DOA estimation of wideband signals based on slice-sparse representation.
Lu GanXiao Qing WangPublished in: EURASIP J. Adv. Signal Process. (2013)
Keyphrases
- sparse representation
- doa estimation
- direction of arrival
- signal processing
- canonical correlation analysis
- sparse coding
- dictionary learning
- image classification
- sound source
- compressive sensing
- image representation
- face recognition
- blind source separation
- random projections
- high dimensional data
- image patches
- antenna array
- dimensionality reduction
- sparse coefficients
- signal to noise ratio
- estimation error
- negative matrix factorization
- machine learning
- data sets
- natural images
- joint optimization
- least squares
- data analysis
- pattern recognition