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A Method of Guaranteeing Image-Quality for Quantization-Based Watermarking Using a Nonorthogonal Transformation.
Masaaki Fujiyoshi
Osamu Watanabe
Hitoshi Kiya
Published in:
IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2005)
Keyphrases
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image quality
computational complexity
correlation coefficient
quantization error