Discriminative Structured Dictionary Learning on Grassmann Manifolds and Its Application on Image Restoration.
Han PanZhongliang JingLingfeng QiaoMinzhe LiPublished in: IEEE Trans. Cybern. (2018)
Keyphrases
- image restoration
- dictionary learning
- sparse codes
- object category recognition
- sparse representation
- sparse coding
- total variation
- edge preserving
- image processing
- super resolution
- regularization parameter
- markov random field
- image classification
- image deblurring
- blurred images
- feature extraction
- linear combination
- unsupervised learning
- image prior
- feature selection
- active learning
- neural network
- compressive sensing
- natural images
- dimensionality reduction