Convergent discrete Laplace-Beltrami operators over surfaces
Jyh-Yang WuMei-Hsiu ChiSheng-Gwo ChenPublished in: CoRR (2010)
Keyphrases
- differential operators
- laplace beltrami
- vector field
- multiple scales
- shape analysis
- feature detectors
- multiscale
- medical images
- partial differential equations
- graph laplacian
- complex shapes
- scale space
- zero crossing
- three dimensional
- image processing
- riemannian manifolds
- gaussian derivatives
- point cloud
- edge detection
- diffusion tensor
- support vector
- wiener filter