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Table 9 Performances of the similarity measures using classification learners averaged across all data sets

From: Improved sqrt-cosine similarity measurement

Metric

Similarity

KNN

Naïve Bays

SVM

Mean

HSD

Mean

HSD

Mean

HSD

Accuracy

ISC

0.7079

A

0.8589

A

0.4019

A

 

Cosine

0.6476

A

0.8633

A

0.4004

A

 

Gaussian

0.4606

A

0.1795

B

0.2215

A

AUC

ISC

0.8779

A

0.8806

A

0.612

A

 

Cosine

0.7977

AB

0.8892

A

0.6473

A

 

Gaussian

0.6620

B

0.5084

B

0.5042

A