Fault feature extraction and diagnosis of rolling bearings based on wavelet thresholding denoising with CEEMDAN energy entropy and PSO-LSSVM
Wuge Chen, Junning Li, Qian Wang, Ka Han
Topics & Concepts
Pattern recognition (psychology)ThresholdingHilbert–Huang transformParticle swarm optimizationArtificial intelligenceWaveletFeature extractionEntropy (arrow of time)Noise reductionSupport vector machineFeature vectorVibrationMathematicsComputer scienceEnergy (signal processing)AlgorithmStatisticsAcousticsImage (mathematics)Quantum mechanicsPhysicsMachine Fault Diagnosis TechniquesGear and Bearing Dynamics AnalysisFault Detection and Control Systems