Weighted least-squares estimation of phase errors for SAR/ISAR autofocus.
Wei YeTat Soon YeoZheng BaoPublished in: IEEE Trans. Geosci. Remote. Sens. (1999)
Keyphrases
- synthetic aperture radar
- inverse synthetic aperture radar
- sar images
- radar imaging
- isar imaging
- sar imagery
- synthetic aperture radar images
- image reconstruction
- radar signal
- sar data
- synthetic aperture
- sea ice
- automatic target recognition
- parameter estimation
- sar imaging
- speckle noise
- multiplicative noise
- error minimization
- maximum likelihood
- phased array
- data sets
- fourier domain
- order statistics
- error analysis
- weighted sum
- estimation error
- prediction error
- gray level
- model selection