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Table 10 Performances of the similarity measures using clustering learners averaged across all data sets

From: Improved sqrt-cosine similarity measurement

Metric Similarity Kmeans Ncut PCA-Kmean SYM-NMF
Mean HSD Mean HSD Mean HSD Mean HSD
Accuracy ISC 0.3354 A 0.3220 A 0.3090 A 0.4589 A
  Cosine 0.3115 A 0.3104 A 0.3070 A 0.4191 A
  Gaussian 0.3005 A 0.3020 A 0.3020 A 0.2750 A
Purity ISC 0.4357 A 0.5606 A 0.8499 A 0.5337 A
  Cosine 0.4217 A 0.5626 A 0.7771 A 0.5072 A
  Gaussian 0.3919 A 0.5693 A 0.8457 A 0.4066 A
NMI ISC 0.1740 A 0.1367 A 0.0369 A 0.2886 A
  Cosine 0.1332 A 0.1321 A 0.0335 A 0.2464 A
  Gaussian 0.0992 A 0.1337 A 0.0309 A 0.1321 A