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Targeted steganalysis of adaptive pixel-value differencing steganography.
Shunquan Tan
Bin Li
Published in:
ICIP (2012)
Keyphrases
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pixel values
data hiding
cover image
jpeg images
information hiding
secret data
image quality
spatial domain
weighted sum
least significant bit
discrete cosine transform
median filter
gray level
machine learning
image reconstruction
distance function
hidden information
k means
image processing