Table 5.

Performance metrics at different stages of training

Stage	Network	Accuracy	Sensitivity	Specificity
Initial training	DNN I	0.5887	0.5882	0.5892
	DNN II	0.5949	0.6009	0.5892
	DNN III	0.6075	0.6137	0.6015
	DNN IV	0.6012	0.6137	0.5892
Transfer learning	DNN I	0.9081	0.9072	0.9088
	DNN II	0.9177	0.9270	0.9088
	DNN III	0.9370	0.9467	0.9278
	DNN IV	0.9274	0.9467	0.9088
Fine tuning	DNN I	0.9592	0.9583	0.9600
	DNN II	0.9694	0.9792	0.9600
	DNN III	0.9898	1.0000	0.9800
	DNN IV	0.9796	1.0000	0.9600