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A Method of Bearing Fault Feature Extraction Based on Improved Wavelet Packet and Hilbert Analysis.
Jian-wei Yang
Dechen Yao
Guo-qiang Cai
Hai-bo Liu
Jiao Zhang
Published in:
J. Digit. Content Technol. its Appl. (2010)
Keyphrases
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feature extraction
wavelet packet
feature set
computationally efficient
multiscale
data structure
computational complexity
feature space
feature vectors
frequency domain
bp neural network