Spectrally accurate solutions to inhomogeneous elliptic PDE in smooth geometries using function intension.
David B. SteinPublished in: J. Comput. Phys. (2022)
Keyphrases
- partial differential equations
- boundary value problem
- high quality
- anisotropic diffusion
- image processing
- high accuracy
- piecewise constant
- piecewise linear
- image denoising
- optimal solution
- solution quality
- differential equations
- boundary conditions
- image enhancement
- numerical methods
- fourier descriptors
- curve evolution
- numerical solution
- state space
- multiscale
- gradient flow
- conservation laws