An Improved Collaborative Filtering Recommendation Algorithm and Recommendation Strategy

Table 3

Experimental results for the training set ratio of 80%.

K	MAE			RMSE
	CFCD	CFC	CFP	CFCD	CFC	CFP
10	0.772	0.829	0.708	0.819	0.845	0.823
20	0.767	0.823	0.777	0.812	0.846	0.824
30	0.765	0.824	0.776	0.813	0.845	0.827
40	0.763	0.826	0.778	0.815	0.847	0.823
50	0.771	0.823	0.779	0.816	0.847	0.824
60	0.772	0.826	0.780	0.817	0.848	0.825
70	0.775	0.824	0.781	0.816	0.845	0.826
80	0.778	0.823	0.782	0.817	0.849	0.827
90	0.776	0.824	0.783	0.818	0.846	0.824
100	0.781	0.831	0.783	0.819	0.851	0.827