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A reversible data hiding scheme for JPEG images by doubling small quantized AC coefficients.
Xiaozhu Xie
Chia-Chen Lin
Chin-Chen Chang
Published in:
Multim. Tools Appl. (2019)
Keyphrases
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jpeg images
dct coefficients
data hiding
discrete cosine transform
jpeg compression
information hiding
compressed domain
image processing
compression algorithm
error correction
watermarking algorithm
low bit rate
wireless channels