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Prediction-based Reversible Data Hiding Using Empirical Histograms in Images.
Chi-Yao Weng
Shiuh-Jeng Wang
Jonathan C. L. Liu
Dushyant Goyal
Published in:
KSII Trans. Internet Inf. Syst. (2012)
Keyphrases
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image data
reversible data hiding
input image
pixel values
prediction algorithm
test images
multiscale
digital images
frequency domain
image blocks