A computational approach for a two-parameter singularly perturbed system of partial differential equations with discontinuous coefficients.
K. AarthikaShanthi V.Higinio RamosPublished in: Appl. Math. Comput. (2022)
Keyphrases
- partial differential equations
- image denoising
- anisotropic diffusion
- level set
- wavelet coefficients
- image processing
- image enhancement
- numerical solution
- linear combination
- multiscale
- numerical algorithms
- fourth order
- numerical methods
- diffusion equation
- problems in image processing
- high order
- differential equations
- curve evolution
- mathematical morphology
- energy functional
- finite difference
- boundary value problem
- difference equations
- conservation laws
- noise removal
- finite difference method
- lattice boltzmann
- level set method
- natural images
- higher order