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. 2011 Feb 16;27(8):1094–1100. doi: 10.1093/bioinformatics/btr074

Table 1.

Optimal number of clusters inferred for the simulated datasets

Number of simulated clusters Compactness Metrics
 Stability Metrics
 F-statistic Informativeness metric
Gap statistic Connectivity Dunn index Silhouette width APN AD ADM FOM
4 5 2 3 3 2 6 2 6 1 4
6 6 2 5 4 2 13 2 11 2 6
8 8 2 7 6 2 9 2 8 2 8