Multiscale Feature Extraction with Gaussian Curvature Filter for Hyperspectral Image Classification.
Qiaobo HaoShutao LiLeyuan FangXudong KangPublished in: IGARSS (2020)
Keyphrases
- gaussian curvature
- multiscale
- hyperspectral image classification
- feature extraction
- scale invariant
- wavelet transform
- active learning
- image processing
- hyperspectral
- hyperspectral images
- natural images
- scale space
- local binary pattern
- feature vectors
- feature selection
- image classification
- image segmentation
- geometric structure
- edge detection
- image representation
- shape index
- texture features
- dimension reduction
- normal vectors
- face recognition
- pattern recognition
- dimensionality reduction
- gabor filters
- partial differential equations
- keypoints
- surface reconstruction
- texture classification
- principal component analysis
- image data
- closed curves
- smooth surfaces
- surface geometry
- support vector machine svm
- image analysis