Prior Based Cardiac Valve Segmentation in Echocardiographic Sequences: Geodesic Active Contour Guided by Region and Shape Prior.
Yanfeng ShangXin YangMing ZhuBiao JinMing LiuPublished in: IbPRIA (2) (2005)
Keyphrases
- geodesic active contours
- shape prior
- level set
- active contours
- graph cuts
- prior shape
- region based active contours
- active contour model
- level set framework
- object segmentation
- level set method
- object boundaries
- image segmentation
- level set segmentation
- segmentation result
- chan vese
- curve evolution
- robust segmentation
- variational framework
- segmentation method
- energy function
- shape variations
- partial differential equations
- segmentation algorithm
- interactive segmentation
- statistical shape
- prior information
- narrow band
- graph cut segmentation
- chan vese model
- piecewise constant
- energy functional
- mumford shah functional
- shape model
- prior knowledge
- image analysis
- variational formulation
- global optimization
- maximum a posteriori
- left ventricle
- energy minimization
- training data