Keyphrases
- sparse representation
- hyperspectral image classification
- dictionary learning
- active learning
- sparse coding
- hyperspectral
- hyperspectral images
- image classification
- face recognition
- signal processing
- high dimensional data
- joint optimization
- compressive sensing
- random projections
- sparse reconstruction
- image patches
- dimensionality reduction
- regularized least squares
- image representation
- hyperspectral imagery
- multispectral
- change detection
- training data
- data sets
- remote sensing
- infrared
- unsupervised learning
- hyperspectral data
- reinforcement learning
- machine learning