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Quaternion image watermarking using the spatio-chromatic fou...
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Quaternion image watermarking using the spatio-chromatic fourier coefficients analysis
14 years 2 months ago
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Tsz Kin Tsui, Xiao-Ping Zhang, Dimitrios Androutso...
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Color Image Watermarking Using Multidimensional Fourier Transforms
13 years 8 months ago
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This paper presents two vector watermarking schemes that are based on the use of complex and quaternion Fourier transforms and demonstrates, for the first time, how to embed waterm...
Tsz Kin Tsui, Xiao-Ping Zhang, Dimitrios Androutso...
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