Table 4 BOPSO feature selection models based on filters.

From: Sentiment classification via improved feature selection using Boolean operator-based particle swarm optimization

Dataset

BOPSO with \({\chi }^{2}\)

BOPSO with R

BOPSO with GR

BOPSO with IG

BOPSO with \(Sy{m}_{Un}\)

Camera

96.39

93.33

96.61

96.55

96.55

Camp

97.36

97.40

97.72

97.53

97.53

Doctor

94.27

94.96

95.19

94.52

94.52

Drug

91.28

88.20

91.13

91.28

91.28

Laptop

99.90

97.74

99.90

99.90

99.90

Lawyer

99.54

97.22

99.54

99.54

99.54

Music

92.81

89.84

92.92

93.04

93.04

Radio

91.27

92.50

91.29

91.43

91.43

TV

96.11

93.11

96.26

96.62

96.62

Avg

95.47

93.84

95.65

95.63

95.63

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