Quaternion-Based Multiscale Analysis for Feature Extraction of Hyperspectral Images.
Huizhen LiHong LiLiming ZhangPublished in: IEEE Trans. Signal Process. (2019)
Keyphrases
- hyperspectral images
- multiscale analysis
- feature extraction
- multiscale
- hyperspectral
- edge enhancement
- partial differential equations
- remote sensing
- fourier transform
- image processing
- frequency domain
- wavelet transform
- texture analysis
- dimensionality reduction
- face recognition
- multispectral
- target detection
- median filter
- multispectral images
- feature selection
- texture features
- feature vectors
- gabor filters
- image data
- pattern recognition
- dimension reduction
- high frequency
- feature set
- principal component analysis
- image analysis
- single scale
- computer vision