Table 5. Comparative performance between 2D CNN and other shallow neural networks.

Classifier	Cross-validation				Independent
	Sens	Spec	Acc	MCC	Sens	Spec	Acc	MCC
kNN	60.1	95.4	87.5	0.62	28.9	95.1	88.6	0.28
RandomForest	59.6	98.2	89.5	0.68	15.8	98	89.9	0.23
Gaussian	93.5	30.5	44.6	0.23	81.6	23.2	28.9	0.03
SVM	35.2	98.1	84	0.48	28.9	97.1	90.4	0.34
2D CNN	76.6	93.5	89.7	0.7	65.8	90.3	87.9	0.46