A Generalized Heat Kernel Smoothing Filter for Signal Denoising over Graph.
Chien-Cheng TsengSu-Ling LeePublished in: ISCAS (2024)
Keyphrases
- heat kernel
- denoising
- smoothing filter
- graph laplacian
- graph structure
- wiener filter
- laplace beltrami
- shape analysis
- nodes of a graph
- minimum spanning tree
- shape descriptors
- image denoising
- weight matrix
- random walk
- edge preserving
- euclidean distance
- image processing
- shape matching
- weighted graph
- noisy images
- scale space
- spanning tree
- spectral analysis
- multiscale
- geodesic distance
- spectral clustering
- euclidean space
- kernel machines
- basis functions
- natural images
- graph theory
- graph representation
- directed graph
- graphical models
- d objects
- multiresolution