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A separable reversible data hiding scheme for encrypted images based on Tromino scrambling and adaptive pixel value ordering.

Min LongYu ZhaoXiang ZhangFei Peng
Published in: Signal Process. (2020)
Keyphrases
  • pixel values
  • image data
  • image quality
  • reversible data hiding
  • input image
  • gray level
  • test images
  • probability density function
  • secret data
  • locally adaptive
  • cover image