Image Segmentation Using Active Contours: Calculus of Variations or Shape Gradients?
Gilles AubertMichel BarlaudOlivier D. FaugerasStéphanie Jehan-BessonPublished in: SIAM J. Appl. Math. (2003)
Keyphrases
- active contours
- shape prior
- image segmentation
- energy functional
- shape variations
- object boundaries
- level set framework
- level set method
- level set
- image gradient
- geometric active contours
- active contour model
- energy function
- segmentation method
- external force
- level set evolution
- curve evolution
- shape model
- geodesic active contours
- shape representation
- force field
- texture image segmentation
- object segmentation
- cardiac ultrasound images
- prior shape knowledge
- deformable models
- prior shape
- shape descriptors
- active contour segmentation
- gradient vector flow
- region based active contours
- image segmentation methods
- multiscale
- energy minimization
- variational framework
- image analysis
- shape matching
- graph cuts
- gray level
- parametric active contours
- edge detection
- markov random field
- medical imaging
- mumford shah functional
- shape space
- shape analysis
- perceptual grouping
- region growing