Table 4.

Comparison of different encoding methods based on 10-fold cross-validation of the training dataset.

Encoding	Sn	Sp	Acc	MCC	AUC
C2	0.7615	0.5549	0.6581	0.3242	0.7183
NCP+ND	0.8354	0.7527	0.7921	0.5903	0.8737
C2+NCP+ND	0.8319	0.7726	0.8007	0.6064	0.8774
One-hot+NCP+ND	0.8564	0.7618	0.7937	0.5943	0.8746