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A Novel Perceptual Hashing for Color Images Using a Full Quaternion Representation.

Xiaomei XingYuesheng ZhuZhiwei MoZiqiang SunZhen Liu
Published in: KSII Trans. Internet Inf. Syst. (2015)
Keyphrases
  • color images
  • gray scale
  • data structure
  • digital images
  • grayscale images
  • color texture
  • image processing
  • feature extraction
  • low level
  • gray level
  • fourier transform
  • representation scheme
  • impulsive noise removal