Robust Adaptive Beamforming via Covariance Matrix Reconstruction Under Colored Noise.
Huichao YangPengyu WangZhongfu YePublished in: IEEE Signal Process. Lett. (2021)
Keyphrases
- covariance matrix
- covariance matrices
- estimation error
- principal component analysis
- sample size
- noise level
- image reconstruction
- gaussian mixture
- mahalanobis distance
- positive definite
- eigendecomposition
- speech enhancement
- eigenvalues and eigenvectors
- missing data
- multivariate gaussian
- noise model
- high resolution
- pseudo inverse
- geometrical interpretation
- correlation matrix
- transformation matrix
- noisy environments
- signal to noise ratio
- noise reduction
- evolutionary algorithm
- cma es
- class conditional densities