Robust Adaptive Beamforming Based on the Effective Steering Vector Estimation and Covariance Matrix Reconstruction against Sensor Gain-Phase Errors.
Di YaoXin ZhangBin HuXiaochuan WuPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2020)
Keyphrases
- covariance matrix
- estimation error
- covariance matrices
- error analysis
- eigenvalues and eigenvectors
- principal component analysis
- transformation matrix
- sample size
- symmetric matrix
- parameter estimation
- mahalanobis distance
- maximum a posteriori probability
- objective function
- phase unwrapping
- gaussian mixture
- computer vision
- positive definite
- vector space
- correlation matrix
- least squares
- feature vectors
- geometrical interpretation