Persymmetric Structured Covariance Matrix Estimation Based on Whitening for Airborne STAP.
Quanxin MaXiaolin DuJianbo LiYang JingYuqing ChangPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2023)
Keyphrases
- covariance matrix
- estimation error
- covariance matrices
- computer simulation
- sample size
- principal component analysis
- geometrical interpretation
- positive definite
- gaussian mixture
- mahalanobis distance
- eigenvalues and eigenvectors
- pseudo inverse
- correlation matrix
- multivariate normal
- principal components
- multivariate gaussian
- mahalanobis metric
- transformation matrix
- density estimation
- worst case
- lower bound
- feature space
- objective function
- image processing
- feature selection