DOA Estimation of Noncircular Signal Based on Sparse Representation.
Xuemin YangGuangjun LiZhi ZhengPublished in: Wirel. Pers. Commun. (2015)
Keyphrases
- sparse representation
- doa estimation
- direction of arrival
- compressive sensing
- signal processing
- dictionary learning
- canonical correlation analysis
- sparse coding
- image classification
- random projections
- image representation
- image patches
- face recognition
- compressed sensing
- signal to noise ratio
- negative matrix factorization
- sound source
- high dimensional data
- estimation error
- joint optimization
- dimensionality reduction
- sparse coefficients
- signal subspace
- data sets
- non stationary
- data points
- multiscale
- linear combination
- antenna array
- feature space
- computer vision