Separation of undersampled composite signals using the Dantzig selector with overcomplete dictionaries.
Ashley PraterLixin ShenPublished in: IET Signal Process. (2015)
Keyphrases
- sparse representation
- signal processing
- blind source separation
- blind separation
- sparse signal representation
- source signals
- linear combination
- sparse coding
- blind signal separation
- independent component analysis
- input signals
- image classification
- image patches
- real time
- compressive sensing
- spectral analysis
- joint optimization
- acoustic emission
- spectrum analysis
- sound source
- data sets
- acoustic signals
- computer vision
- multiscale
- brain activity
- natural images
- feature space
- data points
- frequency domain
- image representation