Multimodal Medical Image Fusion by Adaptive Manifold Filter

Table 3

Objective evaluation on the fusion results of groups (e) and (f).

Method	Group (e)		Group (f)
	MI		MI
PCA	5.1182	0.5772	3.6200	0.4453
Gradient	4.3344	0.5763	3.0872	0.4592
Laplacian	4.1712	0.5383	3.1039	0.5214
SIDWT	4.2474	0.4831	3.1255	0.5131
Liu’s method	5.0778	0.2975	3.3798	0.3926
Sudeb’s method	4.0069	0.6126	3.4720	0.5051
Kang’s method	4.3699	0.2891	5.3727	0.8883
Our method	8.6480	0.6428	5.5092	0.6037