Adaptive Multilayered Dictionary Learning for Compressive-Sensing-Based Image Reconstruction.
Jun FuHaikuo YuanRongqiang ZhaoLuquan RenPublished in: IEEE Access (2019)
Keyphrases
- compressive sensing
- sparse representation
- dictionary learning
- image reconstruction
- signal reconstruction
- compressed sensing
- random projections
- group sparsity
- sparse coding
- image super resolution
- face recognition
- image classification
- super resolution
- structured sparsity
- high dimensional data
- image patches
- inverse problems
- test images
- signal processing
- dimensionality reduction
- image representation
- maximum a posteriori
- pattern recognition
- original data
- low resolution
- small number
- high dimensional
- feature extraction