Hyperspectral image classification by sparse representation with nonlocal adaptive dictionary.
Yi LongHeng-Chao LiPublished in: IGARSS (2015)
Keyphrases
- sparse representation
- hyperspectral image classification
- dictionary learning
- sparse coding
- image classification
- face recognition
- random projections
- learned dictionary
- compressed sensing
- sparse codes
- signal processing
- object tracking
- compressive sensing
- hyperspectral
- dimensionality reduction
- joint optimization
- image representation
- high dimensional data
- test images
- computer vision
- data sets
- image patches
- hyperspectral images
- active learning
- hyperspectral data
- regularized least squares
- sparse approximations
- denoising