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Cryptographic Copyright Protection for Digital Images Based on Watermarking Techniques.
Joseph Ó Ruanaidh
Holger Petersen
Alexander Herrigel
Shelby Pereira
Thierry Pun
Published in:
Theor. Comput. Sci. (1999)
Keyphrases
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digital images
copyright protection
watermarking technique
digital watermarking
robust watermarking
smart card
image watermarking
digital watermark
digital image watermarking
information hiding
secret information
lossy compression
geometric distortions
watermark detection
video watermarking