中国物理B(英文版)2024,Vol.33Issue(2) :626-632.DOI:10.1088/1674-1056/ace2b0

Epidemic threshold influenced by non-pharmaceutical interventions in residential university environments

卢泽超 赵生妹 束华中 巩龙延
中国物理B(英文版)2024,Vol.33Issue(2) :626-632.DOI:10.1088/1674-1056/ace2b0

Epidemic threshold influenced by non-pharmaceutical interventions in residential university environments

卢泽超 1赵生妹 1束华中 2巩龙延2
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作者信息

  • 1. Institute of Signal Processing and Transmission,Nanjing University of Posts and Telecommunications,Nanjing 210003,China
  • 2. College of Science,Nanjing University of Posts and Telecommunications,Nanjing 210003,China
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Abstract

The control of highly contagious disease spreading in campuses is a critical challenge.In residential universities,students attend classes according to a curriculum schedule,and mainly pack into classrooms,dining halls and dorms.They move from one place to another.To simulate such environments,we propose an agent-based susceptible-infected-recovered model with time-varying heterogeneous contact networks.In close environments,maintaining physical distancing is the most widely recommended and encouraged non-pharmaceutical intervention.It can be easily realized by using larger class-rooms,adopting staggered dining hours,decreasing the number of students per dorm and so on.Their real-world influence remains uncertain.With numerical simulations,we obtain epidemic thresholds.The effect of such countermeasures on reducing the number of disease cases is also quantitatively evaluated.

Key words

epidemic threshold/susceptible-infected-recovered model/non-pharmaceutical interventions/time-varying heterogeneous contact networks

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基金项目

National Natural Science Foundation of China(61871234)

出版年

2024
中国物理B(英文版)
中国物理学会和中国科学院物理研究所

中国物理B(英文版)

CSTPCDEI
影响因子:0.995
ISSN:1674-1056
参考文献量36
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