An overlapping group sparse variation method for enhancing time–frequency modulation bispectrum characteristics and its applications in bearing fault diagnosis
Xue Zou, Kun Zhang, Tongtong Liu, Zuhua Jiang, Yonggang Xu
Topics & Concepts
BispectrumFault (geology)Bearing (navigation)Variation (astronomy)Modulation (music)Time–frequency analysisGroup (periodic table)Computer sciencePattern recognition (psychology)Electronic engineeringStatisticsEngineeringAlgorithmArtificial intelligenceMathematicsAcousticsPhysicsTelecommunicationsGeologySpectral densitySeismologyAstrophysicsQuantum mechanicsRadarMachine Fault Diagnosis TechniquesFault Detection and Control SystemsSpectroscopy and Chemometric Analyses