Unsupervised Classification of Polarimetric SAR Images via Riemannian Sparse Coding.
Neng ZhongWen YangAnoop CherianXiangli YangGui-Song XiaMingsheng LiaoPublished in: IEEE Trans. Geosci. Remote. Sens. (2017)
Keyphrases
- sparse coding
- sar images
- synthetic aperture radar
- sar imagery
- sar data
- polarimetric sar
- unsupervised learning
- dictionary learning
- natural images
- sparse representation
- image classification
- generative model
- image representation
- target detection
- data clustering
- image patches
- feature space
- visual words
- wavelet domain
- image reconstruction
- hyperspectral images
- high dimensional
- pattern recognition
- edge detector
- feature selection
- multiresolution