Operator perturbation for fourth order elliptic equations with variable coefficients.
Julia OrlikHeiko AndräSarah StaubPublished in: CoRR (2024)
Keyphrases
- fourth order
- partial differential equations
- numerical solution
- boundary value problem
- numerical methods
- differential equations
- noise removal
- numerical algorithms
- high order
- anisotropic diffusion
- image denoising
- image interpolation
- level set
- wavelet coefficients
- image processing
- nonlinear diffusion
- image enhancement
- gaussian derivatives
- multiscale
- linear combination
- estimation error
- mathematical morphology
- basis functions
- higher order
- object recognition