Fast algorithms for reconstruction of sparse signals from cauchy random projections.
Ana B. RamirezGonzalo R. ArceBrian M. SadlerPublished in: EUSIPCO (2010)
Keyphrases
- high dimensionality
- random projections
- signal reconstruction
- compressed sensing
- compressive sensing
- dimensionality reduction
- dimension reduction
- high resolution
- sparse representation
- data mining techniques
- principal component analysis
- learning algorithm
- machine learning
- image reconstruction
- text classification
- original data
- worst case
- nearest neighbor