Sparse Approximation of 3D Meshes Using the Spectral Geometry of the Hamiltonian Operator.
Yoni ChoukrounGautam PaiRon KimmelPublished in: J. Math. Imaging Vis. (2018)
Keyphrases
- d mesh
- sparse approximation
- three dimensional
- linear combination
- skeleton extraction
- d objects
- noise model
- sparse coding
- gaussian process
- shape descriptors
- geometric properties
- convex relaxation
- viewpoint
- feature space
- image representation
- convex optimization
- object recognition
- ls svm
- higher order
- marginal likelihood
- multiscale
- image segmentation