Keyphrases
- spectral signatures
- subspace learning
- feature space
- subspace clustering
- low dimensional
- hyperspectral images
- lower dimensional
- dimensionality reduction
- spectral analysis
- linear subspace
- kernel based nonlinear
- hyperspectral imagery
- multispectral images
- hyperspectral
- frequency domain
- spatial frequency
- least squares
- spectral data
- color images
- introducing additional
- high dimensional