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Recovering Sign Bits of DCT Coefficients in Digital Images as an Optimization Problem.
Ruiyuan Lin
Sheng Liu
Jun Jiang
Shujun Li
Chengqing Li
C.-C. Jay Kuo
Published in:
CoRR (2022)
Keyphrases
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digital images
dct coefficients
jpeg compressed images
jpeg compression
dct domain
discrete cosine transform
image blocks
transform domain
compressed domain
feature vectors
jpeg images
image processing
image sequences
image data
image compression