Lip segmentation using automatic selected initial contours based on localized active contour model.
Yuanyao LuQingqing LiuPublished in: EURASIP J. Image Video Process. (2018)
Keyphrases
- active contour model
- snake model
- active contours
- deformable contour
- level set
- initial contour
- segmentation method
- shape prior
- gradient vector flow
- minimal path
- geodesic active contours
- boundary extraction
- image segmentation
- tumor segmentation
- region growing
- multiscale segmentation
- energy functional
- curve evolution
- level set method
- energy function
- fully automatic
- contour extraction
- external force
- edge map
- energy minimization
- object boundaries
- force field
- minimal surface
- mumford shah functional
- deformable models
- gradient flow
- tubular structures
- circular hough transform
- contour tracking
- image gradient
- segmentation algorithm
- multiscale
- complex shapes
- object shape
- object segmentation
- prior knowledge
- computer vision