Vessel attachment nodule segmentation using integrated active contour model based on fuzzy speed function and shape-intensity joint Bhattacharya distance.
Kan ChenBin LiLianfang TianWenbo ZhuYing-han BaoPublished in: Signal Process. (2014)
Keyphrases
- active contours
- shape prior
- region based active contours
- level set
- cardiac ultrasound images
- energy functional
- shape constraints
- object boundaries
- geometric active contours
- intensity information
- active contour model
- segmentation method
- level set framework
- image segmentation
- prior shape
- external force
- minimal path
- energy function
- shape model
- object segmentation
- shape variations
- image gradient
- narrow band
- curve evolution
- shape analysis
- active contour segmentation
- intensity profile
- prior shape knowledge
- intensity distribution
- region based segmentation
- gradient vector flow
- level set method
- level set evolution
- model for image segmentation
- shape representation
- mumford shah functional
- force field
- snake model
- graph cuts
- deformable models
- image intensity
- active shape model
- chan vese model
- intensity images
- segmentation algorithm
- region growing
- initial contour
- variational framework
- tubular structures
- chan vese
- minimal surface
- image processing
- object shape
- b spline
- intensity inhomogeneity
- optical flow
- partial differential equations
- energy minimization