M. C. Hernández

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In this paper a watermarking-based color image authentication with detection and recovery capability is proposed, in which a Halftone image is used as an approximated version of the luminance channel (Y) and a coded version of the coefficients of the Two Dimensional Discrete Cosine Transform of the chrominance channels (Cb, Cr) of the YCbCr color space are(More)
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