Fast compressive sensing of high-dimensional signals with tree-structure sparsity pattern.
Chun-Shien LuWei-Jie LiangPublished in: ChinaSIP (2014)
Keyphrases
- tree structure
- compressive sensing
- high dimensional
- signal reconstruction
- compressive sampling
- sparse representation
- signal processing
- random projections
- candidate patterns
- dimensionality reduction
- image recovery
- tree structures
- data structure
- sparse coding
- low dimensional
- high dimensional data
- dimension reduction
- high dimensionality
- compressed sensing
- image representation
- xml documents
- frequent patterns
- index structure
- nearest neighbor
- tree representation
- variable selection
- data points
- similarity search
- multi dimensional
- feature space
- r tree
- image classification
- multiscale
- image reconstruction
- face recognition