Table 8.

Metric values obtained using the SMO method.

Model / Dataset Type	Classes	Total of Features	Test Data (%)	F-Scr. (%)	Se. (%)	Sp. (%)	Pre. (%)	Acc. (%)	Overall Acc. (%)
SqueezeNet	COVID-19	694	30	100	100	100	100	100	97.81
	Normal			92.31	90	99.14	94.74	97.81
	Pneumonia			94.91	96.55	98.15	93.33	97.81
MobileNetV2	COVID-19	663	30	99.44	100	97.87	98.89	99.26	98.54
	Normal			94.44	89.47	100	100	98.54
	Pneumonia			98.31	100	99.06	96.67	99.26
SqueezeNet & MobileNetV2 (Combined Features Set)	COVID-19	1357	30	100	100	100	100	100	99.27
	Normal			97.43	95	100	100	99.27
	Pneumonia			98.30	100	99.07	96.67	99.27
	COVID-19	1357	k-fold (k = 5)	99.49	99.32	99.37	99.66	99.34	98.25
	Normal			95.31	93.85	99.49	96.82	98.68
	Pneumonia			96.48	97.96	98.61	95.05	98.47