Fourth-order compact difference and alternating direction implicit schemes for telegraph equations.
Shu-Sen XieSu-Cheol YiTae In KwonPublished in: Comput. Phys. Commun. (2012)
Keyphrases
- alternating direction
- fourth order
- numerical algorithms
- noise removal
- convex optimization
- high order
- partial differential equations
- total variation regularization
- image interpolation
- smooth regions
- anisotropic diffusion
- augmented lagrangian
- total variation
- nonlinear diffusion
- estimation error
- image processing
- image enhancement
- denoising
- augmented lagrangian method
- edge preserving
- diffusion equation
- image restoration
- group lasso
- motion estimation