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Table 2 DBLP06: internal measures

From: Hierarchical community detection via rank-2 symmetric nonnegative matrix factorization

Algorithm

Number of clusters

Coverage (%)

Algorithm time (s)

Total time (s)

Average Ncut

h2-n-a

4982

98.57

612.99

614.12

0.2089

h2-n-x

4981

98.55

587.98

589.10

0.2174

h2-ng-a

4984

98.48

921.99

923.14

0.1922

h2-ng-x

4982

98.50

872.48

873.64

0.1921

h2-ngd-a

4986

98.64

882.27

883.41

0.1767

h2-ngd-x

4984

98.66

908.31

909.46

0.1774

SCD

139,986

100.00

1.89

4.52

0.8091

BigClam

5000

90.57

N/A

230.59

0.6083

Graclus

5000

100.00

161.70

162.01

0.2228

NISE

5463

99.33

501.38

501.53

0.2026