Hyperspectral image classification via nonlocal joint kernel sparse representation based on local covariance.
Dan LiFanqiang KongQiang WangPublished in: Signal Process. (2021)
Keyphrases
- hyperspectral image classification
- hyperspectral
- hyperspectral images
- active learning
- sparse representation
- kernel function
- image denoising
- covariance matrix
- kernel methods
- support vector
- subspace learning
- denoising
- feature space
- hyperspectral data
- machine learning
- principal components
- face recognition
- learning algorithm