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The COVID-19 pandemic was a remarkable unprecedented event which altered the lives of billions of citizens globally resulting in what became commonly referred to as the new-normal in terms of societal norms and the way we live and work.…

Cryptography and Security · Computer Science 2021-03-26 Harjinder Singh Lallie , Lynsay A. Shepherd , Jason R. C. Nurse , Arnau Erola , Gregory Epiphaniou , Carsten Maple , Xavier Bellekens

The World Health Organization (WHO) declared the COVID-19 outbreak a Public Health Emergency of International Concern (PHEIC) on January 31, 2020. However, rumors of a "mysterious virus" had already been circulating in China in December…

Social and Information Networks · Computer Science 2025-02-21 Zhuoren Jiang , Xiaozhong Liu , Yangyang Kang , Changlong Sun , Yong-Yeol Ahn , Johan Bollen

People are likely to engage in collective behaviour online during extreme events, such as the COVID-19 crisis, to express their awareness, actions and concerns. Hong Kong has implemented stringent public health and social measures (PHSMs)…

Social and Information Networks · Computer Science 2022-12-13 Zhanwei Du , Xiao Zhang , Lin Wang , Sidan Yao , Yuan Bai , Qi Tan , Xiaoke Xu , Sen Pei , Jingyi Xiao , Tim K. Tsang , Qiuyan Liao , Eric Lau , Peng Wu , Chao Gao , Benjamin J Cowling

We present a timely and novel methodology that combines disease estimates from mechanistic models with digital traces, via interpretable machine-learning methodologies, to reliably forecast COVID-19 activity in Chinese provinces in…

The outbreak of novel coronavirus (2019-nCoV) in China has caused a viral epidemic affecting tens of thousands of persons. Though the danger of this epidemic is evident, the statistical analysis of data offered in this paper indicates that…

Populations and Evolution · Quantitative Biology 2020-02-19 Javier Gamero , Juan A. Tamayo , Juan A. Martinez-Roman

COVID-19, as a global health crisis, has triggered the fear emotion with unprecedented intensity. Besides the fear of getting infected, the outbreak of COVID-19 also created significant disruptions in people's daily life and thus evoked…

Computation and Language · Computer Science 2023-01-11 Yuchen Chai , Juan Palacios , Jianghao Wang , Yichun Fan , Siqi Zheng

The very first infected novel coronavirus case (COVID-19) was found in Hubei, China in Dec. 2019. The COVID-19 pandemic has spread over 214 countries and areas in the world, and has significantly affected every aspect of our daily lives. At…

Computers and Society · Computer Science 2021-07-30 Quoc-Viet Pham , Dinh C. Nguyen , Thien Huynh-The , Won-Joo Hwang , Pubudu N Pathirana

Since the first outbreak of the COVID-19 epidemic at the end of 2019, data has been made available on the number of infections, deaths and recoveries for all countries of the World, and that data can be used for statistical analysis. The…

Populations and Evolution · Quantitative Biology 2020-04-01 Dávid Tátrai , Zoltán Várallyay

The COVID-19 pandemic dramatically catalyzed the proliferation of e-shopping. The dramatic growth of e-shopping will undoubtedly cause significant impacts on travel demand. As a result, transportation modeller's ability to model e-shopping…

Econometrics · Economics 2022-09-23 Yicong Liu , Kaili Wang , Patrick Loa , Khandker Nurul Habib

The declaration of COVID-19 as a pandemic has largely amplified the spread of related information on social media, such as Twitter, Facebook, and WeChat.Unlike the previous studies which focused on how to detect the misinformation or fake…

Physics and Society · Physics 2021-07-09 Xiu-Xiu Zhan , Kaiyue Zhang , Lun Ge , Junming Huang , Zinan Zhang , Lu Wei , Gui-Quan Sun , Chuang Liu , Zi-Ke Zhang

Coronavirus, which emerged in China towards the end of 2019 and subsequently influenced the whole world, has changed the daily lives of people to a great extent. In many parts of the world, in both cities and rural areas, people have been…

Computers and Society · Computer Science 2021-01-26 Abdullah Kurkcu , Ilgin Gokasar , Onur Kalan , Alperen Timurogullari , Burak Altin

The current pandemic has introduced substantial uncertainty to traditional methods for demand planning. These uncertainties stem from the disease progression, government interventions, economy and consumer behavior. While most of the…

Artificial Intelligence · Computer Science 2021-05-04 Shaz Hoda , Amitoj Singh , Anand Rao , Remzi Ural , Nicholas Hodson

Human civilization is experiencing a critical situation that presents itself for a new coronavirus disease 2019 (COVID-19). This virus emerged in late December 2019 in Wuhan city, Hubei, China. The grim fact of COVID-19 is, it is highly…

Computers and Society · Computer Science 2020-08-25 Bikash Chandra Singh , Zulfikar Alom , Mohammad Muntasir Rahman , Mrinal Kanti Baowaly , Mohammad Abdul Azim

The ongoing coronavirus disease 2019 (COVID-19) pandemic has wreaked havoc worldwide with millions of lives claimed, human travel restricted and economic development halted. Leveraging city-level mobility and case data, our analysis shows…

Physics and Society · Physics 2022-06-29 Yafei Zhang , Lin Wang , Jonathan J. H. Zhu , Xiaofan Wang

The ongoing COVID-19 pandemic continues to affect communities around the world. To date, almost 6 million people have died as a consequence of COVID-19, and more than one-quarter of a billion people are estimated to have been infected…

Coronavirus disease 2019 (COVID-19) has triggered a worldwide outbreak of pandemic, and transportation services have played a key role in coronavirus transmission. Although not crowded in a confined space like a bus or a metro car, bike…

Physics and Society · Physics 2020-12-08 Mingzhuang Hua , Xuewu Chen , Long Cheng , Jingxu Chen

A mathematical model is proposed for quantitative description of the outbreak of novel coronavirus COVID-19 in China. Although the model is relatively simple, the comparison with the public data shows that an exact solution solution of the…

Physics and Society · Physics 2020-04-10 Roman Cherniha , Vasyl' Davydovych

The e-commerce delivery demand has grown rapidly in the past two decades and such trend has accelerated tremendously due to the ongoing coronavirus pandemic. Given the situation, the need for predicting e-commerce delivery demand and…

We leverage a recently published dataset of Amazon purchase histories, crowdsourced from thousands of US consumers, to study how online purchasing behaviors have changed over time, how changes vary across demographic groups, the impact of…

Computers and Society · Computer Science 2025-01-22 Alex Berke , Dana Calacci , Alex , Pentland , Kent Larson

The recent epidemic of Coronavirus (COVID-19) that started in China has already been "exported" to more than 140 countries in all the continents, evolving in most of them by local spreading. In this contribution we analyze the trends of the…

Populations and Evolution · Quantitative Biology 2020-03-23 Albertine Weber , Flavio Ianelli , Sebastian Goncalves