DOA estimation based on sparse representation via folding OMP.
Xiaohuan WuJun YanYing JiWei-Ping ZhuPublished in: ICCT (2013)
Keyphrases
- sparse representation
- doa estimation
- orthogonal matching pursuit
- direction of arrival
- canonical correlation analysis
- dictionary learning
- sparse coding
- compressed sensing
- face recognition
- image patches
- compressive sensing
- signal processing
- image classification
- joint optimization
- negative matrix factorization
- image representation
- random projections
- high dimensional data
- estimation error
- sparse coefficients
- sound source
- antenna array
- dimensionality reduction
- nearest neighbor
- signal to noise ratio
- data sets