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基于自适应块参照值的密文域可逆信息隐藏 (Adaptive Pixel Block Reference Value Based Reversible Data Hiding in Encrypted Domain).
Yu Liu
Bailong Yang
Wenqiang Zhao
Zhihua Yuan
Published in:
计算机科学 (2018)
Keyphrases
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reversible data hiding
pixel values
data hiding
image blocks
prediction algorithm
input image
image quality
gray level
smart card
motion compensation
error correction
high capacity