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Reversible data hiding in encrypted images with separability and high embedding capacity.
Dawen Xu
Shubing Su
Published in:
Signal Process. Image Commun. (2021)
Keyphrases
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reversible data hiding
pixel values
embedding capacity
data hiding
secret data
image data
high capacity
image quality
input image
visual quality
test images
spatial domain
prediction algorithm
lossy compression
original images
high quality
digital images
wavelet transform
high resolution
video sequences