Mathematical Problems in Engineering / 2018 / Article / Tab 3

Research Article

General Collaborative Filtering for Web Service QoS Prediction

Table 3

Performance Comparison in terms of NMAE.

Methods Density=5 Density=10 Density=15Density=20Density=25Density=30
NMAE NMAE NMAE NMAE NMAE NMAE

UPCC0.70400.00360.61250.00240.56770.00180.53600.00170.51430.00090.49960.0011
IPCC0.70080.00260.65500.00340.56120.00220.50230.00190.47690.00080.45750.0015
UIPCC0.69090.00260.64130.00310.55170.00210.49560.00180.47100.00170.45250.0013
UCMF0.69290.02810.60410.03510.51850.00750.48940.00350.47320.00660.46130.0036
DNN-CF0.57860.00860.51680.48750.01170.47440.01290.45850.01420.45770.0317
NLMF0.57060.01040.51270.00400.48700.00410.47090.00430.45270.00430.44550.0020
ResNet-CF0.56830.00760.51130.00900.47900.00840.46380.00890.45020.00490.43800.0033
HyResNet-CF0.56370.00780.50080.00500.47440.00470.45700.00560.44360.00510.43640.0035

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