Sparse Signal Recovery by Stepwise Subspace Pursuit in Compressed Sensing.
Zhetao LiJingxiong XieDengbiao TuYoungjune ChoiPublished in: Int. J. Distributed Sens. Networks (2013)
Keyphrases
- signal recovery
- compressed sensing
- orthogonal matching pursuit
- image reconstruction
- sparse representation
- random projections
- natural images
- dimensionality reduction
- signal processing
- compressive sensing
- low dimensional
- object recognition
- sparse coding
- transform domain
- high dimensional
- feature selection
- machine learning
- image processing
- feature extraction
- fourier domain
- computer vision
- sparse approximation
- convex optimization
- high quality
- super resolution
- principal component analysis