General Collaborative Filtering for Web Service QoS Prediction

Table 3

Performance Comparison in terms of NMAE.

Methods	Density=5	Density=10	Density=15	Density=20	Density=25	Density=30
	NMAE	NMAE	NMAE	NMAE	NMAE	NMAE
UPCC	0.70400.0036	0.61250.0024	0.56770.0018	0.53600.0017	0.51430.0009	0.49960.0011
IPCC	0.70080.0026	0.65500.0034	0.56120.0022	0.50230.0019	0.47690.0008	0.45750.0015
UIPCC	0.69090.0026	0.64130.0031	0.55170.0021	0.49560.0018	0.47100.0017	0.45250.0013
UCMF	0.69290.0281	0.60410.0351	0.51850.0075	0.48940.0035	0.47320.0066	0.46130.0036
DNN-CF	0.57860.0086	0.5168	0.48750.0117	0.47440.0129	0.45850.0142	0.45770.0317
NLMF	0.57060.0104	0.51270.0040	0.48700.0041	0.47090.0043	0.45270.0043	0.44550.0020
ResNet-CF	0.56830.0076	0.51130.0090	0.47900.0084	0.46380.0089	0.45020.0049	0.43800.0033
HyResNet-CF	0.56370.0078	0.50080.0050	0.47440.0047	0.45700.0056	0.44360.0051	0.43640.0035