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Perturbation analysis of signal space fast iterative hard thresholding with redundant dictionaries.

Haifeng LiGuoqi Liu
Published in: IET Signal Process. (2017)
Keyphrases
  • hard thresholding
  • denoising
  • signal processing
  • sparse representation
  • image denoising
  • feature selection
  • object recognition
  • multiresolution
  • wavelet transform
  • wavelet coefficients