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Topological Data Analysis is a relatively new field of study that uses topological invariants to study the shape of data. We analyze a dataset provided by the Centers for Disease Control and Prevention (CDC) using persistent homology and…

Algebraic Topology · Mathematics 2025-10-20 Megan Fairchild , Matthew Lemoine

We recently described a dynamic causal model of a COVID-19 outbreak within a single region. Here, we combine several of these (epidemic) models to create a (pandemic) model of viral spread among regions. Our focus is on a second wave of new…

The ongoing COVID-19 pandemic is challenging every part of society. From a scientific point of view the first major task is to predict the dynamics of the pandemic, allowing governments to allocate proper resources and measures to fight it,…

Populations and Evolution · Quantitative Biology 2020-09-29 Heinrich Stolz , Dirk Semkat , Peter Grünwald

Understanding the spatio-temporal patterns of the coronavirus disease 2019 (COVID-19) is essential to construct public health interventions. Spatially referenced data can provide richer opportunities to understand the mechanism of the…

Methodology · Statistics 2022-07-15 Jaewoo Park , Seorim Yi , Won Chang , Jorge Mateu

Mobility interventions in communities play a critical role in containing a pandemic at an early stage. The real-world practice of social distancing can enlighten policymakers and help them implement more efficient and effective control…

Physics and Society · Physics 2024-04-16 Qianqian Sun , Weiyi Zhou , Aliakbar Kabiri , Aref Darzi , Songhua Hu , Hannah Younes , Lei Zhang

In the context of journalism, the COVID-19 pandemic brought unprecedented challenges, necessitating rapid adaptations in newsrooms. Data journalism emerged as a pivotal approach for effectively conveying complex information to the public.…

Social and Information Networks · Computer Science 2024-01-29 Benedict Witzenberger , Jürgen Pfeffer

As multiple adverse events in 2021 illustrated, virtually all aspects of our societal functioning -- from water and food security to energy supply to healthcare -- more than ever depend on the dynamics of environmental factors.…

This paper extends the canonical model of epidemiology, SIRD model, to allow for time varying parameters for real-time measurement of the stance of the COVID-19 pandemic. Time variation in model parameters is captured using the generalized…

Populations and Evolution · Quantitative Biology 2021-02-11 Cem Cakmakli , Yasin Simsek

I present three types of applications of generalized additive models (GAMs) to COVID-19 mortality rates in the US for the purpose of advancing methods to document inequities with respect to which communities suffered disproportionate…

Applications · Statistics 2022-12-01 Christian Testa

Physical and mental well-being during the COVID-19 pandemic is typically assessed via surveys, which might make it difficult to conduct longitudinal studies and might lead to data suffering from recall bias. Ecological momentary assessment…

The COVID-19 pandemic triggered not only a global health crisis but also an infodemic, an overload of information from diverse sources influencing public perception and emotional responses. In this context, fear emerged as a central…

Social and Information Networks · Computer Science 2026-01-22 Daniele Baccega , Paolo Castagno , Antonio Fernández Anta , Juan Marcos Ramirez , Matteo Sereno

The novel coronavirus (COVID-19) pandemic outbreak is drastically shaping and reshaping many aspects of our life, with a huge impact on our social life. In this era of lockdown policies in most of the major cities around the world, we see a…

Social and Information Networks · Computer Science 2020-04-28 Koosha Zarei , Reza Farahbakhsh , Noel Crespi , Gareth Tyson

Besides far-reaching public health consequences, the COVID-19 pandemic had a significant psychological impact on people around the world. To gain further insight into this matter, we introduce the Real World Worry Waves Dataset (RW3D). The…

Computation and Language · Computer Science 2023-02-02 Isabelle van der Vegt , Bennett Kleinberg

We develop a novel temporal complex network approach to quantify the US county level spread dynamics of COVID-19. The objective is to study the effects of the local spread dynamics, COVID-19 cases and death, and Google search activities on…

Statistical Finance · Quantitative Finance 2020-10-06 Asim Kumer Dey , Toufiqul Haq , Kumer Das , Irina Panovska

Because of the rapid spread of COVID-19 to almost every part of the globe, huge volumes of data and case studies have been made available, providing researchers with a unique opportunity to find trends and make discoveries like never…

Machine Learning · Computer Science 2021-10-20 Sarwan Ali , Yijing Zhou , Murray Patterson

The ongoing COVID-19 pandemic highlights the importance of dashboards for providing critical real-time information. In order to enable people to obtain information in time and to understand complex statistical data, many developers have…

Human-Computer Interaction · Computer Science 2022-06-02 Xinyan Li , Han Wang , Chunyang Chen , John Grundy

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…

Methodology · Statistics 2021-03-01 Xiaoping Shi , Meiqian Chen , Yucheng Dong

In this study, we leveraged machine learning techniques to identify risk factors associated with post-COVID-19 mental health disorders. Our analysis, based on data collected from 669 patients across various provinces in Iraq, yielded…

Machine Learning · Computer Science 2023-09-29 Maitham G. Yousif , Fadhil G. Al-Amran , Hector J. Castro

The objective of this article is to explore the Information and Communication Technology (ICT) interventions and its strengths, weaknesses, opportunities and threats for the containment of the pandemic spread of novel Coronavirus. The…

Computers and Society · Computer Science 2020-05-05 Akib Zaman , Muhammad Nazrul Islam , Tarannum Zaki , Mohammad Sajjad Hossain

The World Health Organization (WHO) announced that COVID-19 was a pandemic disease on the 11th of March as there were 118K cases in several countries and territories. Numerous researchers worked on forecasting the number of confirmed cases…

Machine Learning · Computer Science 2020-11-10 Hoang Long Nguyen , Zhenhe Pan , Hashim Abu-gellban , Fang Jin , Yuanlin Zhang