Robust Adaptive Beamforming Based on Interference Covariance Matrix Reconstruction and Steering Vector Estimation.
Yujie GuAmir LeshemPublished in: IEEE Trans. Signal Process. (2012)
Keyphrases
- covariance matrix
- estimation error
- covariance matrices
- eigenvalues and eigenvectors
- symmetric matrix
- principal component analysis
- transformation matrix
- correlation matrix
- mahalanobis distance
- gaussian mixture
- sample size
- maximum a posteriori probability
- eigendecomposition
- feature vectors
- doa estimation
- geometrical interpretation
- objective function
- vector space
- pseudo inverse
- multivariate gaussian
- positive definite
- projection matrix
- face recognition
- cma es
- mahalanobis metric