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Statistical image watermark decoder by modeling local RDWT difference domain singular values with bivariate weighted Weibull distribution.
Xiangyang Wang
Yao Yao
Yang Yu
Panpan Niu
Hongying Yang
Published in:
Appl. Intell. (2023)
Keyphrases
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singular values
singular value decomposition
single image
input image
watermarked image
test images
weibull distribution
low rank
image segmentation
feature extraction
least squares
feature points