Table 4.

Average Index of four groups of binary classification problems obtained by the MSEA-ALHK method and validated using random sub-sampling (10 repetitions).

Classification group	Method		Dimension of data	Average Index
	PCA	ReliefF		Accuracy (%)	Sensitivity (%)	Specificity (%)
XO	×	×	603	96.77	96.13	97.35
XE	✓	×	20	98.15	96.13	100.00
XS	×	✓	3	91.23	88.39	93.82
XF	✓	✓	23	98.31	96.45	100.00