Table 2.

The remaining features after three steps of feature selection.

Remained features	The right hippocampus	The left hippocampus
Form factor	“Maximum 3D Diameter”	“Maximum 3D Diameter”
	“Surface Volume Ratio”
Histogram	“uniformity”	“uniformity”
RLM	“Long Run Emphasis_All Direction_offset7_SD”	“Low Gray Level Run Emphasis_All Direction_offset7_SD”
GLCM		“Inverse Difference Moment_All Direction_offset1_SD”