4 papers
Investigating and Comparing Discussion Topics in Multilingual Underground Forums
Mariella Mischinger, Vahid Ghafouri, Sergio Pastrana +1
Underground forums play a crucial role in the criminal ecosystem, facilitating the exchange of knowledge and the trade of illegal tools and services. By analyzing the skills, motiv…
Framing Migration: A Computational Analysis of UK Parliamentary Discourse
Vahid Ghafouri, Robert McNeil, Teodor Yankov +4
We present a large-scale computational analysis of migration-related discourse in UK parliamentary debates spanning over 75 years and compare it with US congressional discourse. Us…
Unravelling the Probabilistic Forest: Arbitrage in Prediction Markets
Oriol Saguillo, Vahid Ghafouri, Lucianna Kiffer +1
Polymarket is a prediction market platform where users can speculate on future events by trading shares tied to specific outcomes, known as conditions. Each market is associated wi…
Cross-Partisan Interactions on Twitter
Yusuf Mücahit Ãetinkaya, Vahid Ghafouri, Guillermo Suarez-Tangil +2
Many social media studies argue that social media creates echo chambers where some users only interact with peers of the same political orientation. However, recent studies suggest…