A nonlinear elliptic equation with a degenerate diffusion and a source term in L1.
Guillaume LeloupRoger LewandowskiPublished in: Appl. Math. Lett. (2024)
Keyphrases
- boundary value problem
- partial differential equations
- perona malik
- nonlinear diffusion
- diffusion equation
- anisotropic diffusion
- shock filter
- diffusion processes
- differential equations
- numerical methods
- nonlinear equations
- multiscale
- numerical solution
- poisson equation
- image denoising
- diffusion process
- image enhancement
- finite difference
- heat equation
- numerical integration
- scale space
- boundary conditions
- regularization term
- wave equation
- ordinary differential equations
- level set
- diffusion coefficient
- reaction diffusion
- denoising
- total variation
- scale spaces
- energy functional
- evolution equation
- neural network
- difference equations
- information retrieval
- image processing
- structure tensor
- diffusion model
- high order
- multiple sources