From: Improved user similarity computation for finding friends in your location
Similarity computation method | Placement | ||
---|---|---|---|
w1 = 0.25 | w1 = 0.5 | w1 = 0.75 | |
EgoSimilar+ | 84.35 | 95.08 | 102.09 |
Pearson | 102.47 | 106.26 | 112.10 |
Cosine | 114.32 | 114.75 | 114.99 |
Jaccard index | 95.41 | 102.89 | 111.53 |
π coefficient | 93.70 | 100.82 | 109.41 |
κ coefficient | 91.52 | 99.62 | 107.48 |