An Adaptive Image Enhancement Technique by Combining Cuckoo Search and Particle Swarm Optimization Algorithm

Table 3

Fitness value by using proposed and other three objective functions.

Objective function	Method	I1	I2	I3	I4
Apurpa	LCS	0.3321	0.3431	0.4849	0.4216
	HE	0.3015	0.2598	0.4292	0.3664
	CS-PSO	0.5147	0.4667	0.5673	0.5987
Zhou	LCS	0.0864	0.0868	0.0861	0.0859
	HE	0.0325	0.0503	0.0593	0.0574
	CS-PSO	0.0337	0.0180	0.0925	0.0833
Eskicioglu	LCS	0.0657	0.1829	0.0691	0.0720
	HE	0.1178	0.2414	0.0852	0.0886
	CS-PSO	0.0677	0.1194	0.0885	0.0847
Proposed	LCS	0.3442	0.47464	0.4096	0.5628
	HE	0.3643	0.34810	0.3927	0.4017
	CS-PSO	0.8868	0.8519	1.0272	1.0504