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The COVID-19 pandemic has profound global consequences on health, economic, social, political, and almost every major aspect of human life. Therefore, it is of great importance to model COVID-19 and other pandemics in terms of the broader…

机器学习 · 计算机科学 2020-10-09 Geoffrey C. Fox , Gregor von Laszewski , Fugang Wang , Saumyadipta Pyne

The COVID-19 pandemic left its unique mark on the 21st century as one of the most significant disasters in history, triggering governments all over the world to respond with a wide range of interventions. However, these restrictions come…

计算工程、金融与科学 · 计算机科学 2021-06-02 Assem Zhunis , Tung-Duong Mai , Sundong Kim

Spatiotemporal modelling of infectious diseases such as COVID-19 involves using a variety of epidemiological metrics such as regional proportion of cases or regional positivity rates. Although observing their changes over time is critical…

The spread of COVID-19 has been greatly impacted by regulatory policies and behavior patterns that vary across counties, states, and countries. Population-level dynamics of COVID-19 can generally be described using a set of ordinary…

应用统计 · 统计学 2022-04-11 Joshua P. Keller , Tianjian Zhou , Andee Kaplan , G. Brooke Anderson , Wen Zhou

Two stochastic models are proposed to describe the evolution of the COVID-19 pandemic. In the first model the population is partitioned into four compartments: susceptible $S$, infected $I$, removed $R$ and dead people $D$. In order to have…

种群与进化 · 定量生物学 2021-09-16 Fabiana Calleri , Giovanni Nastasi , Vittorio Romano

The COVID-19 pandemic has caused substantial damage to global health. Even though three years have passed, the world continues to struggle with the virus. Concerns are growing about the impact of COVID-19 on the mental health of infected…

计算与语言 · 计算机科学 2023-06-14 Jiageng Wu , Xian Wu , Yining Hua , Shixu Lin , Yefeng Zheng , Jie Yang

This technical report describes a dynamic causal model of the spread of coronavirus through a population. The model is based upon ensemble or population dynamics that generate outcomes, like new cases and deaths over time. The purpose of…

Across the world, scholars are racing to predict the spread of the novel coronavirus, COVID-19. Such predictions are often pursued by numerically simulating epidemics with a large number of plausible combinations of relevant parameters. It…

物理与社会 · 物理学 2021-02-03 Jonas L. Juul , Kaare Græsbøll , Lasse Engbo Christiansen , Sune Lehmann

Epidemiological models with constant parameters may not capture satisfactory infection patterns in the presence of pharmaceutical and non-pharmaceutical mitigation measures during a pandemic, since infectiousness is a function of time. In…

种群与进化 · 定量生物学 2022-05-16 K. D. Olumoyin , A. Q. M. Khaliq , K. M. Furati

The coronavirus disease 2019 (COVID-19) has become a public health emergency of international concern affecting more than 200 countries and territories worldwide. As of September 30, 2020, it has caused a pandemic outbreak with more than 33…

种群与进化 · 定量生物学 2020-10-13 Tanujit Chakraborty , Indrajit Ghosh , Tirna Mahajan , Tejasvi Arora

The COVID-19 pandemic has affected lives of people from different countries for almost two years. The changes on lifestyles due to the pandemic may cause psychosocial stressors for individuals, and have a potential to lead to mental health…

计算与语言 · 计算机科学 2022-02-02 Yue Tong Leung , Farzad Khalvati

We show that the COVID-19 pandemic under social distancing exhibits universal dynamics. The cumulative numbers of both infections and deaths quickly cross over from exponential growth at early times to a longer period of power law growth,…

种群与进化 · 定量生物学 2020-04-23 Robert Marsland , Pankaj Mehta

Until now, Coronavirus SARS-CoV-2 has caused more than 850,000 deaths and infected more than 27 million individuals in over 120 countries. Besides principal polymerase chain reaction (PCR) tests, automatically identifying positive samples…

图像与视频处理 · 电气工程与系统科学 2020-12-02 Duy M. H. Nguyen , Duy M. Nguyen , Huong Vu , Binh T. Nguyen , Fabrizio Nunnari , Daniel Sonntag

The choices that researchers make while conducting a statistical analysis usually have a notable impact on the results. This fact has become evident in the ongoing research of the association between the environment and the evolution of the…

应用统计 · 统计学 2020-09-29 Álvaro Briz-Redón

The COVID-19 pandemic is a global crisis that has been testing every society and exposing the critical role of local politics in crisis response. In the United States, there has been a strong partisan divide between the Democratic and…

计算与语言 · 计算机科学 2021-10-15 Elise Jing , Yong-Yeol Ahn

This work provides an overview on deterministic and stochastic models that have previously been proposed by us to study the transmission dynamics of the Coronavirus Disease 2019 (COVID-19) in Europe and USA. Briefly, we describe realistic…

种群与进化 · 定量生物学 2022-07-11 Giorgio Sonnino , Philippe Peeters , Pasquale Nardone

Background: The COVID-19 pandemic has affected our society and human well-being in various ways. In this study, we investigate how the pandemic has influenced people's emotions and psychological states compared to a pre-pandemic period…

计算与语言 · 计算机科学 2023-09-19 Tian Yan , Fang Liu

The COVID-19 pandemic has evolved over time through multiple spatial and temporal dynamics. The varying extent of interactions among different geographical areas can result to a complex pattern of spreading so that influences between these…

物理与社会 · 物理学 2023-03-15 Troy McMahon , Shlomo Havlin , Lazaros K. Gallos

We make a retrospective review on various control measures taken by 127 countries/territories during the first wave of COVID-19 pandemic until July 7, 2020, and evaluate their impacts on the epidemic dynamics quantitatively. The SEIR-QD…

种群与进化 · 定量生物学 2023-09-25 Dongyan Zhang , Wuyue Yang , Wanqi Wen , Liangrong Peng , Changjingn Zhuge , Liu Hong

The paper studies different regression approaches for modeling COVID-19 spread and its impact on the stock market. The logistic curve model was used with Bayesian regression for predictive analytics of the coronavirus spread. The impact of…

统计金融 · 定量金融 2020-04-06 Bohdan M. Pavlyshenko