Research Article
SDRM-LDP: A Recommendation Model Based on Local Differential Privacy
Table 1
General statistics about the two datasets.
| | Network property | MovieLens-100K | MovieLens-10M |
| | Size of dataset | 5 M | 10 M | | Number of users | 943 | 2113 | | Number of movies | 1682 | 10197 | | Number of genres | 19 | 20 | | Range of rating | 1-5 | 1-5 | | Number of privacy items | 4 | 0 |
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