The Feature Extraction of Time-Frequency Image Based on Frequency Diversity.
Jing ShengZhihe XiaoJing HuangPublished in: GreenCom/iThings/CPScom (2013)
Keyphrases
- feature extraction
- frequency domain
- frequency analysis
- wavelet transform
- low frequency
- short time fourier transform
- signal analysis
- instantaneous frequency
- signal processing
- discriminant analysis
- dimension reduction
- preprocessing
- pattern classification
- face recognition
- principal component analysis
- image classification
- fourier transform
- dimensionality reduction
- image processing
- linear discriminant analysis
- computer vision
- feature vectors
- pattern recognition
- multiscale
- neural network
- feature selection
- feature extraction and classification
- manifold learning
- extracted features
- iris recognition
- wavelet packet
- defect detection
- human identification
- palmprint
- gabor filters
- texture classification
- high frequency