A multi-scale framework for unsupervised anomaly detection in lithium-ion battery packs
Chaolong Zhang, Guoqing Hua, Kaixin Cheng, Panfen Yin, Min Xie, Yupeng Wu, Anxiang Wang, L Chen, Ji Wu, Wang Lei
Topics & Concepts
Battery (electricity)Computer scienceOutlierAnomaly detectionEntropy (arrow of time)Pattern recognition (psychology)WaveletPiecewiseState of chargeArtificial intelligenceBattery packLocal outlier factorOrthonormalityPhasorRedundancy (engineering)ThresholdingWavelet transformIdentification (biology)Principal component analysisSupport vector machineOffset (computer science)WaveformEnergy (signal processing)MathematicsMatrix decompositionEngineeringLead–acid batteryTrigonometric functionsControl theory (sociology)Impedance parametersMatrix (chemical analysis)Symmetrical componentsAlgorithmCosine similarityAdvanced Battery Technologies ResearchFault Detection and Control SystemsMachine Fault Diagnosis Techniques