Highly imbalanced fault diagnosis of mechanical systems based on wavelet packet distortion and convolutional neural networks.
Minghang ZhaoXuyun FuYongjian ZhangLinghui MengBaoping TangPublished in: Adv. Eng. Informatics (2022)
Keyphrases
- fault diagnosis
- wavelet packet
- mechanical systems
- convolutional neural networks
- vector quantizer
- filter bank
- denoising
- class distribution
- neural network
- expert systems
- wavelet transform
- subband
- fuzzy logic
- vector quantization
- analog circuits
- image coding
- bp neural network
- wavelet decomposition
- multiresolution
- non stationary
- back propagation
- quadtree
- artificial intelligence
- frequency band
- genetic algorithm