Medical Image Watermarking Technique for Accurate Tamper Detection in ROI and Exact Recovery of ROI

Table 4

Average performance of the proposed method.

Modality of image	Average PSNR	Average WPSNR	Average MSSIM	Average TPE
CT scan	50.26	52.81	0.9325	0.0490
MRI scan	52.13	54.65	0.9246	0.0682
Ultrasound	55.47	56.42	0.9612	0.0301