Image denoising using bilateral filter in subsampled pyramid and nonsubsampled directional filter bank domain.
S. Amala ShanthiC. Helen SulochanaS. Albert JeromePublished in: J. Intell. Fuzzy Syst. (2016)
Keyphrases
- filter bank
- contourlet transform
- subband
- multiresolution
- bilateral filter
- multiscale
- wavelet domain
- signal processing
- wavelet decomposition
- image denoising
- denoising
- nonlinear filters
- wavelet packet
- wavelet coefficients
- wavelet transform
- frequency domain
- discrete wavelet transform
- shift invariant
- feature vectors
- image representation
- image compression
- parameter selection
- edge preserving
- noise reduction
- low pass
- bit rate
- image fusion
- denoising algorithm
- noise removal
- low frequency
- spatial domain
- noisy images
- high frequency
- computationally efficient
- computer vision
- spatial resolution
- anisotropic diffusion
- edge detection
- translation invariant
- linear filters
- natural images