A robust active contour initialization and gradient vector flow for ultrasound image segmentation.
Clovis TauberHadj BatatiaAlain AyachePublished in: MVA (2005)
Keyphrases
- active contours
- gradient vector flow
- external force
- ultrasound image segmentation
- segmentation method
- active contour model
- level set method
- gvf snake
- level set evolution
- level set
- image segmentation
- object boundaries
- region competition
- force field
- external forces
- curve evolution
- initial contour
- energy functional
- shape prior
- multiscale
- energy function
- snake model
- vector field
- smoothness constraint
- diffusion process
- superpixels
- object segmentation
- region growing