Table 6.

Effect of offset length, $l$, on feature robustness between the Hologic Selenia Dimensions and GE 2000D systems for the co-occurrence texture features computed at window size 127. VR, very robust; R, robust; LR, less robust; NR, not robust.

Feature		Offset length ($l$, pixel)
		1	3	5	7	9	11	13
Co-occurrence	CSD	R	R	R	R	R	R	R
	COR	LR	NR	NR	NR	NR	NR	NR
	ENG	NR	R	R	R	LR	LR	LR
	ETP	NR	R	VR	R	R	R	R
	HCOR	R	R	R	R	R	R	R
	INT	NR	LR	VR	VR	VR	VR	VR
	IDM	NR	NR	VR	R	LR	LR	LR