Robust Background Feature Extraction Through Homogeneous Region-Based Joint Sparse Representation for Hyperspectral Anomaly Detection.
Yixin YangShangzhen SongDelian LiuJianqi ZhangJonathan Cheung-Wai ChanPublished in: IEEE Trans. Geosci. Remote. Sens. (2021)
Keyphrases
- anomaly detection
- sparse representation
- hyperspectral
- feature extraction
- face recognition
- image classification
- dictionary learning
- hyperspectral images
- remote sensing
- sparse coding
- intrusion detection
- infrared
- multispectral
- dimensionality reduction
- image patches
- unsupervised learning
- image representation
- principal component analysis
- object tracking
- random projections
- high dimensional data
- image processing
- signal processing
- information content
- feature selection
- image data
- feature space
- frequency domain
- satellite images
- data analysis