On level sets and an approximation problem for the numerical solution of a free boundary problem.
Rembert ReemtsenPublished in: Computing (1981)
Keyphrases
- numerical solution
- level set
- partial differential equations
- curve evolution
- geodesic active contours
- piecewise constant
- active contours
- object boundaries
- region based segmentation
- level set method
- anisotropic diffusion
- finite difference
- differential equations
- image segmentation
- taylor series
- shape prior
- connected components
- numerical methods
- energy functional
- variational methods
- diffusion equation
- finite element
- distance maps
- energy function
- shape constraints
- level set evolution
- image enhancement
- image denoising
- prior knowledge
- image quality
- image processing
- level lines
- machine learning