Robust adaptive beamforming based on jointly estimating covariance matrix and steering vector.
Yujie GuAmir LeshemPublished in: ICASSP (2011)
Keyphrases
- covariance matrix
- eigenvalues and eigenvectors
- symmetric matrix
- covariance matrices
- transformation matrix
- sample size
- principal component analysis
- correlation matrix
- geometrical interpretation
- gaussian mixture
- vector space
- mahalanobis distance
- feature vectors
- positive definite
- multivariate normal
- eigendecomposition
- objective function
- pseudo inverse
- multivariate gaussian
- class conditional densities
- principal components
- special case
- lower bound
- feature extraction