A New Highly Secure Optical Image Security Technique Using Gyrator Transform for Image Security-Related Applications

Table 2

Comparative performance of previous works.

Method	CC	PSNR	MSE	SSIM	MAE	RMSE
GI [1]	0.02	46.25	0.37	0.63	0.67	0.076
DPE [2]	0.19	49.29	0.42	0.79	0.49	0.145
DI [7]	0.14	36.78	0.024	0.46	0.17	0.13
GS [9]	0.64	39.4	0.076	0.83	0.35	0.19
CGI [23]	0.46	49.53	0.035	0.73	0.16	0.095
This work	0.99	28.53	0.0056	0.99	0.015	0.056