Two-Dimensional DOA Estimation for Three-Parallel Nested Subarrays via Sparse Representation.
Weijian SiZhanli PengChangbo HouFuhong ZengPublished in: Sensors (2018)
Keyphrases
- sparse representation
- doa estimation
- dictionary learning
- sparse coding
- face recognition
- compressed sensing
- compressive sensing
- direction of arrival
- image classification
- random projections
- three dimensional
- image patches
- negative matrix factorization
- high dimensional data
- signal processing
- joint optimization
- dimensionality reduction
- image representation
- speech recognition
- image segmentation