Table 1.

Quantitative comparison of five image fusion methods with Dataset-1 image pair (shown in Fig. 4a, b)

Quality metric	Pixel_avg	DWT_avg_max	CT_avg_max	NSCT_avg_max	Proposed method
IE	5.911	6.096	6.199	6.065	6.756
OCE	0.445	0.488	0.468	0.496	0.009
MI	5.166	3.073	2.748	3.318	5.616
SF	10.283	14.282	14.057	13.971	18.468
RSFE	−0.5	−0.31	−0.322	−0.325	−0.102
CC(A,F)	0.846	0.823	0.826	0.826	0.909
CC(B,F)	0.575	0.587	0.585	0.591	0.426
Q AB/F	0.425	0.515	0.477	0.565	0.784
Q	0.628	0.64	0.567	0.665	0.934
Q w	0.631	0.66	0.652	0.669	0.845
Q E	0.584	0.613	0.602	0.627	0.735