Sparse discriminant manifold projections for bearing fault diagnosis
Themonitoredvibrationsignalofbearingisusuallynonlinearandnonstationary,andmaybecorruptedbybackgroundnoise.Thus,itisverydifficulttoaccuratelyextractsensitiveandreliablecharacteristicsinformationfromthevibrationsignaltodiagnosebearinghealthconditions.Thispaperproposesanovelbearingfaultdia
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