Discrete Laplace-Beltrami operators for shape analysis and segmentation.
Martin ReuterSilvia BiasottiDaniela GiorgiGiuseppe PatanèMichela SpagnuoloPublished in: Comput. Graph. (2009)
Keyphrases
- shape analysis
- laplace beltrami
- medical imaging
- heat kernel
- brain structures
- shape representation
- shape descriptors
- medical images
- euclidean space
- level set
- segmentation algorithm
- image segmentation
- closed curves
- image analysis
- shape prior
- graph laplacian
- magnetic resonance images
- x ray
- differential operators
- edge detection
- point cloud
- image registration
- spectral analysis
- shortest path
- multiscale