Research Article
Multiobjective Personalized Recommendation Algorithm Using Extreme Point Guided Evolutionary Computation
Table 9
Average execution times in seconds of all the MOEAs based recommendation algorithms over 30 independent trials.
| | Data sets | MOEA-ProbS | PMOEA-ProbS | PMOEA-CF | MOEA-EPG |
| | Movielens 1 | 2.584e+03 | 6.386e+03 | 5.080e+03 | 3.937e+03 | | Movielens 2 | 2.793e+03 | 7.859e+03 | 6.627e+03 | 4.532e+03 | | Movielens 3 | 2.630e+03 | 7.096e+03 | 6.163e+03 | 4.227e+03 | | Movielens 4 | 2.887e+03 | 7.663e+03 | 1.338e+04 | 4.963e+03 | | Netflix 1 | 2.718e+03 | 7.149e+03 | 6.018e+03 | 5.539e+03 | | Netflix 2 | 2.960e+03 | 7.542e+03 | 6.548e+03 | 5.707e+03 | | Netflix 3 | 2.964e+03 | 8.128e+03 | 7.633e+03 | 6.532e+03 | | Netflix 4 | 2.237e+03 | 5.843e+03 | 5.639e+03 | 5.431e+03 |
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