Weak Fault Feature Extraction of Rotating Machinery Based on Double-Window Spectrum Fusion Enhancement.
Jinbao YaoJie ZhaoYuanyuan DengReza LangariPublished in: IEEE Trans. Instrum. Meas. (2020)
Keyphrases
- rotating machinery
- fault detection
- fault diagnosis
- feature extraction
- feature fusion
- image processing
- expert systems
- data fusion
- neural network
- face recognition
- feature vectors
- image enhancement
- feature selection
- window size
- information fusion
- pattern classification
- pattern recognition
- wavelet transform
- sliding window
- multiple faults
- fusion algorithm
- frequency domain
- discriminant analysis
- dimension reduction
- linear feature extraction
- feature level fusion
- preprocessing
- fuzzy logic
- image classification
- texture features
- feature space
- feature extractors
- power spectrum
- dimensionality reduction
- power plant
- texture analysis
- fusion methods
- multi sensor
- defect detection
- image preprocessing
- image fusion
- support vector machine svm
- principal component analysis
- gabor filters
- linear discriminant analysis