Fast Sparsity-Based Orthogonal Dictionary Learning for Image Restoration.
Chenglong BaoJian-Feng CaiHui JiPublished in: ICCV (2013)
Keyphrases
- image restoration
- dictionary learning
- sparse representation
- sparsity constraints
- sparse coding
- total variation
- edge preserving
- super resolution
- image classification
- compressive sensing
- image representation
- regularization parameter
- image patches
- markov random field
- signal processing
- regularization method
- face recognition
- image processing
- blurred images
- high dimensional data
- degraded images
- image deblurring
- data sets
- dimensionality reduction
- high resolution
- high dimensional
- computer vision
- test images
- spatial information
- co occurrence
- video sequences
- high quality