Medical Image Fusion Based on Rolling Guidance Filter and Spiking Cortical Model

Table 2

Objective criteria by each fused method in the fusion of Figures 7 and 8.

Fusion method	Group c				Group d
	MI				MI
GFF	3.4548	0.8217	0.1358	0.0425	4.1974	0.7875	0.2089	0.0036
NDCWT	3.4854	0.7037	0.1973	0.0990	3.2677	0.5641	0.2561	0.1798
NSCT-SF-PCNN	3.4376	0.7486	0.2236	0.0278	4.0588	0.5710	0.2874	0.0216
ST-PCNN	4.3719	0.7157	0.2354	0.0489	4.1847	0.7740	0.2090	0.0170
SCM	5.6808	0.8360	0.1277	0.0363	5.5797	0.7979	0.1928	0.0093
SCM-A	5.6913	0.8277	0.1528	0.0195	5.5910	0.7983	0.1922	0.0095
RGF-SCM-C	5.7396	0.8475	0.1269	0.0256	5.6031	0.7988	0.1920	0.0092
RGF-SCM	5.8156	0.8525	0.1265	0.0210	5.6414	0.8020	0.1888	0.0092