Speeded Up Gradient Vector Flow B-Spline Active Contours for Robust and Real-Time Tracking.
Joanna I. OlszewskaChristophe De VleeschouwerBenoît MacqPublished in: ICASSP (1) (2007)
Keyphrases
- active contours
- b spline
- gradient vector flow
- gvf snake
- active contour model
- external force
- control points
- object boundaries
- image segmentation
- level set
- external forces
- force field
- contour extraction
- shape prior
- vector field
- snake model
- level set method
- segmentation method
- least squares
- deformation field
- basis functions
- energy functional
- edge preserving
- diffusion process
- energy function
- improved algorithm
- energy minimization
- image processing
- visual tracking