collaborators

6 papers

cs.SI2026

How Conversational Structure and Style Shape Online Community Experiences

Galen Weld, Carl Pearson, Bradley Spahn +3

Sense of Community (SOC) is vital to individual and collective well-being. Although social interactions have moved increasingly online, still little is known about the specific rel…

cs.CL2026

Correcting misinformation on social media with a large language model

Xinyi Zhou, Ashish Sharma, Amy X. Zhang +1

Real-world information, often multimodal, can be misinformed or potentially misleading due to factual errors, outdated claims, missing context, misinterpretation, and more. Such "m…

cs.CV2025

Self-Improving VLM Judges Without Human Annotations

Inna Wanyin Lin, Yushi Hu, Shuyue Stella Li +5

Effective judges of Vision-Language Models (VLMs) are crucial for model development. Current methods for training VLM judges mainly rely on large-scale human preference annotations…

cs.SI2025

Reddit Rules and Rulers: Quantifying the Link Between Rules and Perceptions of Governance across Thousands of Communities

Leon Leibmann, Galen Weld, Amy X. Zhang +1

Rules are a critical component of the functioning of nearly every online community, yet it is challenging for community moderators to make data-driven decisions about what rules to…

cs.SI2025

Perceptions of Moderators as a Large-Scale Measure of Online Community Governance

Galen Weld, Leon Leibmann, Amy X. Zhang +1

Millions of online communities are governed by volunteer moderators, who shape their communities by setting and enforcing rules, recruiting additional moderators, and participating…

cs.CL2024

A Computational Framework for Behavioral Assessment of LLM Therapists

Yu Ying Chiu, Ashish Sharma, Inna Wanyin Lin +1

The emergence of large language models (LLMs) like ChatGPT has increased interest in their use as therapists to address mental health challenges and the widespread lack of access t…