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Multiple lines of evidence strongly suggest that infection hotspots, where a single individual infects many others, play a key role in the transmission dynamics of COVID-19. However, most of the existing epidemiological models fail to…

The rapid spread of COVID-19 in the United States has imposed a major threat to public health, the real economy, and human well-being. With the absence of effective vaccines, the preventive actions of social distancing and travel reduction…

物理与社会 · 物理学 2020-06-02 Chao Fan , Sanghyeon Lee , Yang Yang , Bora Oztekin , Qingchun Li , Ali Mostafavi

At the end of April 20, 2020, there were only a few new COVID-19 cases remaining in China, whereas the rest of the world had shown increases in the number of new cases. It is of extreme importance to develop an efficient statistical model…

统计方法学 · 统计学 2021-03-01 Xiaoping Shi , Meiqian Chen , Yucheng Dong

The COVID-19 pandemic provided many modeling challenges to investigate the evolution of an epidemic process over areal units. A suitable encompassing model must describe the spatio-temporal variations of the disease infection rate of…

统计方法学 · 统计学 2023-11-20 Pierfrancesco Alaimo Di Loro , Dankmar Boehning , Sujit Sahu

To manage the COVID-19 epidemic effectively, decision-makers in public health need accurate forecasts of case numbers. A potential near real-time predictor of future case numbers is human mobility; however, research on the predictive power…

应用统计 · 统计学 2021-06-02 Amray Schwabe , Joel Persson , Stefan Feuerriegel

Emerging in December 2019, the COVID-19 pandemic caused widespread health, economic, and social disruptions. Rapid global transmission overwhelmed healthcare systems, resulting in high infection rates, hospitalisations, and fatalities. To…

种群与进化 · 定量生物学 2025-10-08 Zacharias Komodromos , Kleanthis Malialis , Panayiotis Kolios

The crisis caused by COVID-19 revealed the global unpreparedness to handle the impact of a pandemic. In this paper, we present a statistical analysis of the data related to the COVID-19 outbreak in China, specifically the infection speed,…

应用统计 · 统计学 2020-04-13 S. Sahin , M. C. Boado-Penas , C. Constantinescu , J. Eisenberg , K. Henshaw , M. Hu , J. Wang , W. Zhu

The swift relaxation of the zero-COVID policy in December 2022 led to an unprecedented surge in Omicron variant infections in China. With the suspension of mandatory testing, tracking this epidemic outbreak was challenging because…

物理与社会 · 物理学 2023-07-13 Xiaorui Yan , Ci Song , Tao Pei , Erjia Ge , Le Liu , Xi Wang , Linfeng Jiang

Since the beginning of 2020, the coronavirus disease 2019 (COVID-19) has spread rapidly in the city of Wuhan, P.R. China, and subsequently, across the world. The swift spread of the virus is largely attributed to its stealth transmissions…

应用统计 · 统计学 2020-04-06 Grace Yi , Wenqing He , Dennis Kon-Jin Lin , Chun-Ming Yu

The ability to directly record human face-to-face interactions increasingly enables the development of detailed data-driven models for the spread of directly transmitted infectious diseases at the scale of individuals. Complete coverage of…

As the COVID-19 outbreak evolves around the world, the World Health Organization (WHO) and its Member States have been heavily relying on staying at home and lock down measures to control the spread of the virus. In the last months, various…

物理与社会 · 物理学 2020-12-25 Anna Schmedding , Lishan Yang , Riccardo Pinciroli , Evgenia Smirni

A transmission interval for an infectious disease is important to understand epidemic processes in complex networks. The transmission interval is defined as a time interval between one person's infection and their infection to another…

物理与社会 · 物理学 2024-08-14 Yeonji Seo , Okyu Kwon , Hang-Hyun Jo

In this paper, we propose a dynamical model to describe the transmission of COVID-19, which is spreading in China and many other countries. To avoid a larger outbreak in the worldwide, Chinese government carried out a series of strong…

种群与进化 · 定量生物学 2020-03-09 Jiwei Jia , Jian Ding , Siyu Liu , Guidong Liao , Jingzhi Li , Ben Duan , Guoqing Wang , Ran Zhang

The constrained outbreak of COVID-19 in Mainland China has recently been regarded as a successful example of fighting this highly contagious virus. Both the short period (in about three months) of transmission and the sub-exponential…

物理与社会 · 物理学 2022-03-22 Jizhou Huang , Haifeng Wang , Miao Fan , An Zhuo , Yibo Sun , Ying Li

Since the first coronavirus case was identified in the U.S. on Jan. 21, more than 1 million people in the U.S. have confirmed cases of COVID-19. This infectious respiratory disease has spread rapidly across more than 3000 counties and 50…

机器学习 · 计算机科学 2021-06-25 Shuang Li , Lu Wang , Xinyun Chen , Yixiang Fang , Yan Song

Contact patterns play a key role in the spread of respiratory infectious diseases in human populations. During the COVID-19 pandemic the regular contact patterns of the population has been disrupted due to social distancing both imposed by…

社会与信息网络 · 计算机科学 2021-11-30 Yining Zhao , Samantha ODell , Xiaohan Yang , Jingyi Liao , Kexin Yang , Laura Fumanelli , Tao Zhou , Jiancheng Lv , Marco Ajelli , Quan-Hui Liu

The outbreaks of Coronavirus Disease 2019 (COVID-19) have impacted the world significantly. Modeling the trend of infection and real-time forecasting of cases can help decision making and control of the disease spread. However, data-driven…

种群与进化 · 定量生物学 2020-09-18 Zhijian Li , Yunling Zheng , Jack Xin , Guofa Zhou

There is growing recognition in both the experimental and modelling literature of the importance of spatial structure to the dynamics of viral infections in tissues. Aided by the evolution of computing power and motivated by recent…

定量方法 · 定量生物学 2025-07-08 Thomas Williams , James M. McCaw , James M. Osborne

The COVID-19 pandemic caused major disruptions and contributed to the loss of livelihoods and income. The pandemic also provided public health and health systems policy shifts towards better promotion and protection in responding to such…

应用统计 · 统计学 2023-11-30 Mahdi Salehi , Samuel Manda , Mohammad Arashi , Andriette Bekker

Mathematical modeling of epidemic spreading has been widely adopted to estimate the threats of epidemic diseases (i.e., the COVID-19 pandemic) as well as to evaluate epidemic control interventions. The indoor place is considered to be a…

物理与社会 · 物理学 2022-09-14 Yao Xiao , Mofeng Yang , Zheng Zhu , Hai Yang , Lei Zhang , Sepehr Ghader