Multifocus Image Fusion Using Biogeography-Based Optimization

Table 3

Evaluation of various image fusion algorithms without the reference image.

		PCNN	NSCT	NSST	GA	PSO	DE	BBO	CSBBO
Plane	SF	10.7549	12.4720	12.5931	12.6338	12.6364	12.5951	12.6426	12.6454
	FMI	0.9258	0.9273	0.9310	0.9362	0.9375	0.9370	0.9372	0.9378
		0.7195	0.7298	0.7321	0.7432	0.7524	0.7535	0.7530	0.7546
		0.8944	0.8645	0.8634	0.8566	0.8668	0.8769	0.8762	0.8812
Clock	SF	21.5565	22.7596	23.0138	22.9630	23.0049	23.0087	22.9725	23.0105
	FMI	0.8828	0.8805	0.8829	0.8834	0.8840	0.8842	0.8842	0.8843
		0.6869	0.6830	0.6889	0.7165	0.7180	0.7186	0.7213	0.7219
		0.8739	0.8633	0.8624	0.8751	0.8745	0.8785	0.8795	0.8803
Flower	SF	14.7468	16.3808	16.6530	16.6400	16.6500	16.6129	16.6396	16.6539
	FMI	0.8479	0.8755	0.8774	0.8808	0.8812	0.8813	0.8813	0.8815
		0.6506	0.6980	0.6994	0.7161	0.7163	0.7166	0.7172	0.7173
		0.8660	0.8974	0.8959	0.8972	0.8968	0.8978	0.8990	0.8995
Book	SF	27.9575	28.6606	28.9587	28.9555	28.9917	28.9727	28.9969	28.9991
	FMI	0.8678	0.8631	0.8653	0.8672	0.8671	0.8670	0.8670	0.8673
		0.6961	0.6975	0.7014	0.7206	0.7211	0.7199	0.7205	0.7214
		0.8848	0.8546	0.8563	0.8930	0.8930	0.8939	0.8933	0.8950