Table 11.

Average performance index (%) among the classifiers at various optimization techniques with different features for normal cases.

Optimization methods	ANN	QDA	SVM	LR	FLDA	KNN
Artificial flora	17.53914	26.58122	57.531	15.63139	31.68778	43.07008
Glowworm swarm	17.00598	26.44067	63.01535	46.80996	31.16374	38.30346
Black hole	16.29544	25.40426	64.60384	16.62192	29.83996	27.25943
Monkey search	37.21904	30.80569	53.90694	51.9737	30.50127	34.76854