Robust adaptive beamforming for coprime array with steering vector estimation and covariance matrix reconstruction.
Zhen MengWeidong ZhouPublished in: IET Commun. (2020)
Keyphrases
- covariance matrix
- estimation error
- direction of arrival
- eigenvalues and eigenvectors
- signal subspace
- correlation matrix
- covariance matrices
- linear array
- symmetric matrix
- doa estimation
- sample size
- geometrical interpretation
- principal component analysis
- transformation matrix
- mahalanobis distance
- maximum a posteriori probability
- gaussian mixture
- antenna array
- positive definite
- image reconstruction
- vector space
- maximum likelihood estimation
- pseudo inverse
- laplacian matrix
- multivariate gaussian
- objective function
- feature vectors
- genetic algorithm
- least squares
- evolutionary algorithm
- similarity measure