Enhanced Micro-Doppler Feature Extraction Using Adaptive Short-Time Kernel-Based Sparse Time-Frequency Distribution.
Yang YangYongqiang ChengHao WuZheng YangHongqiang WangPublished in: Remote. Sens. (2024)
Keyphrases
- feature extraction
- signal processing
- wavelet transform
- frequency domain
- signal analysis
- preprocessing
- sparse kernel
- image processing
- image classification
- compressive sensing
- sparse representation
- kernel methods
- feature selection
- probability distribution
- high dimensional
- pattern recognition
- discriminant analysis
- multiresolution
- sparse data
- fourier transform
- linear discriminant analysis
- dimension reduction
- pattern classification
- sar images
- palmprint
- non stationary
- power law
- online learning
- kernel pca
- feature space
- feature vectors