Medical Image Fusion Based on Low-Level Features

Table 1

Performance of different fusion methods for medical images.

(a)

Method	MI-1				MI-2				MI-3
	MI			MSE	MI			MSE	MI			MSE
LAP	2.178	0.675	0.727	57.741	2.068	0.872	0.739	45.730	2.609	0.903	0.627	44.14481354
DWT	2.931	0.827	0.611	79.965	3.129	0.961	0.787	54.263	2.599	0.832	0.565	53.49580383
NSCT	2.177	0.620	0.465	90.939	2.825	0.584	0.793	65.552	2.796	0.566	0.612	65.61071777
CTD	5.914	0.943	0.664	74.500	3.940	0.936	0.830	51.555	4.483	0.975	0.673	41.62849426
MSID	2.195	0.616	0.499	59.269	1.582	0.844	0.496	43.559	2.232	0.848	0.436	44.26103973
CBF	4.412	0.924	0.775	74.774	2.837	0.928	0.776	51.407	2.904	0.905	0.626	42.7221756
GFF	3.259	0.887	0.780	78.395	2.157	0.768	0.797	49.230	2.669	0.751	0.639	42.53501129
Proposed	6.032	0.959	0.820	46.075	4.063	0.964	0.851	43.405	4.574	0.988	0.737	38.04077911

(b)

	MI-4				MI-5				MI-6
LAP	2.739	0.901	0.607	50.271	2.414	0.897	0.656	40.721	2.671	0.897	0.614	46.824
DWT	2.690	0.834	0.535	55.560	2.541	0.850	0.614	51.070	2.670	0.829	0.551	55.585
NSCT	2.824	0.540	0.577	70.298	2.684	0.543	0.667	62.506	2.793	0.558	0.573	69.043
CTD	4.779	0.959	0.665	30.326	4.101	0.921	0.695	41.111	4.673	0.967	0.649	44.490
MSID	2.431	0.850	0.434	45.375	2.093	0.858	0.465	40.912	2.293	0.845	0.430	45.553
CBF	2.945	0.892	0.594	43.758	2.765	0.909	0.656	40.511	2.928	0.890	0.606	44.624
GFF	2.762	0.756	0.625	41.943	2.462	0.741	0.654	39.297	2.642	0.742	0.617	44.171
Proposed	4.863	0.974	0.692	36.298	4.113	0.994	0.736	38.885	4.694	0.988	0.712	43.713

(c)

	MI-7				MI-8				MI-9
LAP	2.803	0.900	0.613	46.924	2.888	0.907	0.624	42.013	3.249	0.796	0.614	33.56437
DWT	2.783	0.817	0.558	51.125	2.732	0.799	0.553	49.897	3.197	0.794	0.490	51.27275
NSCT	2.976	0.577	0.624	66.102	2.987	0.584	0.630	63.085	3.318	0.779	0.529	55.56722
CTD	4.887	0.982	0.677	39.625	4.848	0.979	0.683	37.383	3.704	0.870	0.593	47.99319
MSID	2.514	0.848	0.437	43.682	2.575	0.851	0.460	40.935	3.112	0.725	0.445	34.95961
CBF	3.043	0.891	0.597	41.760	3.075	0.897	0.613	38.117	4.378	0.880	0.616	26.81659
GFF	2.786	0.755	0.623	41.034	2.849	0.755	0.634	38.010	4.061	0.910	0.675	27.27437
Proposed	4.926	0.998	0.720	37.291	4.927	0.994	0.711	34.563	4.112	0.983	0.703	25.4412