Non-stiff boundary and interface penalties for narrow-stencil finite difference approximations of the Laplacian on curvilinear multiblock grids.
Martin AlmquistEric M. DunhamPublished in: J. Comput. Phys. (2020)
Keyphrases
- finite difference
- hamilton jacobi
- numerical solution
- finite element
- numerical analysis
- partial differential equations
- level set
- object boundaries
- numerical methods
- image processing
- difference equations
- eikonal equation
- differential equations
- taylor series
- computer vision
- numerical scheme
- medial axis
- anisotropic diffusion
- high order
- image segmentation