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Table 6 Average friends’ placement for K = 40

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