Table 2 Cumulative F1 sum for each pair [collection/similarity function] for fixed δ values set (Table 1)

Cosine of the θ angle

31.73

211.96

20.68

Pearson correlation coefficient

29.55

207.22

19.65

Histogram intersection

39.18

134.87

21.97

Euclidean distance

31.73

211.10

20.57

Manhattan distance

39.18

216.90

21.92