Apr 2, 2018 · Thus, the optimal psychovisual threshold is determined to embed the watermark in the host image for the best image quality. During the insertion ...
This paper presents a reliable digital watermarking technique which provides high imperceptibility and robustness for copyright protection using an optimal DCT ...
Apr 25, 2018 · Thus, the optimal psychovisual threshold is determined to embed the watermark in the host image for the best image quality. During the insertion ...
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Posted: Dec 20, 2018
Posted: Dec 20, 2018
This research paper presents a modified blind and robust image watermarking scheme that combines dual-tree complex wavelet transform (DTCWT) and discrete cosine ...
Oct 31, 2016 · This paper proposes a watermark embedding scheme based on the psychovisual threshold and edge entropy. The sensitivity of minor changes in DCT ...
Jul 9, 2023 · In this paper, a robust and transparent watermarking scheme in the discrete cosine transform (DCT) domain is presented. The watermark is ...
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[PDF] Image Watermarking with DCT- Optimization based Psychovisual ...
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Recently, an optimal Discrete Cosine Transform (DCT) psychovisual threshold is proposed for digital watermarking approach. The newly introduced approach also ...
Abstract—This paper proposes a blind and robust image watermarking technique using Discrete Cosine Transform (DCT) for copyright protection on color images ...