2 papers
cs.SI2026
JECHO: Scalable Echo Chamber Detection via Jaccard-based Homophily and Seed Expansion
Ali Safarpoor Dehkordi, Atsushi Miyauchi, Francesco Bonchi +1
Detecting echo chambers is critical for understanding and limiting negative social phenomena, such as online polarization, misinformation, and conspiracy theory diffusion. However,…
cs.SI2026
Opinion Polarization in LLM-Based Social Networks: Manipulation and Mitigation
Ali Safarpoor Dehkordi, Mohammad Shirzadi, Ahad N. Zehmakan
How vulnerable are online social networks to adversaries who seek to amplify opinion polarization by manipulating opinions, and how difficult is it to mitigate such manipulation? E…