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

Table 4

Values of quality metrics after Gaussian attack.

Image	PSNR	SSIM	NC	BER
Bandon	34.50	0.967	0.992	0.0289
Peppers	36.65	0.965	0.993	0.0272
Fishing boat	37.54	0.956	0.994	0.0266
Medical_1	35.57	0.958	0.998	0.0281
Medical_2	34.22	0.970	0.998	0.0292