Image denoising in complex wavelet domain using a mixture of bivariate laplacian distributions with local parameters.
Hossein RabbaniMansur VafadustPublished in: Visual Information Processing (2007)
Keyphrases
- image denoising
- wavelet domain
- denoising
- generalized gaussian
- wavelet coefficients
- natural images
- shift invariant
- noisy images
- wavelet domain hidden markov tree
- discrete wavelet transform
- total variation
- wavelet transform
- partial differential equations
- spatial domain
- multiresolution
- expectation maximization
- sar images
- gaussian model
- subband
- denoising algorithm
- image processing
- multiscale
- wavelet denoising
- probability distribution
- watermarking algorithm
- gaussian distribution
- wavelet shrinkage
- nonlinear diffusion
- high level
- denoising methods
- maximum likelihood
- human visual system
- object recognition
- contourlet transform
- high frequency
- pairwise
- low level
- high quality
- edge detection
- frequency domain
- feature selection