• Title/Summary/Keyword: Link-time occupancy

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Leading, Coincident, Lagging INdicators to Analyze the Predictability of the Composite Regional Index Based on TCS Data (지역 경기종합지수 예측 가능성 검토를 위한 TCS 데이터 선행·동행·후행성 분석 연구)

  • Kang, Youjeong;Hong, Jungyeol;Na, Jieun;Kim, Dongho;Cheon, Seunghun
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.21 no.1
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    • pp.209-220
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    • 2022
  • With the worldwide spread of African swine fever, interest in livestock epidemics has increased. Livestock transport vehicles are the main cause of the spread of livestock epidemics, but there are no empirical quarantine procedures and standards related to the mobility of livestock transport vehicles in South Korea. This study extracted the trajectory of livestock-related vehicles using the facility-visit history data from the Korea Animal Health Integrated System and the DTG (Digital Tachograph) data from the Korea Transportation Safety Authority. The results are presented as exposure indices aggregating the link-time occupancy of each vehicle. As a result, 274,519 livestock-related vehicle trajectories were extracted, and the exposure values by link and zone were derived quantitatively. This study highlights the need for prior monitoring of livestock transport vehicles and the establishment of post-disaster prevention policies.