• Title/Summary/Keyword: switchable normalization

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Scalogram and Switchable Normalization CNN(SN-CNN) Based Bearing Falut Detection (Scalogram과 Switchable 정규화 기반 합성곱 신경망을 활용한 베이링 결함 탐지)

  • Delgermaa, Myagmar;Kim, Yun-Su;Seok, Jong-Won
    • Journal of IKEEE
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    • v.26 no.2
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    • pp.319-328
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    • 2022
  • Bearing plays an important role in the operation of most machinery, Therefore, when a defect occurs in the bearing, a fatal defect throughout the machine is generated. In this reason, bearing defects should be detected early. In this paper, we describe a method using Convolutional Neural Networks (SN-CNNs) based on continuous wavelet transformations and Switchable normalization for bearing defect detection models. The accuracy of the model was measured using the Case Western Reserve University (CWRU) bearing dataset. In addition, batch normalization methods and spectrogram images are used to compare model performance. The proposed model achieved over 99% testing accuracy in CWRU dataset.