Recommendation Based on Trust Diffusion Model

Table 3

Shows all comparisons on three datasets.

Datasets	Metrics	PMF	BPMF	RSTE	Our method
Epinions	RMSE	0.8812	0.8461	0.8219	0.7146
	Precision	0.7797	0.7885	0.7945	0.8213
	Recall	0.7196	0.7468	0.8725	0.9603
	𝐹Measure	0.7484	0.7671	0.8317	0.8854
Flixster	RMSE	0.8919	0.8749	0.8362	0.7313
	Precision	0.7770	0.7813	0.7910	0.8172
	Recall	0.6817	0.7364	0.8449	0.9415
	𝐹 Measure	0.7262	0.7582	0.8170	0.8749
Douban	RMSE	0.8815	0.8625	0.8317	0.7207
	Precision	0.7796	0.7844	0.7921	0.8200
	Recall	0.7024	0.7409	0.8616	0.9571
	𝐹 Measure	0.7390	0.7620	0.8254	0.8832