Constructing HVS-Based Optimal Substitution Matrix Using Enhanced Differential Evolution

Table 3

The PSNR and MSSIM of the three experiments and our method.

Image	(a) Experiment I		(b) Experiment II		(c) Experiment III		(d) Ours
	PSNR	MSSIM	PSNR	MSSIM	PSNR	MSSIM	PSNR	MSSIM
Sailboat	32.18033	0.88080	32.69998	0.88160	32.43443	0.87941	34.78432	0.91447
Boat	32.21223	0.86088	32.74649	0.86403	32.61401	0.85963	34.81854	0.88820
Pepper	32.24308	0.85380	32.76629	0.85406	32.78340	0.85370	34.82431	0.89590
Bridge	32.26443	0.95144	32.97276	0.95192	32.83314	0.95141	34.75165	0.96867
Gold	32.22283	0.89393	32.84528	0.89678	32.61744	0.89288	34.77397	0.92409