Semi-automatic initialization of gradient vector flow snakes.
Yuan HeYupin LuoDongcheng HuPublished in: J. Electronic Imaging (2006)
Keyphrases
- semi automatic
- gradient vector flow
- external force
- active contours
- active contour model
- vector field
- external forces
- gvf snake
- fully automatic
- force field
- edge preserving
- level set evolution
- deformable models
- gold standard
- diffusion process
- object boundaries
- snake model
- level set method
- ontology mapping
- semi automatically
- improved algorithm
- smoothness constraint
- curve evolution
- image segmentation
- segmentation method
- landmark extraction
- pairwise
- energy functional
- shape prior
- region growing
- co occurrence
- k means
- three dimensional