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Reversible data hiding in encrypted images based on absolute mean difference of multiple neighboring pixels.
Xin Liao
Changwen Shu
Published in:
J. Vis. Commun. Image Represent. (2015)
Keyphrases
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neighboring pixels
pixel values
input image
image pixels
spatial information
test images
reversible data hiding
image data
markov random field
ground truth
image quality
image features
gray level
original images
image classification
similarity measure
spatial domain
frequency domain
computer vision
image retrieval