Situation Element Extraction Based on Fuzzy Rough Set and Combination Classifier

Table 10

Comparison of recognition performance before and after feature selection.

Classifier	Before feature selection		After feature selection
	Total recognition rate	Training time (s)	Total recognition rate	Training time (s)
MLP	0.7505	191.03	0.7991	106.42
K-Neighbors	0.7548	43.62	0.7649	30.44
Logistic regression	0.7588	54.68	0.7107	38.65
Random forest	0.7527	23.73	0.7624	10.60