Gradient Direction Accumulation-based Heat Kernel Signature Descriptor for Nonrigid 3D Model Retrieval.
Hui ZengHaipeng YuWenli LiuWei SunPublished in: Int. J. Pattern Recognit. Artif. Intell. (2019)
Keyphrases
- heat kernel
- gradient direction
- shape descriptors
- shape analysis
- graph laplacian
- graph structure
- euclidean distance
- laplace beltrami
- shape matching
- scale space
- zero crossing
- image registration
- d objects
- euclidean space
- edge detector
- shape context
- bag of features
- object recognition
- basis functions
- multiscale
- feature descriptors
- pixel values
- medical imaging
- feature points