Discriminant sub-dictionary learning with adaptive multiscale superpixel representation for hyperspectral image classification.
Xiao TuXiaobo ShenPeng FuTao WangQuansen SunZexuan JiPublished in: Neurocomputing (2020)
Keyphrases
- dictionary learning
- multiscale
- dictionary learning for sparse
- image representation
- sparse representation
- sparse coding
- hyperspectral image classification
- superpixels
- image processing
- scale space
- edge detection
- image classification
- principal component analysis
- image segmentation
- data mining
- low dimensional
- natural images
- em algorithm
- dimensionality reduction
- image patches
- high quality