collaborators

5 papers

cs.SI2025

Community Notes are Vulnerable to Rater Bias and Manipulation

Bao Tran Truong, Siqi Wu, Alessandro Flammini +2

Social media platforms increasingly rely on crowdsourced moderation systems like Community Notes to combat misinformation at scale. However, these systems face challenges from rate…

cs.SI2025

Identifying Constructive Conflict in Online Discussions through Controversial yet Toxicity Resilient Posts

Ozgur Can Seckin, Bao Tran Truong, Alessandro Flammini +1

Bridging content that brings together individuals with opposing viewpoints on social media remains elusive, overshadowed by echo chambers and toxic exchanges. We propose that algor…

cs.SI2025

A longitudinal analysis of misinformation, polarization and toxicity on Bluesky after its public launch

Gianluca Nogara, Erfan Samieyan Sahneh, Matthew R. DeVerna +5

Bluesky is a decentralized, Twitter-like social media platform that has rapidly gained popularity. Following an invite-only phase, it officially opened to the public on February 6t…

cs.SI2025

The Rise of Bluesky

Ozgur Can Seckin, Filipi Nascimento Silva, Bao Tran Truong +5

This study investigates the rapid growth and evolving network structure of Bluesky from August 2023 to February 2025. Through multiple waves of user migrations, the platform has re…

cs.SI2025

Audit of takedown delays across social media reveals failure to reduce exposure to illegal content

Bao Tran Truong, Sangyeon Kim, Gianluca Nogara +7

Illegal content on social media poses significant societal harm and necessitates timely removal. However, the impact of the speed of content removal on prevalence, reach, and expos…