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Dual-Image Based Reversible Data Hiding Scheme Using Pixel Value Difference Expansion.
Biswapati Jana
Debasis Giri
Shyamal Kumar Mondal
Published in:
Int. J. Netw. Secur. (2016)
Keyphrases
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pixel values
reversible data hiding
image quality
gray level
secret data
probability density function
data hiding
locally adaptive
cover image
dimensionality reduction
high dimensional