Super-Resolution Geomagnetic Reference Map Reconstruction Based on Dictionary Learning and Sparse Representation.
Xiaoyu MaJinsheng ZhangTing LiLiangliang HaoHui DuanPublished in: IEEE Access (2020)
Keyphrases
- dictionary learning
- sparse representation
- single image super resolution
- image super resolution
- super resolution
- sparse coding
- high resolution
- image reconstruction
- compressive sensing
- super resolution reconstruction
- low resolution
- image classification
- maximum a posteriori
- face recognition
- sparse codes
- image patches
- dimensionality reduction
- high dimensional data
- random projections
- group sparsity
- multi frame
- sparsity constraints
- reconstructed image
- test images
- super resolved
- super resolution algorithm
- high dimensional
- computer vision
- low resolution images
- unsupervised learning
- similarity measure