Robust adaptive beamforming based on a method for steering vector estimation and interference covariance matrix reconstruction.
Sicong SunZhongfu YePublished in: Signal Process. (2021)
Keyphrases
- covariance matrix
- covariance matrices
- computational complexity
- optimization algorithm
- mahalanobis distance
- objective function
- parameter estimation
- clustering method
- closed form
- optimization method
- estimation error
- pseudo inverse
- machine learning
- correlation matrix
- transformation matrix
- positive definite
- normal distribution
- maximum likelihood estimation
- pairwise
- similarity measure