Hybrid Gradient Descent Grey Wolf Optimizer for Optimal Feature Selection

Table 13

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

	Heart Disease (Coronary Artery Disease)
	Average				Maximum				Minimum
	BGWO1	BGWO2	BGWOPSO	HGDGWO	BGWO1	BGWO2	BGWOPSO	HGDGWO	BGWO1	BGWO2	BGWOPSO	HGDGWO
Accuracy	0.7909	0.7706	0.7838	0.812	0.9667	0.9667	0.9667	0.9355	0.5667	0.5161	0.6	0.6129
-measure	0.7701	0.7386	0.7551	0.7901	0.963	0.963	0.9655	0.9333	0.5455	0.4444	0.5	0.5833
Fitness values	0.217	0.1869	0.1909	0.193	0.3077	0.2525	0.2066	0.3724	0.1741	0.1604	0.1703	0.1195
Number of features	6.12	4.42	4.88	6	8	6	6	9	3	1	3	4
Precision	0.7758	0.7706	0.7802	0.8122	1	1	1	1	0.5263	0.4615	0.5714	0.5625
Sensitivity	0.7786	0.7271	0.7457	0.7875	1	1	1	1	0.4286	0.4286	0.4286	0.5