8 papers
Follow the Rules (or Not): Community Norms and AI-Generated Support in Online Health Communities
Shravika Mittal, Erin Kasson, Layna Paraboschi +5
Generative AI (GenAI) is increasingly being integrated into the online ecosystem, including online health communities (OHCs), where people with diverse health conditions exchange s…
Who's Asking? Simulating Role-Based Questions for Conversational AI Evaluation
Navreet Kaur, Hoda Ayad, Hayoung Jung +3
Language model users often embed personal and social context in their questions. The asker's role -- implicit in how the question is framed -- creates specific needs for an appropr…
MythTriage: Scalable Detection of Opioid Use Disorder Myths on a Video-Sharing Platform
Hayoung Jung, Shravika Mittal, Ananya Aatreya +3
Understanding the prevalence of misinformation in health topics online can inform public health policies and interventions. However, measuring such misinformation at scale remains…
Exposure to Content Written by Large Language Models Can Reduce Stigma Around Opioid Use Disorder in Online Communities
Shravika Mittal, Darshi Shah, Shin Won Do +3
Widespread stigma, both in the offline and online spaces, acts as a barrier to harm reduction efforts in the context of opioid use disorder (OUD). This stigma is prominently direct…
Incomplete Gamma Integrals for Deep Cascade Prediction using Content, Network, and Exogenous Signals
Subhabrata Dutta, Shravika Mittal, Dipankar Das +2
The behaviour of information cascades (such as retweets) has been modelled extensively. While point process-based generative models have long been in use for estimating cascade gro…
Hide and Seek: Outwitting Community Detection Algorithms
Shravika Mittal, Debarka Sengupta, Tanmoy Chakraborty
Community affiliation of a node plays an important role in determining its contextual position in the network, which may raise privacy concerns when a sensitive node wants to hide…