Large-scale hyperspectral image compression via sparse representations based on online learning.
Irem ÜlküErsin KizgutPublished in: Int. J. Appl. Math. Comput. Sci. (2018)
Keyphrases
- online learning
- sparse representation
- hyperspectral image compression
- dictionary learning
- sparse coding
- image classification
- face recognition
- image representation
- joint optimization
- reconstruction error
- high dimensional data
- compressive sensing
- image patches
- e learning
- signal processing
- dimensionality reduction
- regularized least squares
- sparse reconstruction
- sparse coefficients
- machine learning
- image quality
- nearest neighbor
- multiscale