A Simplified Wiener Beamformer Based on Covariance Matrix Modelling.
Fan ZhangChao PanJacob BenestyJingdong ChenPublished in: ICASSP (2021)
Keyphrases
- covariance matrix
- covariance matrices
- principal component analysis
- sample size
- objective function
- geometrical interpretation
- eigendecomposition
- positive definite
- eigenvalues and eigenvectors
- mahalanobis distance
- gaussian mixture
- multipath
- multivariate gaussian
- principal components
- correlation matrix
- pseudo inverse
- class conditional densities
- estimation error
- cma es
- machine learning
- signal to noise ratio
- closed form
- euclidean distance
- feature space
- computational complexity