Fault signature extraction of rolling bearings under variable speed via time–frequency overlap group sparse representation
Chunlin Zhang, Zhe Meng, Yanfeng Wang, Zhaohui Yang, Hongkai Jiang, Bing Li
Topics & Concepts
Time–frequency representationBearing (navigation)Signature (topology)Representation (politics)Extraction (chemistry)Fault (geology)Time–frequency analysisVariable (mathematics)Group (periodic table)Computer sciencePattern recognition (psychology)Control theory (sociology)Structural engineeringArtificial intelligenceEngineeringMathematicsGeologyPhysicsComputer visionSeismologyMathematical analysisGeometryControl (management)LawQuantum mechanicsFilter (signal processing)ChromatographyChemistryPoliticsPolitical scienceMachine Fault Diagnosis TechniquesGear and Bearing Dynamics AnalysisStructural Integrity and Reliability Analysis