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A lossy compression scheme for encrypted images exploiting Cauchy distribution and weighted rate distortion optimization.
Chuntao Wang
Deqing Xiao
Hongxing Peng
Rongyue Zhang
Published in:
J. Vis. Commun. Image Represent. (2018)
Keyphrases
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compression scheme
high compression ratio
data compression
image compression
lossy compression
compression ratio
image data
image quality
video coding
bit rate
rate distortion optimization
entropy coding
low bit rate
rate control
pixel wise
inter frame
compression algorithm
rate distortion