Sparse Representation for Color Image Super-Resolution with Image Quality Difference Evaluation.
Zi-wen WangGuorui FengLingyan FanJin-wei WangPublished in: IEICE Trans. Inf. Syst. (2017)
Keyphrases
- image super resolution
- sparse representation
- dictionary learning
- image quality
- sparse coding
- image patches
- image classification
- low resolution
- face recognition
- super resolution
- bit rate
- signal processing
- visual quality
- image data
- image representation
- dimensionality reduction
- image registration
- compression ratio
- kernel regression
- high dimensional data
- high resolution
- pattern recognition
- high quality
- machine learning
- generative model
- model selection
- linear combination
- test images
- training data
- map estimation
- class specific
- object detection