Feature extraction of photoplethysmography signal using wavelet approach.
Fan PanPeiyu HeShangwen LiWenfeng DuanPublished in: DSP (2015)
Keyphrases
- feature extraction
- wavelet transform
- frequency domain
- wavelet analysis
- original signal
- mexican hat
- soft threshold
- wavelet packet transform
- hilbert huang transform
- power spectrum
- high frequency
- wavelet packet
- signal analysis
- wavelet coefficients
- feature extraction and classification
- wavelet decomposition
- signal processing
- multiresolution
- denoising
- feature vectors
- preprocessing
- pattern recognition
- continuous wavelet transform
- wavelet function
- principal component analysis
- bandpass
- extracted features
- feature selection
- low pass
- multiscale
- wavelet domain
- discriminant analysis
- face recognition
- image processing
- low frequency
- image classification
- support vector machine svm
- subband
- pattern classification
- matching pursuit
- wavelet transformation
- perfect reconstruction
- spatial domain
- texture classification
- energy distribution
- dimensionality reduction
- power quality disturbance
- wavelet frame
- neural network
- basis functions
- image coding
- texture features
- linear discriminant analysis
- feature representation