Topological Influence-Aware Recommendation on Social Networks

Table 7

Performance comparisons (precision and recall).

Dataset	Metrics	PMF	Social; MF	SoReg	RSTE	SoRec	RDISI
Epinions	precision; Improve	4.8e-4; 45.83%	5.5e-4; 27.27%	5.8e-4; 20.69%	6.2e-4; 12.90%	6.7e-4; 4.48%	7.0e-4
	recall; Improve	0.0065; 55.38%	0.0072; 40.28%	0.0072; 40.28%	0.0081; 24.69%	0.0091; 10.99%	0.0101
Ciao	precision; Improve	1.8e-4; 50.00%	2.2e-4; 22.70%	2.2e-4; 22.70%	2.4e-4; 12.50%	2.6e-4; 3.85%	2.7e-4
	recall; Improve	0.0038; 52.63%	0.0046; 24.09%	0.0044; 31.82%	0.0047; 23.40%	0.0054; 7.41%	0.0058
Epinions_ext	precision; Improve	0.0011; 36.36%	0.0014; 21.43%	0.0015; 13.33%	0.0016; 6.25%	0.0016; 6.25%	0.0017
	recall; Improve	0.0257; 24.90%	0.0267; 20.22%	0.0287; 11.85%	0.0303; 5.94%	0.0307; 4.56%	0.0321