Combined Nonlocal Spatial Information and Spatial Group Sparsity in NMF for Hyperspectral Unmixing.
Longshan YangJunhuan PengHuiwei SuLinlin XuYuebin WangBowen YuPublished in: IEEE Geosci. Remote. Sens. Lett. (2020)
Keyphrases
- spatial information
- hyperspectral
- group sparsity
- hyperspectral images
- hyperspectral data
- remote sensing
- multispectral
- infrared
- nonnegative matrix factorization
- spatial features
- spatial relationships
- hyperspectral imagery
- sparse coding
- image data
- dictionary learning
- information content
- target detection
- spatial resolution
- negative matrix factorization
- low rank
- color histogram
- visual words
- sparse representation
- satellite images
- matrix factorization
- discriminative power
- denoising
- unsupervised learning
- machine learning
- image denoising
- color distribution
- pattern recognition
- high quality