Weak Fault Feature Extraction of Rolling Bearings Based on an Improved Kurtogram.
Xianglong ChenFuzhou FengBingzhi ZhangPublished in: Sensors (2016)
Keyphrases
- feature extraction
- fault diagnosis
- fault detection
- monitoring and fault diagnosis
- extracted features
- condition monitoring
- feature selection
- vibration signal
- feature vectors
- dimension reduction
- feature extractors
- wavelet transform
- face recognition
- image processing
- discriminant analysis
- fault model
- texture analysis
- pattern classification
- feature space
- image classification
- neural network
- real time embedded systems
- linear feature extraction
- pattern recognition
- feature set
- defect detection
- feature representation
- frequency domain
- texture classification
- manifold learning
- linear discriminant analysis
- numerical solution
- feature fusion
- dimensionality reduction
- palmprint
- texture feature extraction
- multiple faults
- knowledge base
- low level feature extraction