Elastic wave propagation in curvilinear coordinates with mesh refinement interfaces by a fourth order finite difference method.
Lu ZhangSiyang WangN. Anders PeterssonPublished in: CoRR (2020)
Keyphrases
- wave propagation
- finite difference method
- partial differential equations
- fourth order
- mesh refinement
- anisotropic diffusion
- image denoising
- level set
- numerical solution
- image processing
- numerical methods
- multiscale
- finite element
- differential equations
- image enhancement
- transmission line
- finite element model
- gaussian derivatives
- noise removal
- nonlinear diffusion
- image interpolation
- high order
- heat equation
- natural images
- denoising
- diffusion equation
- finite element method