Improved Adaptive Parameter Estimation for Sparse SAR Imaging Based on Complex Image and Azimuth-Range Decouple.
Mingqian LiuZhilin XuZhongqiu XuZhonghao WeiBingchen ZhangYirong WuPublished in: IGARSS (2019)
Keyphrases
- parameter estimation
- random fields
- synthetic aperture radar
- image data
- maximum likelihood
- input image
- sar imaging
- sar imagery
- least squares
- markov random field
- em algorithm
- image analysis
- single image
- expectation maximization
- maximum likelihood estimates
- image features
- parameter estimation algorithm
- pixel values
- model selection
- multiscale
- feature points
- high resolution
- sar data
- similarity measure
- image segmentation
- bayesian framework