An improved Hadamard measurement matrix based on Walsh code for compressive sensing.
Zhuoran CaiHonglin ZhaoMin JiaGang WangJingshi ShenPublished in: ICICS (2013)
Keyphrases
- compressive sensing
- random projections
- measurement matrix
- dimensionality reduction
- sparse representation
- compressed sensing
- dimension reduction
- original data
- image reconstruction
- random sampling
- principal component analysis
- high dimensionality
- low dimensional
- hash functions
- singular value decomposition
- document clustering
- image sequences
- query processing
- feature space