Super-resolution of single text image by sparse representation.
Rim WalhaFadoua DriraFrank LebourgeoisAdel M. AlimiPublished in: DAR@ICVGIP (2012)
Keyphrases
- super resolution
- image super resolution
- sparse representation
- high resolution
- low resolution images
- single image super resolution
- low resolution
- single image
- dictionary learning
- image patches
- test images
- high resolution images
- super resolved
- resolution enhancement
- super resolution reconstruction
- super resolution algorithm
- sparse coding
- image classification
- higher resolution
- image representation
- image reconstruction
- image restoration
- input image
- degraded images
- multi frame
- high quality
- sparse coefficients
- compressive sensing
- motion blur
- motion estimation
- image features
- pattern recognition
- random projections
- image data
- face recognition
- image processing
- signal processing
- image retrieval
- higher order
- semi supervised
- image segmentation