0.801 1839.4