DOA estimation of quasi-stationary signals with less sensors than sources and unknown spatial noise covariance: a Khatri-Rao subspace approach.
Wing-Kin MaTsung-Han HsiehChong-Yung ChiPublished in: IEEE Trans. Signal Process. (2010)
Keyphrases
- signal subspace
- direction of arrival
- sensor array
- correlation matrix
- doa estimation
- source signals
- covariance matrix
- blind source separation
- non stationary
- linear array
- line fitting
- singular value decomposition
- canonical correlation analysis
- hyperspectral
- estimation error
- synthetic aperture radar
- independent component analysis
- data sets
- principal component analysis
- noise level
- noisy images
- signal to noise ratio
- eigenvalue decomposition
- spectral signatures
- multi modal
- low dimensional