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Table 2 Average quality indices for clustering methods with OSCC data

From: DiviK: divisive intelligent K-means for hands-free unsupervised clustering in big biological data

Clustering algorithm

Adjusted Rand index

Dice index

Relative EXIMS score

Overall quality d(0, 0, 0)

Overall quality d(1, 1, 1)

Spectral

0.375 (0.241)

0.543 (0.325)

0.775 (0.202)

1.083 (0.184)

0.844 (0.357)

K-means

0.385 (0.111)

0.440 (0.266)

0.889 (0.113)

1.099 (0.048)

0.859 (0.234)

Spatial

0.483 (0.281)

0.638 (0.363)

0.781 (0.127)

1.192 (0.123)

0.706 (0.402)

DiviK

0.556 (0.088)

0.750 (0.071)

0.793(0.167)

1.236 (0.073)

0.576 (0.067)

  1. Standard deviation is presented in brackets. Top value of a quality index among clustering methods is presented in bold italics