The cycle spinning-based sharp frequency localized contourlet transform for image denoising.
Xiaobo QuJingwen YanPublished in: ISKE (2008)
Keyphrases
- contourlet transform
- image denoising
- low frequency
- denoising
- directional filter banks
- noisy images
- natural images
- high frequency
- wavelet coefficients
- image processing
- partial differential equations
- wavelet transform
- multiscale
- wavelet domain
- subband
- translation invariant
- digital images
- discrete wavelet transform
- high quality
- frequency domain
- multiresolution
- image analysis
- image fusion
- object recognition
- texture images