Non-negative mixed finite element formulations for a tensorial diffusion equation.
K. B. NakshatralaAlbert J. ValocchiPublished in: J. Comput. Phys. (2009)
Keyphrases
- finite element
- diffusion equation
- finite difference
- anisotropic diffusion
- scale space
- diffusion process
- partial differential equations
- boundary conditions
- noise removal
- image enhancement
- finite element analysis
- structure tensor
- nonlinear diffusion
- filtering method
- numerical solution
- finite element model
- finite element method
- soft tissue
- mesh generation
- boundary element
- image processing
- optimization methods
- tensor field