Spectral-Spatial and Superpixelwise PCA for Unsupervised Feature Extraction of Hyperspectral Imagery.
Xin ZhangXinwei JiangJunjun JiangYongshan ZhangXiaobo LiuZhihua CaiPublished in: IEEE Trans. Geosci. Remote. Sens. (2022)
Keyphrases
- hyperspectral imagery
- feature extraction
- spectral signatures
- principal component analysis
- hyperspectral data
- discriminant projection
- hyperspectral images
- hyperspectral
- subspace projection
- multispectral
- spatial resolution
- target detection
- remote sensing
- frequency domain
- dimensionality reduction
- band selection
- face recognition
- discriminant analysis
- spectral bands
- principle component analysis
- spatial information
- dimension reduction
- infrared
- linear discriminant analysis
- principal components
- image processing
- change detection
- feature selection
- feature space
- pattern recognition
- feature vectors
- high dimensional feature space
- high order statistics
- multi band
- face images
- feature set
- support vector machine svm
- texture features
- spatial frequency
- multispectral images
- random projections
- wavelet transform
- multiresolution
- image analysis
- data fusion
- high quality
- independent component analysis