Covariance Matrix Reconstruction With Interference Steering Vector and Power Estimation for Robust Adaptive Beamforming.
Zhi ZhengYan ZhengWen-Qin WangHongbo ZhangPublished in: IEEE Trans. Veh. Technol. (2018)
Keyphrases
- covariance matrix
- estimation error
- eigenvalues and eigenvectors
- covariance matrices
- symmetric matrix
- transformation matrix
- sample size
- principal component analysis
- positive definite
- geometrical interpretation
- objective function
- maximum a posteriori probability
- correlation matrix
- gaussian mixture
- eigendecomposition
- pseudo inverse
- mahalanobis distance
- vector space
- parameter estimation
- feature vectors
- multipath
- laplacian matrix
- doa estimation
- semi parametric
- image processing
- singular value decomposition
- image reconstruction
- multivariate gaussian
- feature space
- class conditional densities