Multigrid Shape Optimization Governed by Elliptic PDEs.
Paola F. AntoniettiAlfio BorzìMarco VeraniPublished in: SIAM J. Control. Optim. (2013)
Keyphrases
- partial differential equations
- energy functional
- anisotropic diffusion
- image denoising
- numerical solution
- multiscale
- numerical methods
- level set
- optimization algorithm
- image processing
- fourier descriptors
- eikonal equation
- shape model
- global optimization
- shape analysis
- shape features
- optimization problems
- image analysis
- boundary value problem
- differential equations
- optimization method
- optimization process
- boundary conditions
- image enhancement
- multiresolution
- numerical scheme
- geometric active contours
- difference equations
- fourth order
- nonlinear diffusion
- finite difference
- shape matching
- shape prior