Research Article
An Improved Recommendation Method Based on Content Filtering and Collaborative Filtering
| Number | User number | Number of movies | Number of ratings | Sparsity |
| Total sample | 100 | 1682 | 11560 | 0.931 | Training set 1 | 100 | 1265 | 10405 | 0.917 | Training set 2 | 50 | 1098 | 5354 | 0.902 | Training set 3 | 50 | 1075 | 5051 | 0.906 | Training set 4 | 50 | 1265 | 10405 | 0.835 | Test set | 97 | 567 | 1155 | 0.979 |
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