Hybrid Gradient Descent Grey Wolf Optimizer for Optimal Feature Selection

Table 7

Results of HGDGWO2, BGWO1, and BGWO2 on the Statlog (Heart) dataset.

	Statlog (Heart)
	Average			Maximum			Minimum
	BGWO1	BGWO2	HGDGWO	BGWO1	BGWO2	HGDGWO	BGWO1	BGWO2	HGDGWO
Accuracy	0.777778	0.781481	0.797778	0.925926	0.962963	0.962963	0.62963	0.555556	0.555556
-measure	0.805833	0.79969	0.820237	0.928571	0.967742	0.967742	0.6875	0.6	0.6
Fitness values	0.20767	0.168917	0.177561	0.287179	0.204558	0.197721	0.149288	0.149288	0.156695
Number of features	5.34	3.74	4.18	9	5	6	3	3	3
Precision	0.790494	0.817161	0.820225	1	1	1	0.608696	0.6	0.6
Sensitivity	0.833333	0.794667	0.833333	1	1	1	0.6	0.6	0.6