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What is Robust Watermarking in Multiresolution: Walsh-Hadamard Transform about?
In this paper, a newer version of Walsh-Hadamard Transform is proposed for images. Further, a Robust Watermarking scheme is proposed for copyright protection using MR-WHT and singular value decomposition. Experimental results show better visual imperceptibility and resiliency of the proposed scheme against intentional or un-intentional variety of attacks.
- Author
- Gaurav Bhatnagar
- Language
- EN