Hybrid Gradient Descent Grey Wolf Optimizer for Optimal Feature Selection

Table 11

Average, maximum, and minimum metrics achieved for HGDGWO3, BGWOPSO, BGWO1, and BGWO2 on the Statlog (Heart) dataset.

	Statlog (Heart)
	Average				Maximum				Minimum
	BGWO1	BGWO2	BGWOPSO	HGDGWO	BGWO1	BGWO2	BGWOPSO	HGDGWO	BGWO1	BGWO2	BGWOPSO	HGDGWO
Accuracy	0.7815	0.7948	0.8	0.8067	0.9259	0.963	0.963	0.9259	0.6296	0.5556	0.7037	0.5556
-measure	0.8043	0.8195	0.8218	0.8327	0.9333	0.9677	0.9677	0.9375	0.64	0.5714	0.7407	0.6
Fitness values	0.2068	0.169	0.1942	0.1765	0.3017	0.2598	0.2909	0.1974	0.1567	0.153	0.1271	0.1567
Number of features	6.02	3.64	6.24	3.9	8	4	9	6	4	2	4	3
Precision	0.8019	0.8023	0.8213	0.811	1	0.9375	1	0.9333	0.6667	0.6	0.6842	0.6
Sensitivity	0.8133	0.8413	0.8347	0.8613	1	1	1	1	0.5333	0.5333	0.6667	0.6