Intelligent nonconvex compressive sensing using prior information for image reconstruction by sparse representation.
Qiang WangDan LiYi ShenPublished in: Neurocomputing (2017)
Keyphrases
- prior information
- compressive sensing
- image reconstruction
- sparse representation
- random projections
- signal reconstruction
- compressed sensing
- dictionary learning
- reconstructed image
- sparse coding
- super resolution
- prior knowledge
- image classification
- face recognition
- image patches
- signal processing
- image representation
- hyperparameters
- high dimensional data
- radon transform
- dimensionality reduction
- maximum a posteriori
- convex optimization
- regularized least squares
- image processing
- test images
- probabilistic model
- feature space
- computational complexity