Nonconvex-Nonlocal Total Variation Regularization-Based Joint Feature-Enhanced Sparse SAR Imaging.
Zhongqiu XuBingchen ZhangZhe ZhangMingzhi WangYirong WuPublished in: IEEE Geosci. Remote. Sens. Lett. (2022)
Keyphrases
- total variation regularization
- image denoising
- denoising
- total variation
- sar imaging
- image restoration
- image deblurring
- space variant
- convex optimization
- regularization parameter
- optimization problems
- natural images
- feature vectors
- augmented lagrangian
- synthetic aperture radar
- wavelet domain
- objective function
- expectation maximization
- image processing
- parameter selection
- denoising algorithm
- pairwise
- spectral estimation
- high quality