Off-grid DOA estimation of correlated sources for nonuniform linear array through hierarchical sparse recovery in a Bayesian framework and asymptotic minimum variance criterion.
Yahao ZhangYixin YangLong YangYong WangPublished in: Signal Process. (2021)
Keyphrases
- bayesian framework
- linear array
- minimum variance
- direction of arrival
- signal subspace
- doa estimation
- canonical correlation analysis
- prior knowledge
- generative model
- hyperparameters
- data driven markov chain monte carlo
- estimation error
- maximum a posteriori
- expectation maximization
- feature selection
- high dimensional
- least squares
- pattern recognition