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Improved Steganographic Method Preserving Pixel-Value Differencing Histogram with Modulus Function.
Jeong-Chun Joo
Hae-Yeoun Lee
Heung-Kyu Lee
Published in:
EURASIP J. Adv. Signal Process. (2010)
Keyphrases
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pixel values
background image
gray level
feature selection
image sequences
bayesian networks
probabilistic model
model selection
machine learning methods