An adaptive fourth-order partial differential equation for image denoising.
Xiaojuan ZhangWanzhou YePublished in: Comput. Math. Appl. (2017)
Keyphrases
- partial differential equations
- image denoising
- fourth order
- denoising
- anisotropic diffusion
- natural images
- noisy images
- total variation
- numerical solution
- image processing
- nonlinear diffusion
- energy functional
- wavelet coefficients
- numerical algorithms
- denoising algorithm
- edge preservation
- wavelet domain
- noise removal
- diffusion equation
- smooth regions
- curve evolution
- mathematical morphology
- bilateral filtering
- denoising methods
- wavelet transform
- edge preserving
- scale spaces
- feature space
- multiscale