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Reversible Data Hiding in Encrypted Images by Reserving Room Before Encryption.
Kede Ma
Weiming Zhang
Xianfeng Zhao
Nenghai Yu
Fenghua Li
Published in:
IEEE Trans. Inf. Forensics Secur. (2013)
Keyphrases
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image data
input image
reversible data hiding
test images
pixel values
data hiding
image segmentation
high quality
computational complexity
color images
image reconstruction
original images
high capacity