Off-grid DOA estimation under nonuniform noise via variational sparse Bayesian learning.
Chao WenXuemei XieGuangming ShiPublished in: Signal Process. (2017)
Keyphrases
- sparse bayesian learning
- doa estimation
- direction of arrival
- noisy data
- signal to noise ratio
- image segmentation
- missing data
- noise level
- relevance vector machine
- optical flow
- image processing
- canonical correlation analysis
- data sets
- noise reduction
- cross validation
- estimation error
- image restoration
- multi modal
- high dimensional
- signal subspace
- knn
- feature vectors