Group Sparse Representation Based on Nonlocal Spatial and Local Spectral Similarity for Hyperspectral Imagery Classification.
Haoyang YuLianru GaoWenzhi LiaoBing ZhangPublished in: Sensors (2018)
Keyphrases
- hyperspectral imagery
- hyperspectral data
- hyperspectral images
- band selection
- hyperspectral
- spectral signatures
- remote sensing
- multispectral
- spectral bands
- target detection
- classification algorithm
- spatial resolution
- infrared
- similarity measure
- pixel classification
- frequency domain
- pattern recognition
- support vector
- feature selection
- change detection
- spatial information
- machine learning
- denoising
- support vector machine
- image data
- feature space
- image denoising
- digital camera
- class labels
- sparse representation
- image classification
- random projections
- spatial frequency
- multi band
- feature vectors
- feature extraction
- computer vision