A refined chirp scaling algorithm for high-resolution spaceborne SAR based on the fourth-order model.
Pengbo WangYu HanJie ChenZhongma CuiWei YangShuang LiPublished in: IGARSS (2013)
Keyphrases
- cost function
- parameter estimation
- similarity measure
- objective function
- fourth order
- high order
- numerical algorithms
- image processing
- partial differential equations
- em algorithm
- expectation maximization
- high frequency
- high resolution
- natural images
- frequency domain
- level set
- anisotropic diffusion
- high resolution images
- image analysis
- high quality