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There are five different forms of intervention presently realised by the Indonesian government in an effort to end the COVID-19 pandemic: vaccinations, social restrictions, tracings, testings, and treatments. In this paper, we construct an…

Dynamical Systems · Mathematics 2022-03-31 Benny Yong , Jonathan Hoseana , Livia Owen

With the COVID-19 pandemic continuing, hatred against Asians is intensifying in countries outside Asia, especially among the Chinese. There is an urgent need to detect and prevent hate speech towards Asians effectively. In this work, we…

Computation and Language · Computer Science 2022-08-23 Xin Lian

During the COVID-19 pandemic of 2019/2020, authorities have used temporary ad-hoc policy measures, such as lockdowns and mass quarantines, to slow its transmission. However, the consequences of widespread use of these unprecedented measures…

In early 2020, the Corona Virus Disease 2019 (COVID-19) pandemic swept the world.In China, COVID-19 has caused severe consequences. Moreover, online rumors during the COVID-19 pandemic increased people's panic about public health and social…

Social and Information Networks · Computer Science 2021-01-13 Yiou Lin , Hang Lei , Yu Deng

We develop a multiple-events model and exploit within and between country variation in the timing, type and level of intensity of various public policies to study their dynamic effects on the daily incidence of COVID-19 and on population…

Econometrics · Economics 2021-02-03 Nikos Askitas , Konstantinos Tatsiramos , Bertrand Verheyden

The global world is crossing a pandemic situation where this is a catastrophic outbreak of Respiratory Syndrome recognized as COVID-19. This is a global threat all over the 212 countries that people every day meet with mighty situations. On…

Neural and Evolutionary Computing · Computer Science 2022-01-07 Md. Mahadi Hasan Sany , Mumenunnesa Keya , Sharun Akter Khushbu , Akm Shahariar Azad Rabby , Abu Kaisar Mohammad Masum

Hate speech poses a significant threat to social harmony. Over the past two years, Indonesia has seen a ten-fold increase in the online hate speech ratio, underscoring the urgent need for effective detection mechanisms. However, progress is…

Computation and Language · Computer Science 2025-06-13 Lucky Susanto , Musa Izzanardi Wijanarko , Prasetia Anugrah Pratama , Traci Hong , Ika Idris , Alham Fikri Aji , Derry Wijaya

Determining whether a piece of text is relevant to a given topic is a fundamental task in natural language processing, yet it remains largely unexplored for Bahasa Indonesia. Unlike sentiment analysis or named entity recognition, relevancy…

This paper describes the TOKOFOU system, an ensemble model for misinformation detection tasks based on six different transformer-based pre-trained encoders, implemented in the context of the COVID-19 Infodemic Shared Task for English. We…

Computation and Language · Computer Science 2021-04-14 Giorgos Tziafas , Konstantinos Kogkalidis , Tommaso Caselli

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…

Populations and Evolution · Quantitative Biology 2023-09-25 Dongyan Zhang , Wuyue Yang , Wanqi Wen , Liangrong Peng , Changjingn Zhuge , Liu Hong

How different cultures react and respond given a crisis is predominant in a society's norms and political will to combat the situation. Often the decisions made are necessitated by events, social pressure, or the need of the hour, which may…

Social and Information Networks · Computer Science 2020-08-25 Ali Shariq Imran , Sher Mohammad Doudpota , Zenun Kastrati , Rakhi Bhatra

Since its outbreak, the ongoing COVID-19 pandemic has caused unprecedented losses to human lives and economies around the world. As of 18th July 2020, the World Health Organization (WHO) has reported more than 13 million confirmed cases…

Social and Information Networks · Computer Science 2020-08-21 Rajdeep Mukherjee , Sriyash Poddar , Atharva Naik , Soham Dasgupta

This paper describes the participation of the QMUL-SDS team for Task 1 of the CLEF 2020 CheckThat! shared task. The purpose of this task is to determine the check-worthiness of tweets about COVID-19 to identify and prioritise tweets that…

Computation and Language · Computer Science 2020-09-01 Rabab Alkhalifa , Theodore Yoong , Elena Kochkina , Arkaitz Zubiaga , Maria Liakata

In the contemporary era, social media platforms amass an extensive volume of social data contributed by their users. In order to promptly grasp the opinions and emotional inclinations of individuals regarding a product or event, it becomes…

Computation and Language · Computer Science 2024-06-18 Jitendra Tembhurne , Anant Agrawal , Kirtan Lakhotia

Background: Social media chatter in 2020 has been largely dominated by the COVID-19 pandemic. Existing research shows that COVID-19 discourse is highly politicized, with political preferences linked to beliefs and disbeliefs about the…

Social and Information Networks · Computer Science 2021-09-01 Julie Jiang , Xiang Ren , Emilio Ferrara

Sentiment analysis of product reviews on e-commerce platforms plays a critical role in automatically understanding customer satisfaction and providing actionable insights for sellers seeking to improve product quality. This paper presents a…

As of 2020 when the COVID-19 pandemic is full-blown on a global scale, people's need to have access to legitimate information regarding COVID-19 is more urgent than ever, especially via online media where the abundance of irrelevant…

Computation and Language · Computer Science 2020-09-15 Thai Quoc Hoang , Phuong Thu Vu

The most effective of the solutions against Covid-19 is the various vaccines developed. Distrust of vaccines can hinder the rapid and effective use of this remedy. One of the means of expressing the thoughts of society is social media.…

Computation and Language · Computer Science 2022-02-02 Ülkü Tuncer Küçüktaş , Fatih Uysal , Fırat Hardalaç , İsmail Biri

Public opinion towards the Free Nutritious Meal Program (MBG) on YouTube social media reflects diverse community responses. This study applies the Long Short-Term Memory (LSTM) method to classify sentiments from 7,733 YouTube comments. The…

The COVID-19 pandemic presents challenges to both public health and the economy. Our objective is to examine how household expenditure, a significant component of private demand, reacts to changes in mobility. This investigation is crucial…

Methodology · Statistics 2025-10-07 Taekwon Hong , Wenbin Lu , Shu Yang , Pulak Ghosh