Personalized Recommendation Algorithm for Movie Data Combining Rating Matrix and User Subjective Preference

Table 11

Recall values of different algorithms.

Algorithm	5	10	15	20	25	30	35	40	45	50
NMF personalized recommendation algorithm	0.042	0.058	0.100	0.130	0.157	0.184	0.185	0.188	0.776	0.200
Jaccard personalized recommendation algorithm	0.024	0.030	0.042	0.051	0.063	0.080	0.090	0.095	0.804	0.100
CEHPI personalized recommendation algorithm	0.024	0.031	0.051	0.060	0.073	0.110	0.115	0.117	0.796	0.120
NCF personalized recommendation algorithm	0.030	0.050	0.073	0.091	0.120	0.160	0.172	0.176	0.780	0.190