Maximum likelihood direction-of-arrival estimation in unknown noise fields using sparse sensor arrays.
Sergiy A. VorobyovAlex B. GershmanKon Max WongPublished in: IEEE Trans. Signal Process. (2005)
Keyphrases
- wavelet domain
- spatial domain
- signal subspace
- synthetic aperture radar
- additive noise
- sar images
- direction of arrival
- doa estimation
- maximum likelihood
- canonical correlation analysis
- eigenvalue decomposition
- estimation error
- correlation matrix
- linear array
- parameter estimation
- sensor array
- hyperspectral
- noise reduction
- signal to noise ratio
- least squares
- image processing
- image reconstruction
- expectation maximization