[Retracted] A Robust Image Encrypted Watermarking Technique for Neurodegenerative Disorder Diagnosis and Its Applications

Table 5

Values of quality metrics after compression attack.

Image	PSNR	SSIM	NC	BER
Bandon	35.40	0.969	0.992	0.0282
Peppers	35.65	0.967	0.994	0.0280
Fishing boat	35.74	0.952	0.992	0.0279
Medical_1	35.87	0.959	0.998	0.0278
Medical_2	35.22	0.973	0.998	0.0283