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Reversible Data Hiding With Hierarchical Embedding for Encrypted Images.
Chunqiang Yu
Xianquan Zhang
Xinpeng Zhang
Guoxiang Li
Zhenjun Tang
Published in:
IEEE Trans. Circuits Syst. Video Technol. (2022)
Keyphrases
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reversible data hiding
pixel values
image data
data hiding
secret data
input image
gaussian noise
denoising
feature extraction
image quality
test images
barcode
original images