Table 4.

The average size proportion of salient regions over all the images.

	DPLSG		SORBD		SRIS
	SR	mSR	SR	mSR	SR	mSR
CSIQ	0.36	0.30	0.71	0.58	0.96	0.85
LIVE	0.30	0.25	0.87	0.79	0.97	0.75
TID2013	0.30	0.24	0.79	0.68	0.98	0.82