Brain Medical Image Fusion Based on Dual-Branch CNNs in NSST Domain

Table 1

The objective criteria of the results.

	Methods	EI	AG	SD	MI	MSSIM
Data-1	Proposed	72.6935	7.1552	57.9205	3.2722	0.5546	0.8098
	LP	38.2196	3.7774	30.0324	2.3271	0.6351	0.8054
	DTCWT	34.8032	3.4850	23.2539	1.7309	0.6138	0.8039
	CVT	35.2542	3.4934	23.0665	1.4831	0.5993	0.8033
	NSST-PAPCNN	68.9727	6.6187	56.0234	2.4653	0.5333	0.8060
	SR-CVT	68.6666	6.7490	54.4992	1.9097	0.5147	0.8044
	NSCT-PCNN	66.2118	6.5201	56.4232	2.2337	0.5413	0.8051
	NSST-SR	66.9752	6.6512	53.2715	2.0321	0.5318	0.8047
Data-2	Proposed	90.0733	10.3155	69.1393	4.2751	0.7368	0.8123
	LP	83.5461	9.4929	56.4441	3.3646	0.7257	0.8085
	DTCWT	81.8120	9.2944	53.6809	3.1898	0.7261	0.8079
	CVT	82.3516	9.3915	53.6136	3.0625	0.7161	0.8075
	NSST-PAPCNN	85.2049	9.8096	68.2061	3.8848	0.7320	0.8105
	SR-CVT	88.1706	10.0621	68.8248	3.9093	0.7244	0.8107
	NSCT-PCNN	88.2202	9.8461	68.1962	4.9920	0.7352	0.8166
	NSST-SR	87.1627	9.6065	68.1307	4.9608	0.7268	0.8173
Data-3	Proposed	74.2671	7.7668	77.2744	3.3678	0.7619	0.8094
	LP	72.4568	7.7204	68.6626	3.4543	0.7714	0.8097
	DTCWT	68.2222	7.1759	65.1873	3.1822	0.7529	0.8083
	CVT	69.9724	7.3461	64.9798	3.1067	0.7326	0.8083
	NSST-PAPCNN	73.0212	7.6503	76.6886	3.3369	0.7662	0.8090
	SR-CVT	67.8324	7.0882	65.8398	3.2342	0.7083	0.8087
	NSCT-PCNN	69.0975	7.3278	75.0149	3.3345	0.7768	0.8090
	NSST-SR	63.5011	6.8037	73.9537	3.3862	0.7576	0.8091
Data-4	Proposed	60.7610	6.1253	101.008	3.3421	0.6624	0.8091
	LP	57.8694	6.0094	72.2220	3.0442	0.6828	0.8082
	DTCWT	55.5715	5.6615	67.7378	2.8914	0.6693	0.8078
	CVT	56.0089	5.6900	67.5603	2.8700	0.6629	0.8077
	NSST-PAPCNN	53.0778	5.2554	98.0660	3.1384	0.6078	0.8085
	SR-CVT	59.6227	6.0267	87.1325	3.0472	0.6613	0.8082
	NSCT-PCNN	57.4714	5.7521	99.1359	3.2446	0.6269	0.8087
	NSST-SR	54.7148	5.4708	97.6829	3.1859	0.5902	0.8086
Data-5	Proposed	145.3350	16.7255	86.9107	3.5295	0.6511	0.8089
	LP	144.0967	17.0567	77.7485	3.3466	0.6274	0.8082
	DTCWT	138.1179	16.0188	73.4541	3.1837	0.6284	0.8077
	CVT	140.2991	16.2219	73.5315	3.1072	0.6262	0.8075
	NSST-PAPCNN	143.2695	16.4285	86.2083	3.3442	0.6506	0.8075
	SR-CVT	140.0068	16.1687	75.8551	3.0745	0.6235	0.8074
	NSCT-PCNN	134.0507	15.0210	86.3881	3.2473	0.6473	0.8078
	NSST-SR	123.5401	13.9535	84.4441	3.3016	0.6147	0.8080
Data-6	Proposed	80.0313	8.8360	73.7021	3.7677	0.7539	0.8101
	LP	75.1681	8.5606	60.5508	3.2883	0.7368	0.8084
	DTCWT	72.2479	8.0545	53.0983	2.9707	0.7118	0.8074
	CVT	73.4273	8.1997	52.4865	2.8620	0.6932	0.8071
	NSST-PAPCNN	66.7020	7.4670	68.3819	3.2053	0.7036	0.8079
	SR-CVT	79.4541	8.7675	72.6698	3.6225	0.7352	0.8089
	NSCT-PCNN	72.6950	8.0744	70.6174	3.3051	0.7346	0.8083
	NSST-SR	64.9391	7.3415	66.7485	3.1110	0.6834	0.8076