Laplace-Beltrami Operator on Digital Surfaces.
Thomas CaissardDavid CoeurjollyJacques-Olivier LachaudTristan RoussillonPublished in: J. Math. Imaging Vis. (2019)
Keyphrases
- laplace beltrami
- differential operators
- complex shapes
- shape analysis
- point cloud
- basis functions
- heat kernel
- spectral analysis
- graph laplacian
- d mesh
- riemannian manifolds
- range data
- three dimensional
- wiener filter
- triangular mesh
- vector field
- multiscale
- euclidean space
- shape descriptors
- random walk
- shape variations
- multiple scales
- feature detectors