A novel PDE based image restoration: Convection-diffusion equation for image denoising.
Yintzer ShihC. ReiHui-Ching WangPublished in: J. Comput. Appl. Math. (2009)
Keyphrases
- diffusion equation
- image denoising
- partial differential equations
- image restoration
- image processing
- anisotropic diffusion
- total variation
- denoising
- noisy images
- image deblurring
- natural images
- noise removal
- edge preserving
- nonlinear diffusion
- image restoration problems
- scale spaces
- wavelet domain
- super resolution
- gaussian noise
- markov random field
- blurred images
- wavelet coefficients
- denoising algorithm
- energy functional
- motion blur
- denoising methods
- image prior
- image enhancement
- wiener filter
- mathematical morphology
- curve evolution
- bilateral filter
- multiscale
- color images
- regularization parameter
- noise level
- fidelity term
- computer vision
- diffusion process
- multiresolution
- shift invariant
- edge detection
- image patches
- subband
- high order