Hybrid Gradient Descent Grey Wolf Optimizer for Optimal Feature Selection

Table 14

Average, maximum, and minimum metrics achieved for HGDGWO3, BGWOPSO, BGWO1, and BGWO2 on the Lymphography dataset.

	Lymphography
	Average				Maximum				Minimum
	BGWO1	BGWO2	BGWOPSO	HGDGWO	BGWO1	BGWO2	BGWOPSO	HGDGWO	BGWO1	BGWO2	BGWOPSO	HGDGWO
Accuracy	0.5861	0.5299	0.5165	0.5513	0.6889	0.5581	0.5833	0.6098	0.4878	0.4889	0.4545	0.4222
-measure	0.6672	0.5808	0.5861	0.6324	0.7667	0.6275	0.6296	0.7143	0.5714	0.549	0.52	0.5
Fitness values	0.4751	0.4499	0.4759	0.1832	0.5365	0.5077	0.533	0.2862	0.4149	0.3926	0.417	0.0763
Number of features	8.9	4.8	6.2	9.7	10	8	9	13	8	3	4	6
Precision	0.7017	0.696	0.6628	0.6776	0.8824	0.875	0.875	0.8824	0.5	0.5	0.4815	0.5185
Sensitivity	0.6775	0.5536	0.5653	0.6444	0.85	0.7273	0.7143	0.8571	0.4545	0.4118	0.4375	0.3824