Research Article
Differentially Private Recommendation System Based on Community Detection in Social Network Applications
Table 2
General statistics about the two datasets.
| Network Property | Facebook | Google+ |
| Number of nodes | 4039 | 107614 | Number of friendship links | 88234 | 13673453 | Number of attribute categories | 22 | 6 | Number of recommend attribute categories | 13 | 4 | Number of inherent attribute categories | 9 | 2 | Diameter (longest shortest path) | 8 | 6 | Average clustering coefficient | 0.6055 | 0.4901 |
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