A Medical Image Fusion Method Based on SIFT and Deep Convolutional Neural Network in the SIST Domain

Table 2

The objective evaluations of MRI-PET fusion in Figure 6.

Method	Group 4				Group 5				Group 6
	SD	Q^AB/F	En	MI	SD	Q^AB/F	En	MI	SD	Q^AB/F	En	MI
PCNN	35.62	0.59	3.76	0.46	41.05	0.62	4.11	0.38	31.12	0.58	3.89	0.62
CSR	37.21	0.65	3.88	0.50	43.56	0.72	4.25	0.42	33.93	0.65	3.96	0.71
Shearlet	37.64	0.67	4.13	0.59	44.95	0.78	4.35	0.48	34.52	0.69	4.31	0.76
DCNN	38.19	0.73	4.50	0.65	45.36	0.81	4.44	0.62	34.91	0.76	4.55	0.81
Proposed	39.42	0.84	4.65	0.70	47.21	0.86	4.63	0.63	35.68	0.83	4.87	0.85