Ionospheric Tomography: A Compressed Sensing Technique Based on Dictionary Learning.
Dengkui MeiXiaodong RenXuan LeHang LiuXiaohong ZhangPublished in: IEEE Trans. Geosci. Remote. Sens. (2023)
Keyphrases
- compressed sensing
- dictionary learning
- image reconstruction
- sparse representation
- sparse coding
- random projections
- image patches
- face recognition
- super resolution
- signal recovery
- radon transform
- image representation
- natural images
- image classification
- signal processing
- unsupervised learning
- compressive sensing
- low resolution
- test images
- higher order
- image segmentation
- learning algorithm