Neighbor embedding based single-image super-resolution using Semi-Nonnegative Matrix Factorization.
Marco BevilacquaAline RoumyChristine GuillemotMarie-Line Alberi-MorelPublished in: ICASSP (2012)
Keyphrases
- nonnegative matrix factorization
- single image super resolution
- negative matrix factorization
- sparse coding
- sparse representation
- super resolution
- data representation
- dictionary learning
- matrix factorization
- image patches
- low resolution
- least squares
- high resolution
- document clustering
- spectral clustering
- principal component analysis
- nearest neighbor
- image classification
- original data
- unsupervised learning
- semi supervised
- image data
- feature selection
- signal processing
- collaborative filtering
- multiscale