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Table 2 Pairwise t-tests on accuracy and F-measure for different feature sets

From: Automatic topic identification of health-related messages in online health community using text classification

Feature set P-value on accuracy P-value on F-measure
C4.5 Naïve Bayes SVM C4.5 Naïve Bayes SVM
FS1<FS2 <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 0.0002
FS2<FS3 0.1717 0.0583 0.0036 0.3392 0.2104 0.0075
FS3<FS4 0.0282 <0.0001 <0.0001 0.0425 <0.0001 <0.0001