Decoupled DOA and Polarization Estimation Based on Block 2D Sparse Representation.
Shuli ShiYougen XuKang ZhaoYulin HuangZhiwen LiuPublished in: ICDSP (2020)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image patches
- face recognition
- image classification
- reconstruction error
- joint optimization
- compressive sensing
- sparse approximations
- regularized least squares
- random projections
- negative matrix factorization
- test images
- high dimensional data
- image representation
- compressed sensing
- sparse reconstruction
- dimensionality reduction
- sparsity constraints
- piecewise smooth
- signal processing
- sparse codes
- norm minimization
- sparse learning
- data mining