6 papers
The Invisible Risks of AI-Generated Health Information
Matthew R. DeVerna, Harry Yaojun Yan, Kai-Cheng Yang +1
Generative artificial intelligence (AI) systems now summarize health-related search results, answer medical questions, and offer guidance people once sought from clinicians. These…
Network localization governs social contagion dynamics with macro-level reinforcement
Leyang Xue, Kai-Cheng Yang, Peng-Bi Cui +1
The spread of ideas, behaviors, and technologies generally depends on feedback mechanisms operating across multiple scales. Previous studies have extensively examined pairwise tran…
Large Language Models Require Curated Context for Reliable Political Fact-Checking -- Even with Reasoning and Web Search
Matthew R. DeVerna, Kai-Cheng Yang, Harry Yaojun Yan +1
Large language models (LLMs) have raised hopes for automated end-to-end fact-checking, but prior studies report mixed results. As mainstream chatbots increasingly ship with reasoni…
DomainDemo: a dataset of domain-sharing activities among different demographic groups on Twitter
Kai-Cheng Yang, Pranav Goel, Alexi Quintana-Mathé +5
Social media play a pivotal role in disseminating web content, particularly during elections, yet our understanding of the association between demographic factors and information s…
Post-Post-API Age: Studying Digital Platforms in Scant Data Access Times
Kayo Mimizuka, Megan A Brown, Kai-Cheng Yang +1
Over the past decade, data provided by digital platforms has informed substantial research in HCI to understand online human interaction and communication. Following the closure of…
Accuracy and Political Bias of News Source Credibility Ratings by Large Language Models
Kai-Cheng Yang, Filippo Menczer
Search engines increasingly leverage large language models (LLMs) to generate direct answers, and AI chatbots now access the Internet for fresh data. As information curators for bi…