Direction-of-Arrival Estimation of Noncircular Signals via Sparse Representation.
Zhang-Meng LiuZhi-Tao HuangYiyu ZhouJian LiuPublished in: IEEE Trans. Aerosp. Electron. Syst. (2012)
Keyphrases
- sparse representation
- direction of arrival
- doa estimation
- signal subspace
- dictionary learning
- sensor array
- signal processing
- sparse coding
- face recognition
- canonical correlation analysis
- joint optimization
- image classification
- estimation error
- negative matrix factorization
- image patches
- blind source separation
- compressive sensing
- random projections
- high dimensional data
- correlation matrix
- sound source
- dimensionality reduction
- sparse coefficients
- hyperspectral
- parameter estimation
- feature space