activity
20202024
most citedPandemic Culture Wars: Partisan Differences in the Moral Language of COVID-19 Discussions

2 citations · 8 across the 13 of their papers we have counts for

collaborators

13 papers

cs.CL2024

Estimating Causal Effects of Text Interventions Leveraging LLMs

Siyi Guo, Myrl G. Marmarelis, Fred Morstatter +1

Quantifying the effects of textual interventions in social systems, such as reducing anger in social media posts to see its impact on engagement, is challenging. Real-world interve…

cs.CL2024

#EpiTwitter: Public Health Messaging During the COVID-19 Pandemic

Ashwin Rao, Nazanin Sabri, Siyi Guo +2

Effective communication during health crises is critical, with social media serving as a key platform for public health experts (PHEs) to engage with the public. However, it also a…

cs.CL2024

COMMUNITY-CROSS-INSTRUCT: Unsupervised Instruction Generation for Aligning Large Language Models to Online Communities

Zihao He, Minh Duc Chu, Rebecca Dorn +2

Social scientists use surveys to probe the opinions and beliefs of populations, but these methods are slow, costly, and prone to biases. Recent advances in large language models (L…

cs.SI2024

SoMeR: Multi-View User Representation Learning for Social Media

Siyi Guo, Keith Burghardt, Valeria Pantè +1

Social media user representation learning aims to capture user preferences, interests, and behaviors in low-dimensional vector representations. These representations are critical t…

cs.CL2024★ 1 cited

Reading Between the Tweets: Deciphering Ideological Stances of Interconnected Mixed-Ideology Communities

Zihao He, Ashwin Rao, Siyi Guo +2

Recent advances in NLP have improved our ability to understand the nuanced worldviews of online communities. Existing research focused on probing ideological stances treats liberal…

cs.CL2024

Whose Emotions and Moral Sentiments Do Language Models Reflect?

Zihao He, Siyi Guo, Ashwin Rao +1

Language models (LMs) are known to represent the perspectives of some social groups better than others, which may impact their performance, especially on subjective tasks such as c…

cs.SI2024★ 1 cited

The Pulse of Mood Online: Unveiling Emotional Reactions in a Dynamic Social Media Landscape

Siyi Guo, Zihao He, Ashwin Rao +3

The rich and dynamic information environment of social media provides researchers, policy makers, and entrepreneurs with opportunities to learn about social phenomena in a timely m…

cs.CL2023

Inducing Political Bias Allows Language Models Anticipate Partisan Reactions to Controversies

Zihao He, Siyi Guo, Ashwin Rao +1

Social media platforms are rife with politically charged discussions. Therefore, accurately deciphering and predicting partisan biases using Large Language Models (LLMs) is increas…

cs.SI2023★ 2 cited

Measuring Online Emotional Reactions to Events

Siyi Guo, Zihao He, Ashwin Rao +5

The rich and dynamic information environment of social media provides researchers, policy makers, and entrepreneurs with opportunities to learn about social phenomena in a timely m…

cs.SI2023

Socio-Linguistic Characteristics of Coordinated Inauthentic Accounts

Keith Burghardt, Ashwin Rao, Siyi Guo +6

Online manipulation is a pressing concern for democracies, but the actions and strategies of coordinated inauthentic accounts, which have been used to interfere in elections, are n…

cs.SI2023★ 2 cited

Pandemic Culture Wars: Partisan Differences in the Moral Language of COVID-19 Discussions

Ashwin Rao, Siyi Guo, Sze-Yuh Nina Wang +2

Effective response to pandemics requires coordinated adoption of mitigation measures, like masking and quarantines, to curb a virus's spread. However, as the COVID-19 pandemic demo…

cs.CL2023★ 1 cited

A Data Fusion Framework for Multi-Domain Morality Learning

Siyi Guo, Negar Mokhberian, Kristina Lerman

Language models can be trained to recognize the moral sentiment of text, creating new opportunities to study the role of morality in human life. As interest in language and moralit…

cs.LG2020★ 1 cited

Inherent Trade-offs in the Fair Allocation of Treatments

Yuzi He, Keith Burghardt, Siyi Guo +1

Explicit and implicit bias clouds human judgement, leading to discriminatory treatment of minority groups. A fundamental goal of algorithmic fairness is to avoid the pitfalls in hu…