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Recommender System for Movielens Datasets using an Item-based Collaborative Filtering in Python
Table 1. Movielensdatasets – ML-100K and ML-1M
|
| ML-100K | ML-1M |
| Number of users | 943 | 6,040 |
| Number of movies | 1,682 | 3,952 |
| Number of ratings | 100,000 | 1,000,209 |
| Number of all genres | 19 | 18 |
| Average number of genres | 1.7 | 1.6 |
| Rating scales | 1-5 | 1-5 |