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

<div>Security performance on reversible watermarked image recovery and watermark extraction: (a1) and (a2) original cover image and resized watermark; (b1) and (b2) recovered image and extracted watermark with the correct key; (c1) and (c2) recovered image and extracted watermark with the wrong key.</div>

Security and Communication Networks

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Figure 17

Figure 17: A Novel Improved Reversible Visible Image Watermarking Algorithm Based on Grad-CAM and JND 