An Improved Collaborative Filtering Recommendation Algorithm and Recommendation Strategy

Table 2

Experimental results for different training set ratios (k = 30).

Ratio of training set (%)	MAE			RMSE
	CFCD	CFC	CFP	CFCD	CFC	CFP
20	0.814	0.847	0.847	0.995	1.011	1.001
30	0.803	0.848	0.825	0.965	0.995	0.987
40	0.794	0.834	0.814	0.968	0.978	0.968
50	0.780	0.835	0.800	0.917	0.957	0.935
60	0.771	0.830	0.798	0.867	0.934	0.914
70	0.770	0.828	0.787	0.827	0.899	0.867
80	0.765	0.823	0.777	0.812	0.844	0.822