Feature Reduction Based on Genetic Algorithm and Hybrid Model for Opinion Mining

Table 16

McNemar’s test results for movie reviews.

Classifier B	Unigram (classifier A)					Joint feature (classifier A)
	NB	LR	SVM	BSVM	BNB	NB	LR	SVM	BSVM	BNB
NB		3.350	2.350	3.650	1.850		3.050	1.850	3.350	1.450
LR			0.950	0.250	1.450			1.150	0.250	1.550
SVM				0.740	0.938				1.450	0.350
BSVM					1.606					1.850
BNB