Unsupervised Sparse Dirichlet-Net for Hyperspectral Image Super-Resolution.
Ying QuHairong QiChiman KwanPublished in: CoRR (2018)
Keyphrases
- hyperspectral
- image super resolution
- dictionary learning
- sparse representation
- remote sensing
- sparse coding
- hyperspectral images
- multispectral
- infrared
- unsupervised learning
- hyperspectral data
- super resolution
- low resolution
- hyperspectral imagery
- image data
- high resolution
- image registration
- information content
- kernel regression
- spatial resolution
- semi supervised
- spectral signatures
- image patches
- satellite images
- image classification
- random projections
- high dimensional data
- natural images
- dimensionality reduction
- maximum a posteriori
- image segmentation
- linear combination
- em algorithm
- signal processing
- markov random field
- mutual information
- low resolution images
- supervised learning
- high dimensional
- high quality
- feature extraction