Neural Matrix Factorization Recommendation for User Preference Prediction Based on Explicit and Implicit Feedback

Table 2

Statistics of the datasets.

Dataset	Rating	User	Item	Density	Rating range
ml-100k	100,000	943	1,682	93.70%	[1, 5]
ml-1m	1,000,209	6,040	3,260	94.93%	[1, 5]