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An Improved Lightweight YOLOv5 Network for Defect Detection of Rail Fasteners

  • Zhen Dai
  • , Zhipeng Wang
  • , Limin Jia
  • , Yong Qin
  • , Lei Tong
  • , Jing Cui
  • Beijing Jiaotong University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The rail fastener is an important infrastructure of railway line system to ensure the safety of railway operation. There is an urgent need for a set of automatic defect inspection scheme for rail fasteners which have high efficiency and accuracy. To this end, this paper proposes a modified lightweight YOLOv5 model considering the application scenario of UAV. We reconstruct the backbone on the basis of ShuffleNetV2 and RepVGG, and switch the detector head to decoupled type from YOLOX. Data augmentation is adopted to address the problem of deficient defect samples. The results show that Yoloxs-lite-s model with ShuffleNetV2 backbone and YOLOX-s head is the most ideal model.

Original languageEnglish
Title of host publication2022 Global Reliability and Prognostics and Health Management Conference, PHM-Yantai 2022
EditorsWei Guo, Steven Li
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665496315
DOIs
StatePublished - 2022
Externally publishedYes
Event2022 Global Reliability and Prognostics and Health Management Conference, PHM-Yantai 2022 - Yantai, China
Duration: 13 Oct 202216 Oct 2022

Publication series

Name2022 Global Reliability and Prognostics and Health Management Conference, PHM-Yantai 2022

Conference

Conference2022 Global Reliability and Prognostics and Health Management Conference, PHM-Yantai 2022
Country/TerritoryChina
CityYantai
Period13/10/2216/10/22

Keywords

  • deep learning
  • defect inspection
  • object detection
  • rail fastener

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