A Novel Improved Reversible Visible Image Watermarking Algorithm Based on Grad-CAM and JND

Figure 13

Zoom in the reversible watermarked image tabby with watermark horse embedded using different reversible visible watermarking schemes: (a) Hu and Jeon [5], (b) Chen et al. [7], (c) Mohammad et al. [8], and (d) proposed scheme with  = 0.6 and  = 0.5.

(a)

(b)

(c)

(d)