An Edge-Preserving Multigrid-Like Technique for Image Denoising.

Carolina Toledo Ferraz Luis Gustavo Nonato José Alberto Cuminato

Published 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