Nontrivial solutions of singular fourth-order Sturm-Liouville boundary value problems with a sign-changing nonlinear term.
Wenxi FanXinan HaoLishan LiuYonghong WuPublished in: Appl. Math. Comput. (2011)
Keyphrases
- boundary value problem
- partial differential equations
- fourth order
- differential equations
- numerical solution
- anisotropic diffusion
- boundary conditions
- image denoising
- high order
- level set
- diffusion equation
- image processing
- nonlinear diffusion
- image enhancement
- noise removal
- multiscale
- numerical methods
- natural images
- variational inequalities
- image interpolation