2 papers
cs.SI2026
DeTox-Fed: Detecting Toxic Conversations in the Fediverse with Federated Graph Neural Networks
Pantelitsa Leonidou, Nikos Salamanos, Sotiris Gypsiotis +1
The rise of decentralized social networks (DSNs), and in particular the rapid uptake of the Fediverse (e.g., Pleroma, Mastodon, Lemygrad), introduces new challenges in content mode…
cs.SI2024
HyperGraphDis: Leveraging Hypergraphs for Contextual and Social-Based Disinformation Detection
Nikos Salamanos, Pantelitsa Leonidou, Nikolaos Laoutaris +3
In light of the growing impact of disinformation on social, economic, and political landscapes, accurate and efficient identification methods are increasingly critical. This paper…