Greedy algorithm based deformable simplex meshes using gradient vector flow as external energy.
Changfa ShiChangyong GuoYuanzhi ChengJinke WangPublished in: BMEI (2014)
Keyphrases
- greedy algorithm
- gradient vector flow
- force field
- active contours
- star shaped
- active contour model
- deformable models
- energy minimization
- gvf snake
- external force
- vector field
- greedy algorithms
- edge preserving
- objective function
- worst case
- dynamic programming
- object boundaries
- level set method
- diffusion process
- multiresolution
- smoothness constraint
- influence maximization
- greedy strategy
- image segmentation
- improved algorithm
- shape prior
- edge map
- image restoration
- computer vision
- multiscale
- influence spread