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Hidden messages in heavy-tails: DCT-domain watermark detection using alpha-stable models.
Alexia Briassouli
Panagiotis Tsakalides
Athanasios Stouraitis
Published in:
IEEE Trans. Multim. (2005)
Keyphrases
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dct domain
watermark detection
post processing
transform domain
spatial domain
dct coefficients
video watermarking
digital video
human visual system
compressed domain
low frequency
discrete cosine transform
watermarking algorithm
watermarking scheme
image watermarking
spread spectrum
feature selection