Supervised Dimensionality Reduction of Hyperspectral Imagery Via Local and Global Sparse Representation.
Faxian CaoZhijing YangXiaobin HongYongqiang ChengYuezhen HuangJujian LvPublished in: IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. (2021)
Keyphrases
- sparse representation
- hyperspectral imagery
- dictionary learning
- dimensionality reduction
- sparse coding
- hyperspectral
- face recognition
- multispectral
- hyperspectral images
- signal processing
- image classification
- spatial resolution
- target detection
- image representation
- remote sensing
- image patches
- kernel trick
- infrared
- high dimensional data
- principal component analysis
- image processing
- neural network
- image reconstruction
- unsupervised learning
- low dimensional
- feature space
- object recognition
- random projections
- pattern recognition
- lower dimensional