A compact higher-order finite-difference scheme for the wave equation can be strongly non-dissipative on non-uniform meshes.
Alexander ZlotnikRaimondas CiegisPublished in: CoRR (2020)
Keyphrases
- finite difference
- hamilton jacobi
- wave equation
- higher order
- numerical scheme
- semi implicit
- finite element
- partial differential equations
- numerical analysis
- numerical solution
- level set
- multiresolution
- natural images
- high order
- medial axis
- level set method
- diffusion equation
- image processing
- markov random field
- pairwise