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Wavelet design for extracting weak fault feature based on lifting scheme

✍ Scribed by Jiang, Hong-kai ;Wang, Zhong-sheng ;He, Zheng-jia

Book ID
107378132
Publisher
Higher Education Press and Springer
Year
2006
Tongue
English
Weight
435 KB
Volume
1
Category
Article
ISSN
1673-3479

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The vibration signals of a machine always carry the dynamic information of the machine. These signals are very useful for the feature extraction and fault diagnosis. However, in many cases, because these signals have very low signal-to-noise ratio (SNR), to extract feature components becomes di$cult