Null broadening adaptive beamforming based on covariance matrix reconstruction and similarity constraint.
Junhui QianZishu HeJulan XieYile ZhangPublished in: EURASIP J. Adv. Signal Process. (2017)
Keyphrases
- covariance matrix
- covariance matrices
- principal component analysis
- correlation matrix
- sample size
- mahalanobis distance
- similarity measure
- eigenvalues and eigenvectors
- pseudo inverse
- positive definite
- objective function
- geometrical interpretation
- eigendecomposition
- symmetric matrix
- class conditional densities
- gaussian mixture
- distance metric
- multivariate gaussian
- distance measure
- cma es