Harmonic mean normalized Laplace-Beltrami spectral descriptor.
Yusong LiuZhixun SuJunjie CaoHui WangPublished in: Vis. Comput. (2016)
Keyphrases
- laplace beltrami
- spectral analysis
- heat kernel
- shape analysis
- graph laplacian
- shape descriptors
- basis functions
- point cloud
- euclidean distance
- complex shapes
- object recognition
- graph structure
- keypoints
- d mesh
- laplacian eigenmaps
- euclidean space
- feature descriptors
- similarity measure
- riemannian manifolds
- differential operators
- local binary pattern
- wiener filter
- three dimensional
- vector field
- random walk
- high dimensional
- feature extraction