A note on nonlinear fourth-order elliptic equations on $$\mathbb R ^N$$.
Lin LiWen-Wu PanPublished in: J. Glob. Optim. (2013)
Keyphrases
- fourth order
- partial differential equations
- boundary value problem
- numerical solution
- nonlinear diffusion
- nonlinear equations
- high order
- differential equations
- diffusion equation
- anisotropic diffusion
- numerical algorithms
- noise removal
- numerical methods
- image denoising
- image processing
- image interpolation
- image enhancement
- linear systems
- scale spaces
- level set
- denoising
- special case
- multiscale
- boundary conditions
- maximum likelihood
- computer vision
- higher order
- objective function
- similarity measure
- feature extraction
- frequency domain