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On the Intractability of Inverting Geometric Distortions in Watermarking Schemes.
Maciej Liskiewicz
Ulrich Wölfel
Published in:
Information Hiding (2005)
Keyphrases
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geometric distortions
watermarking scheme
jpeg compression
image watermarking
error correction
watermarking algorithm
watermarking technique
copyright protection
digital watermarking
spread spectrum
watermark embedding
image watermarking scheme
digital images
signal processing
geometric attacks