Research Article
Research on the Propagation Characteristics of Negative News Information Based on Personalized Recommendation Algorithm
Table 1
Some statistical characteristics of the dataset.
| Dataset | #Users | #Objects | #Edges | Sparsity | (+r)/(−r) |
| Movie Lens | 9243 | 1626 | 102300 | 5.3 10−2 | 4.69 | Amazon | 3674 | 4011 | 163780 | 2.4 10−3 | 8.51 | Netflix | 3210 | 2718 | 199228 | 9.3 10−2 | 5.66 |
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