Table 1.

The performance of the two-step feature selection method in comparison with other feature selection methods.

Method	ACC	SPE	PRE	SEN	F1	MCC
All features	0.753	0.806	0.721	0.677	0.689	0.487
RF	0.808	0.862	0.799	0.722	0.756	0.598
RFE	0.811	0.846	0.809	0.769	0.774	0.626
mRMR	0.794	0.826	0.769	0.763	0.757	0.588
Two-step	0.818	0.844	0.786	0.783	0.782	0.63