Unsupervised subdomain contrastive adaptation for elevator fault diagnosis based on time-frequency feature attention mechanism segmentation
Chenyu Feng, Hao Sun, Pengcheng Xia, Chengjin Qin, Zhinan Zhang, Cheng He, Bin Zheng, Jiacheng Jiang, Chengliang Liu
Topics & Concepts
Computer scienceFeature (linguistics)ElevatorArtificial intelligencePattern recognition (psychology)Fault (geology)Domain (mathematical analysis)Set (abstract data type)SegmentationAdaptation (eye)Feature extractionData miningTransfer of learningFeature vectorMechanism (biology)Machine learningFeature engineeringTime domainElevator Systems and ControlVibration and Dynamic AnalysisMachine Fault Diagnosis Techniques