Cultural Emperor Penguin Optimizer and Its Application for Face Recognition

Table 6

Comparison of mean and standard deviation of parameter on YALE face database among nine optimization algorithms.

Algorithms	Penalty parameter		Kernel parameter
	Mean	Std	Mean	Std
MFO	18.3721	4.4921	0.0633	0.1109
GWO	16.8983	4.0748	0.0518	0.0978
PSO	25.2319	7.4295	0.1292	0.1753
GA	28.3684	8.7016	0.1449	0.2387
CA	19.1670	4.8603	0.0672	0.1283
EPO	22.6792	5.7065	0.0812	0.1456
CEPO	13.2441	2.4982	0.0100	0.0112
CFA	15.4039	3.0409	0.0349	0.0778
EPSEO	15.6382	2.7636	0.0426	0.0692