Novel Multidimensional Collaborative Filtering Algorithm Based on Improved Item Rating Prediction

Table 1

Dataset and related parameters.

Item	User number	Item number	Score	Sparseness
Jester-500-100	500	100	35,861	0.283
Jester-1000-100	1000	100	70,675	0.293
Jester-1000-200	1000	200	50,516	0.747
MovieLens	943	1,682	100,000	0.937