Improving EFA-STAP performance using persymmetric covariance matrix estimation.
Yalong TongTong WangJianxin WuPublished in: IEEE Trans. Aerosp. Electron. Syst. (2015)
Keyphrases
- covariance matrix
- estimation error
- covariance matrices
- computer simulation
- principal component analysis
- sample size
- gaussian mixture
- multivariate gaussian
- correlation matrix
- mahalanobis distance
- geometrical interpretation
- positive definite
- maximum likelihood estimation
- principal components
- symmetric matrix
- eigenvalues and eigenvectors
- multivariate normal
- pseudo inverse
- eigendecomposition
- objective function
- feature extraction
- cma es
- class conditional densities
- genetic algorithm