Compressive Sensing-Based ISAR Imaging via the Combination of the Sparsity and Nonlocal Total Variation.
Xiaohua ZhangTing BaiHongyun MengJiawei ChenPublished in: IEEE Geosci. Remote. Sens. Lett. (2014)
Keyphrases
- compressive sensing
- total variation
- compressive sampling
- image denoising
- alternating minimization
- denoising
- image restoration
- sparse representation
- random projections
- image recovery
- convex optimization
- compressed sensing
- natural images
- isar imaging
- image processing
- regularization methods
- signal processing
- regularization term
- noisy images
- image patches
- structured sparsity
- wavelet domain
- face recognition
- dimension reduction
- image reconstruction
- frequency domain
- high dimensional
- original data
- image representation
- image quality
- image classification
- markov random field
- dimensionality reduction
- high resolution