An image denoising model based on a fourth-order nonlinear partial differential equation.
Abdelgader SiddigZhichang GuoZhenyu ZhouBoying WuPublished in: Comput. Math. Appl. (2018)
Keyphrases
- image denoising
- fourth order
- partial differential equations
- nonlinear diffusion
- denoising
- edge preservation
- noise removal
- noisy images
- anisotropic diffusion
- natural images
- total variation
- image processing
- wavelet domain
- wavelet coefficients
- high order
- denoising algorithm
- smooth regions
- diffusion equation
- noise level
- edge preserving
- gaussian noise
- mathematical morphology
- denoising methods
- standard deviation
- noise reduction
- image interpolation
- wavelet transform