Online Doctor Recommendation with Convolutional Neural Network and Sparse Inputs

Table 3

Statistics of the two datasets used in this paper.

Dataset	Items	Users	Ratings	Density (%)	User features	Items features
MovieLens 100k	1,682	943	100,000	6.30	Age, gender, and occupation	Genres and year
Haodf	12,000	58,000	220,000	4.10	Doctors’ positional titles	State of an illness