35 citations · 49 across the 8 of their papers we have counts for
8 papers
Redefining Research Crowdsourcing: Incorporating Human Feedback with LLM-Powered Digital Twins
Amanda Chan, Catherine Di, Joseph Rupertus +4
Crowd work platforms like Amazon Mechanical Turk and Prolific are vital for research, yet workers' growing use of generative AI tools poses challenges. Researchers face compromised…
The Effects of Enterprise Social Media on Communication Networks
Manoel Horta Ribeiro, Teny Shapiro, Siddharth Suri
Enterprise social media platforms (ESMPs) are web-based platforms with standard social media functionality, e.g., communicating with others, posting links and files, liking content…
Post Guidance for Online Communities
Manoel Horta Ribeiro, Robert West, Ryan Lewis +1
Effective content moderation in online communities is often a delicate balance between maintaining content quality and fostering user participation. In this paper, we introduce pos…
Deplatforming Norm-Violating Influencers on Social Media Reduces Overall Online Attention Toward Them
Manoel Horta Ribeiro, Shagun Jhaver, Jordi Cluet i Martinell +2
From politicians to podcast hosts, online platforms have systematically banned (``deplatformed'') influential users for breaking platform guidelines. Previous inquiries on the effe…
Causally estimating the effect of YouTube's recommender system using counterfactual bots
Homa Hosseinmardi, Amir Ghasemian, Miguel Rivera-Lanas +3
In recent years, critics of online platforms have raised concerns about the ability of recommendation algorithms to amplify problematic content, with potentially radicalizing conse…
Automated Content Moderation Increases Adherence to Community Guidelines
Manoel Horta Ribeiro, Justin Cheng, Robert West
Online social media platforms use automated moderation systems to remove or reduce the visibility of rule-breaking content. While previous work has documented the importance of man…
Characterizing Alternative Monetization Strategies on YouTube
Yiqing Hua, Manoel Horta Ribeiro, Robert West +2
One of the key emerging roles of the YouTube platform is providing creators the ability to generate revenue from their content and interactions. Alongside tools provided directly b…
Analyzing the "Sleeping Giants" Activism Model in Brazil
Bárbara Gomes Ribeiro, Manoel Horta Ribeiro, Virgílio Almeida +1
In 2020, amidst the COVID pandemic and a polarized political climate, the Sleeping Giants online activist movement gained traction in Brazil. Its rationale was simple: to curb the…