Fourth-order cumulants-based sparse representation approach for DOA estimation in MIMO radar with unknown mutual coupling.
Jing LiuWeidong ZhouXianpeng WangPublished in: Signal Process. (2016)
Keyphrases
- fourth order
- sparse representation
- doa estimation
- estimation error
- signal processing
- noise removal
- high order
- partial differential equations
- image interpolation
- sparse coding
- signal subspace
- face recognition
- image classification
- anisotropic diffusion
- image patches
- image representation
- dimensionality reduction
- negative matrix factorization
- nonlinear diffusion
- pattern recognition
- canonical correlation analysis
- data sets
- blind source separation
- multiscale
- feature extraction
- noise reduction
- fading channels
- high dimensional data
- image processing
- error rate