Spatial and class structure regularized sparse representation graph for semi-supervised hyperspectral image classification.
Yuanjie ShaoNong SangChangxin GaoLi MaPublished in: Pattern Recognit. (2018)
Keyphrases
- sparse representation
- semi supervised
- subspace learning
- regularized least squares
- dictionary learning
- sparse coding
- compressed sensing
- hyperspectral image classification
- sparse reconstruction
- face recognition
- norm minimization
- random projections
- compressive sensing
- image classification
- joint optimization
- spatial information
- image patches
- high dimensional data
- computer vision
- generative model
- high quality
- multiscale
- supervised learning
- dimensionality reduction
- signal processing
- image data
- active learning
- linear combination
- sparsity constraints
- semi supervised learning
- unsupervised learning