Exploring Structural Consistency in Graph Regularized Joint Spectral-Spatial Sparse Coding for Hyperspectral Image Classification.
Changhong LiuJun ZhouJie LiangYuntao QianHanxi LiYongsheng GaoPublished in: IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. (2017)
Keyphrases
- sparse coding
- hyperspectral image classification
- hyperspectral
- hyperspectral images
- dictionary learning
- sparse representation
- active learning
- natural images
- image classification
- linear combination
- hyperspectral data
- spatial pyramid matching
- norm minimization
- generative model
- unsupervised learning
- spatial information
- image representation
- hyperspectral imagery
- image patches
- random projections
- remote sensing
- infrared
- feature space
- visual words
- target detection
- higher order
- high dimensional
- object recognition
- information content
- satellite images
- clustering algorithm
- spatial resolution
- input image
- small number
- pairwise