An Edge-Preserving Multigrid-Like Technique for Image Denoising.
Carolina Toledo FerrazLuis Gustavo NonatoJosé Alberto CuminatoPublished in: ICIAR (1) (2006)
Keyphrases
- image denoising
- edge preserving
- partial differential equations
- anisotropic diffusion
- denoising
- natural images
- total variation
- image processing
- noisy images
- image restoration
- noise removal
- bilateral filtering
- wavelet domain
- edge preservation
- color image denoising
- nonlinear diffusion
- bilateral filter
- regularization methods
- image restoration problems
- wavelet coefficients
- noise reduction
- speckle noise
- shift invariant
- denoising algorithm
- image analysis
- multiresolution
- augmented lagrangian
- inverse problems
- multiscale
- wavelet shrinkage
- image deblurring
- least squares
- tensor voting
- energy functional
- edge detection
- higher order
- curve evolution
- gaussian noise
- regularization parameter
- image prior
- image inpainting
- convex optimization
- high order
- maximum likelihood