19 citations · 20 across the 4 of their papers we have counts for
14 papers
Privacy-Preserving Online Content Moderation: A Federated Learning Use Case
Pantelitsa Leonidou, Nicolas Kourtellis, Nikos Salamanos +1
Users are daily exposed to a large volume of harmful content on various social network platforms. One solution is developing online moderation tools using Machine Learning techniqu…
A Unified Graph-Based Approach to Disinformation Detection using Contextual and Semantic Relations
Marius Paraschiv, Nikos Salamanos, Costas Iordanou +2
As recent events have demonstrated, disinformation spread through social networks can have dire political, economic and social consequences. Detecting disinformation must inevitabl…
A First Look into the Structural Properties and Resilience of Blockchain Overlays
Aristodemos Paphitis, Nicolas Kourtellis, Michael Sirivianos
Blockchain (BC) systems are highly distributed peer-to-peer networks that offer an alternative to centralized services and promise robustness to coordinated attacks. However, the r…
"It is just a flu": Assessing the Effect of Watch History on YouTube's Pseudoscientific Video Recommendations
Kostantinos Papadamou, Savvas Zannettou, Jeremy Blackburn +3
The role played by YouTube's recommendation algorithm in unwittingly promoting misinformation and conspiracy theories is not entirely understood. Yet, this can have dire real-world…
A Privacy-Preserving Architecture for the Protection of Adolescents in Online Social Networks
Markos Charalambous, Petros Papagiannis, Antonis Papasavva +8
Online social networks (OSN) constitute an integral part of people's every day social activity. Specifically, mainstream OSNs such as Twitter, YouTube, and Facebook are especially…
Hihooi: A Database Replication Middleware for Scaling Transactional Databases Consistently
Michael A. Georgiou, Aristodemos Paphitis, Michael Sirivianos +1
With the advent of the Internet and Internet-connected devices, modern business applications can experience rapid increases as well as variability in transactional workloads. Datab…