Table 8.

Class-wise performance analysis of DenseNet201.

Class	NAC a	NCC b	Accuracy	SD c	Precision	Recall	F1-score
Original	3000	3097	99.28%	0.18	0.96	0.99	0.97
Gaussian	3000	3967	85.7%	4.81	0.45	0.59	0.51
Localvar	3000	1946	85.74%	5.33	0.39	0.25	0.31
Pepper	3000	3032	99.41%	0.22	0.97	0.98	0.98
Poisson	3000	2942	99.45%	0.10	0.99	0.97	0.98
Salt&Pepper	3000	3015	99.78%	0.05	0.99	0.99	0.99
Salt	3000	3063	99.65%	0.04	0.98	1.0	0.99
Speckle	3000	2938	99.17%	0.31	0.98	0.96	0.97

^aNumber of actual cases in a class.

^bNumber of cases classified as belonging to a class.

^cStandard Deviation.