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36
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CORR
2007
Springer
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CORR 2007
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Very fast watermarking by reversible contrast mapping
14 years 16 days ago
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hal.archives-ouvertes.fr
—Reversible contrast mapping (RCM) is a simple integer transform that applies to pairs of pixels. For some pairs of pixels, RCM is invertible, even if the least significant bits...
Dinu Coltuc, Jean-Marc Chassery
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