The heat equation as grid smoothing in a local optimization procedure.
Nadaniela EgidiPierluigi MaponiPublished in: Math. Comput. Simul. (2007)
Keyphrases
- optimization procedure
- heat equation
- image smoothing
- heat kernel
- optimization method
- edge preserving
- optimal parameters
- gaussian kernel
- partial differential equations
- steady state
- objective function
- diffusion equation
- scale space
- graph structure
- diffusion process
- scale spaces
- superpixels
- shape analysis
- shape descriptors
- laplace beltrami
- optimization algorithm
- anisotropic diffusion
- feature extraction
- markov random field
- image analysis
- multiscale