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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

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