Advances in Artificial Intelligence / 2016 / Article / Tab 6

Research Article

Effect of Collaborative Recommender System Parameters: Common Set Cardinality and the Similarity Measure

Table 6

PCP and coverage of the examined RS with different common set sizes.

PCPCoverageMAE
CS1CS2CS3CS4CS5CS1CS2CS3CS4CS5CS1CS2CS3CS4CS5

CBRS1010.1523.2227.8330.1832.0932.0569.6280.0884.9587.997.021.661.090.90.62
3031.734.3835.3435.7136.4389.0294.4695.8195.7896.611.230.970.770.710.49
5035.5336.1136.2436.2536.7496.4997.1997.2596.6797.1210.930.750.70.48

CVRS106.7420.2427.4430.531.9822.9860.3378.1385.0587.399.022.151.080.850.63
3026.0233.9235.2335.5936.0575.7793.5295.7796.1996.461.841.050.740.680.52
5034.2735.4936.1335.9836.694.4697.0497.7797.4897.441.0810.710.660.5

DWRS101826.5329.9431.6532.9551.5974.5282.7986.6688.743.621.440.990.840.6
3034.235.4536.2336.0936.5491.7194.4195.4995.7996.341.120.950.760.690.5
5036.4836.5336.8336.4937.1596.1796.8897.197.197.391.010.910.740.680.49

MDRS1023.0829.2231.4631.7832.9563.9379.6785.4187.4389.162.411.30.950.830.6
3034.8435.6536.1336.0136.6893.0494.7495.695.8396.271.090.940.760.690.5
5036.4736.4836.7536.6437.4596.3796.8197.0697.0997.391.010.910.740.680.49

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