Spectral Regression Based Fault Feature Extraction for Bearing Accelerometer Sensor Signals.
Zhanguo XiaShixiong XiaLing WanShiyu CaiPublished in: Sensors (2012)
Keyphrases
- feature extraction
- spectral analysis
- acoustic emission
- sensor array
- condition monitoring
- fault detection
- signal processing
- inertial sensors
- hilbert huang transform
- fault diagnosis
- power quality disturbance
- inertial measurement unit
- sensor networks
- sensor data
- real time
- frequency spectrum
- wavelet transform
- image classification
- image processing
- signal analysis
- short time fourier transform
- gesture recognition
- discriminant analysis
- frequency domain
- feature vectors
- preprocessing
- feature selection
- support vector machine svm
- pattern classification
- heart rate
- pattern recognition
- sensor fusion
- nuclear power plant
- dimension reduction
- extracted features
- texture analysis
- activity recognition
- dimensionality reduction
- principal component analysis
- feature space
- physical activity
- independent component analysis
- vibration signal
- spectral features
- multiresolution
- spectral signatures
- frequency ranges
- gabor filters
- hyperspectral imagery
- time of flight
- position and orientation
- multi sensor
- texture features
- neural network