English
Related papers

Related papers: Longitudinal Sentiment Topic Modelling of Reddit P…

200 papers

Toxic comments are the top form of hate and harassment experienced online. While many studies have investigated the types of toxic comments posted online, the effects that such content has on people, and the impact of potential defenses, no…

Social and Information Networks · Computer Science 2022-09-07 Deepak Kumar , Jeff Hancock , Kurt Thomas , Zakir Durumeric

Social media is a rich source where we can learn about people's reactions to social issues. As COVID-19 has significantly impacted on people's lives, it is essential to capture how people react to public health interventions and understand…

Computation and Language · Computer Science 2020-07-07 Hyeju Jang , Emily Rempel , Giuseppe Carenini , Naveed Janjua

When people notice something unusual, they discuss it on social media. They leave traces of their emotions via text expressions. A systematic collection, analysis, and interpretation of social media data across time and space can give…

Social and Information Networks · Computer Science 2020-08-31 Md Abul Bashar , Richi Nayak , Thirunavukarasu Balasubramaniam

The human severe acute respiratory syndrome coronavirus 2 (SARS-Cov-2), causing the COVID-19 disease, has continued to spread all over the world. It menacingly affects not only public health and global economics but also mental health and…

Social and Information Networks · Computer Science 2023-04-03 Qihuang Zhang , Grace Y. Yi , Li-Pang Chen , Wenqing He

The outbreak of the COVID-19 pandemic has been accompanied by a bulk of scientific research and related Twitter discussions. To unravel the public concerns about the COVID-19 crisis reflected in the science-based Twitter conversations, this…

Digital Libraries · Computer Science 2020-06-11 Zhichao Fang , Rodrigo Costas

Social media was one of the most popular forms of communication among young people with digital access during the pandemic. Consequently, crucial debates and discussions about the pandemic crisis have also developed on social media…

Human-Computer Interaction · Computer Science 2025-07-22 Dhruvee Birla , Nazia Akhtar

Social media conversations frequently suffer from toxicity, creating significant issues for users, moderators, and entire communities. Events in the real world, like elections or conflicts, can initiate and escalate toxic behavior online.…

Computation and Language · Computer Science 2024-05-24 Wondimagegnhue Tsegaye Tufa , Ilia Markov , Piek Vossen

In this paper, we propose a deep, globally normalized topic model that incorporates structural relationships connecting documents in socially generated corpora, such as online forums. Our model (1) captures discursive interactions along…

Machine Learning · Computer Science 2020-05-11 Nikita Srivatsan , Zachary Wojtowicz , Taylor Berg-Kirkpatrick

In this paper, we develop an LLM-powered framework for the curation and evaluation of emerging opinion mining in online health communities. We formulate emerging opinion mining as a pairwise stance detection problem between (title, comment)…

Computation and Language · Computer Science 2024-03-07 Joseph Gatto , Madhusudan Basak , Yash Srivastava , Philip Bohlman , Sarah M. Preum

In order to uncover users' attitudes towards ChatGPT in mental health, this study examines public opinions about ChatGPT in mental health discussions on Reddit. Researchers used the bert-base-multilingual-uncased-sentiment techniques for…

Computers and Society · Computer Science 2023-11-28 Yunna Cai , Fan Wang , Haowei Wang , Qianwen Qian

The COVID-19 pandemic has produced a flurry of online activity on social media sites. As such, analysis of social media data during the COVID-19 pandemic can produce unique insights into discussion topics and how those topics evolve over…

Social and Information Networks · Computer Science 2020-08-05 Iain J. Cruickshank , Kathleen M. Carley

Mental health remains a significant challenge of public health worldwide. With increasing popularity of online platforms, many use the platforms to share their mental health conditions, express their feelings, and seek help from the…

Computation and Language · Computer Science 2022-06-03 Sajad Sotudeh , Nazli Goharian , Zachary Young

The exposure and consumption of information during epidemic outbreaks may alter risk perception, trigger behavioural changes, and ultimately affect the evolution of the disease. It is thus of the uttermost importance to map information…

Social and Information Networks · Computer Science 2020-06-12 Nicolò Gozzi , Michele Tizzani , Michele Starnini , Fabio Ciulla , Daniela Paolotti , André Panisson , Nicola Perra

COVID-19 has created a major public health problem worldwide and other problems such as economic crisis, unemployment, mental distress, etc. The pandemic is deadly in the world and involves many people not only with infection but also with…

Machine Learning · Computer Science 2025-11-25 Khandaker Tayef Shahriar , Iqbal H. Sarker

Online communities such as drug-related subreddits serve as safe spaces for people who use drugs (PWUD), fostering discussions on substance use experiences, harm reduction, and addiction recovery. Users' shared narratives on these forums…

Computation and Language · Computer Science 2024-06-19 Layla Bouzoubaa , Elham Aghakhani , Max Song , Minh Trinh , Rezvaneh Rezapour

This study presents a data-driven analysis of COVID-19 discourse on YouTube, examining the sentiment, toxicity, and thematic patterns of video content published between January 2023 and October 2024. The analysis involved applying advanced…

Social and Information Networks · Computer Science 2024-12-24 Vanessa Su , Nirmalya Thakur

The work presented in this paper makes three scientific contributions with a specific focus on mining and analysis of COVID-19-related posts on Instagram. First, it presents a multilingual dataset of 500,153 Instagram posts about COVID-19…

Computation and Language · Computer Science 2024-10-17 Nirmalya Thakur

This discussion paper demonstrates how longitudinal sentiment analyses can depict intertemporal dynamics on social media platforms, what challenges are inherent and how further research could benefit from a longitudinal perspective.…

Computation and Language · Computer Science 2022-10-04 Dennis Klinkhammer

Crises such as the COVID-19 pandemic continuously threaten our world and emotionally affect billions of people worldwide in distinct ways. Understanding the triggers leading to people's emotions is of crucial importance. Social media posts…

Computation and Language · Computer Science 2023-02-28 Hongli Zhan , Tiberiu Sosea , Cornelia Caragea , Junyi Jessy Li

Stress is a nigh-universal human experience, particularly in the online world. While stress can be a motivator, too much stress is associated with many negative health outcomes, making its identification useful across a range of domains.…

Computation and Language · Computer Science 2019-11-04 Elsbeth Turcan , Kathleen McKeown