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A grey-level image watermarking method based on block DCT and statistic correlation adjustment.
Charlie Obimbo
Jingbo Ni
Published in:
Communication, Network, and Information Security (2006)
Keyphrases
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grey level images
watermarking method
watermarking scheme
dct coefficients
copyright protection
jpeg images
watermarking algorithm
image decomposition
multimedia
digital images
discrete cosine transform
dct domain
image analysis