Estimating the Laplace-Beltrami Operator by Restricting 3D Functions.
Ming ChuangLinjie LuoBenedict J. BrownSzymon RusinkiewiczMichael M. KazhdanPublished in: Comput. Graph. Forum (2009)
Keyphrases
- laplace beltrami
- basis functions
- differential operators
- shape analysis
- spectral analysis
- graph laplacian
- heat kernel
- point cloud
- riemannian manifolds
- d mesh
- linear combination
- state space
- euclidean space
- vector field
- complex shapes
- wiener filter
- feature extraction
- zero crossing
- shape descriptors
- medical imaging
- hilbert space
- random walk