Two-dimensional periodically shift variant digital filters.
Kyung Sub JooTamal BosePublished in: IEEE Trans. Circuits Syst. Video Technol. (1996)
Keyphrases
- digital filters
- shift variant
- shift invariant
- discrete wavelet transform
- inverse problems
- image restoration
- computationally demanding
- transfer function
- wavelet domain
- wavelet coefficients
- median filter
- multiresolution
- point spread function
- image reconstruction
- low pass filter
- computationally efficient
- rotation invariant
- sparse coding
- high frequency
- low frequency
- genetic algorithm
- natural images
- wavelet transform
- global optimization
- high quality
- image sequences