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Table 4 Cumulative F1 sum reached by ASTS and k-means for each k value

From: Automatic and online setting of similarity thresholds in content-based visual information retrieval problems

CAPTE

 

k value

F1 mean

Standard deviation

Cumulative F1 sum by k-means

Cumulative F1 sum k-means relative to δ γ

2

0.0658

0.0669

3.9492

13.18 %

4

0.0942

0.1014

5.6523

18.86 %

The INRIA Holidays dataset

 

k value

F1 mean

Standard deviation

Cumulative F1 sum by k-means

Cumulative F1 sum k-means relative to δ γ

2

0.0190

0.0429

6.0073

3.3 %

4

0.0304

0.0728

9.6352

5.3 %

8

0.0431

0.1125

13.5408

7.5 %

Corel benchmark

 

k value

F1 mean

Standard deviation

Cumulative F1 sum by k-means

Cumulative F1 sum k-means relative to δ γ

2

0.2877

0.2474

9.2071

86.92 %

4

0.4426

0.3378

14.1657

133.73 %

8

0.5726

0.3562

18.3246

172.99 %