Global Spatial and Local Spectral Similarity-Based Group Sparse Representation for Hyperspectral Imagery Classification.
Haoyang YuLianru GaoWenzhi LiaoPaolo GambaBing ZhangPublished in: IGARSS (2018)
Keyphrases
- hyperspectral imagery
- sparse representation
- hyperspectral data
- dictionary learning
- hyperspectral images
- random projections
- band selection
- image classification
- hyperspectral
- spectral signatures
- remote sensing
- sparse coding
- multispectral
- spatial resolution
- spectral bands
- target detection
- signal processing
- face recognition
- spatial information
- object tracking
- image patches
- dimensionality reduction
- image processing
- support vector
- pattern recognition
- feature vectors
- high dimensional data
- image representation
- object recognition
- machine learning
- high resolution
- dimension reduction
- multispectral images
- multiscale
- spatial frequency
- training samples
- low dimensional
- feature selection
- computer vision