Self-calibration of radio astronomical arrays with non-diagonal noise covariance matrix.
Stefan J. WijnholdsAlle-Jan van der VeenPublished in: EUSIPCO (2009)
Keyphrases
- covariance matrix
- covariance matrices
- estimation error
- sample size
- principal component analysis
- positive definite
- geometrical interpretation
- gaussian mixture
- multivariate gaussian
- noise model
- mahalanobis distance
- pseudo inverse
- noise level
- objective function
- eigendecomposition
- correlation matrix
- closed form
- camera calibration
- upper bound
- class conditional densities
- eigenvalues and eigenvectors
- scene structure
- optical flow