Modified Grey Wolf Optimizer for Global Engineering Optimization

Table 7

Results of fixed-dimension multimodal functions.

	PSO		BA		CS		GWO		mGWO
	Avg.	Std.	Avg.	Std.	Avg.	Std.	Avg.	Std.	Avg.	Std.
	0.9980038	0	9.7544907	7.0552637	0.9980038	0	4.1298947	4.2619933	4.8165637	4.3097562
	0.0011042	0.0003066	0.0032289	0.005698	0.0003075		0.0044241	0.0081813	0.007327	0.0098145
	−1.0316285		−0.9908202	0.1825	−1.0316285		−1.0316285		−1.0316284
	0.3978874	0	0.3978874		0.3978874	0	0.3978978		0.3978876
	3		12.45	20.119315	3		7.0500022	18.11215	3.0000017
	−3.8627821		−3.8627821		−3.8627821		−3.862402	0.0016777	−3.8611515	0.00319
	−3.2625486	0.0609909	−3.2566017	0.0606853	−3.3219952		−3.1770991	0.26433	−3.2734635	0.0609917
	−6.5146454	3.1931088	−5.7607751	3.1257537	−10.1532		−9.6433311	1.569109	−9.2742029	2.1934501
	−7.9202597	3.4833672	−5.2362723	2.7999111	−10.402941		−10.402879		−10.136952	1.1884781
	−7.8374538	3.4395208	−5.9516938	3.8940879	−10.53641		−9.724888	2.4976263	−10.536237	0.0001251