Attribute compression of 3D point clouds using Laplacian sparsity optimized graph transform.
Yiting ShaoZhaobin ZhangZhu LiKui FanGe LiPublished in: VCIP (2017)
Keyphrases
- graph laplacian
- transform coding
- image compression
- random walk
- graph model
- point cloud
- graph theory
- structured data
- data compression
- laplacian matrix
- spectral decomposition
- laplacian pyramid
- heat kernel
- weighted graph
- graph structure
- bipartite graph
- sparse coding
- directed graph
- spanning tree
- graph partitioning
- graph representation
- depth map
- sparse representation
- graph matching
- directed acyclic graph
- graph databases
- coding scheme
- attribute values
- edge detection
- image processing