Active Contours with Adaptively Normal Biased Gradient Vector Flow External Force.
Hengbo ZhaoLixiong LiuPublished in: CIS (2011)
Keyphrases
- external force
- gradient vector flow
- active contours
- active contour model
- vector field
- external forces
- gvf snake
- object boundaries
- deformable models
- image segmentation
- force field
- level set method
- edge preserving
- level set
- shape prior
- snake model
- segmentation method
- smoothness constraint
- electric field
- diffusion process
- energy function
- energy functional
- medical images
- edge map
- improved algorithm
- geometric active contours
- image registration