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相关论文: COVIDHealth: A Benchmark Twitter Dataset and Machi…

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Understanding the public sentiment and perception in a healthcare crisis is essential for developing appropriate crisis management techniques. While some studies have used Twitter data for predictive modelling during COVID-19, fine-grained…

计算与语言 · 计算机科学 2021-03-02 Abdul Hameed Azeemi , Adeel Waheed

The outbreak COVID-19 virus caused a significant impact on the health of people all over the world. Therefore, it is essential to have a piece of constant and accurate information about the disease with everyone. This paper describes our…

计算与语言 · 计算机科学 2021-04-02 Tin Van Huynh , Luan Thanh Nguyen , Son T. Luu

Since the beginning of coronavirus, the disease has spread worldwide and drastically changed many aspects of the human's lifestyle. Twitter as a powerful tool can help researchers measure public health in response to COVID-19. According to…

计算与语言 · 计算机科学 2021-10-15 Mohamad Zamini

The purpose of this case study is to leverage the concepts and tools presented in the preceding chapters and apply them in a real world social cybersecurity context. With the COVID-19 pandemic emerging as a defining event of the 21st…

计算机与社会 · 计算机科学 2020-08-25 David M. Beskow , Kathleen M. Carley

As the Covid-19 outbreaks rapidly all over the world day by day and also affects the lives of million, a number of countries declared complete lock-down to check its intensity. During this lockdown period, social media plat-forms have…

计算与语言 · 计算机科学 2021-06-15 Arunava Kumar Chakraborty , Sourav Das , Anup Kumar Kolya

The use of social media data, like Twitter, for biomedical research has been gradually increasing over the years. With the COVID-19 pandemic, researchers have turned to more nontraditional sources of clinical data to characterize the…

信息检索 · 计算机科学 2021-07-28 Luis Alberto Robles Hernandez , Tiffany J. Callahan , Juan M. Banda

The objective of the study is to examine coronavirus disease (COVID-19) related discussions, concerns, and sentiments that emerged from tweets posted by Twitter users. We analyze 4 million Twitter messages related to the COVID-19 pandemic…

社会与信息网络 · 计算机科学 2020-06-22 Jia Xue , Junxiang Chen , Ran Hu , Chen Chen , ChengDa Zheng , Xiaoqian Liu , Tingshao Zhu

Recently, COVID-19 has affected a variety of real-life aspects of the world and led to dreadful consequences. More and more tweets about COVID-19 has been shared publicly on Twitter. However, the plurality of those Tweets are uninformative,…

计算与语言 · 计算机科学 2020-11-16 Khiem Vinh Tran , Hao Phu Phan , Kiet Van Nguyen , Ngan Luu-Thuy Nguyen

The COVID-19 pandemic led to an infodemic where an overwhelming amount of COVID-19 related content was being disseminated at high velocity through social media. This made it challenging for citizens to differentiate between accurate and…

计算与语言 · 计算机科学 2023-05-09 Yida Mu , Ye Jiang , Freddy Heppell , Iknoor Singh , Carolina Scarton , Kalina Bontcheva , Xingyi Song

COVID-19 has affected the world economy and the daily life routine of almost everyone. It has been a hot topic on social media platforms such as Twitter, Facebook, etc. These social media platforms enable users to share information with…

社会与信息网络 · 计算机科学 2021-06-15 Pervaiz Iqbal Khan , Imran Razzak , Andreas Dengel , Sheraz Ahmed

As a platform, Twitter has been a significant public space for discussion related to the COVID-19 pandemic. Public social media platforms such as Twitter represent important sites of engagement regarding the pandemic and these data can be…

社会与信息网络 · 计算机科学 2021-01-29 Hassan Dashtian , Dhiraj Murthy

The novel corona-virus disease (also known as COVID-19) has led to a pandemic, impacting more than 200 countries across the globe. With its global impact, COVID-19 has become a major concern of people almost everywhere, and therefore there…

计算与语言 · 计算机科学 2020-09-22 Meysam Asgari-Chenaghlu , Narjes Nikzad-Khasmakhi , Shervin Minaee

The COVID-19 pandemic has caused a global health crisis that affects many aspects of human lives. In the absence of vaccines and antivirals, several behavioural change and policy initiatives, such as physical distancing, have been…

This paper presents our models for WNUT 2020 shared task2. The shared task2 involves identification of COVID-19 related informative tweets. We treat this as binary text classification problem and experiment with pre-trained language models.…

计算与语言 · 计算机科学 2020-09-15 Yandrapati Prakash Babu , Rajagopal Eswari

This paper formulates the problem of dynamically identifying key topics with proper labels from COVID-19 Tweets to provide an overview of wider public opinion. Nowadays, social media is one of the best ways to connect people through…

信息检索 · 计算机科学 2021-09-07 Khandaker Tayef Shahriar , Iqbal H. Sarker , Muhammad Nazrul Islam , Mohammad Ali Moni

Objectives: To investigate machine-learning classifiers and interpretable models using chest CT for detection of COVID-19 and differentiation from other pneumonias, ILD and normal CTs. Methods: Our retrospective multi-institutional study…

COVID-19 has been devastating the world since the end of 2019 and has continued to play a significant role in major national and worldwide events, and consequently, the news. In its wake, it has left no life unaffected. Having earned the…

社会与信息网络 · 计算机科学 2021-04-23 Shayan Fazeli , Davina Zamanzadeh , Anaelia Ovalle , Thu Nguyen , Gilbert Gee , Majid Sarrafzadeh

The COVID-19 pandemic has posed a heavy burden to the healthcare system worldwide and caused huge social disruption and economic loss. Many deep learning models have been proposed to conduct clinical predictive tasks such as mortality…

机器学习 · 计算机科学 2024-01-24 Junyi Gao , Yinghao Zhu , Wenqing Wang , Yasha Wang , Wen Tang , Ewen M. Harrison , Liantao Ma

The COVID-19 pandemic has had a huge impact on various areas of human life. Hence, the coronavirus pandemic and its consequences are being actively discussed on social media. However, not all social media posts are truthful. Many of them…

计算与语言 · 计算机科学 2021-08-30 Anna Glazkova , Maksim Glazkov , Timofey Trifonov

This paper describes a large global dataset on people's discourse and responses to the COVID-19 pandemic over the Twitter platform. From 28 January 2020 to 1 June 2022, we collected and processed over 252 million Twitter posts from more…

计算与语言 · 计算机科学 2022-06-28 Raj Kumar Gupta , Ajay Vishwanath , Yinping Yang