2 citations · 3 across the 10 of their papers we have counts for
11 papers
TeleTwin: A Calibrated Digital Twin of Telegram Crisis Discourse as a Ground-Truth Testbed for Detecting LLM-Powered Information Operations
Despoina Antonakaki, Sotiris Ioannidis
Large language models make it cheap to run influence operations whose messages never repeat, yet real platforms offer almost no ground truth for testing whether coordination detect…
A Social Media Analysis of Discourse on the Israel--Palestine Conflict on Telegram
Michail Zafeiropoulos, Despoina Antonakaki, Sotiris Ioannidis
Social media has become a central arena in which armed conflicts are contested, yet the pro-Israel and pro-Palestine communities on Telegram, whose broadcast architecture yields an…
From Parliamentary Rhetoric to Enacted Law: An NLP Pipeline for Semantic Auditing of the Greek Legislative Process
Despoina Antonakaki, Sotiris Ioannidis
The Greek legislative framework is characterized by intricate cross-referencing, frequent amendments, and limited machine-readable access, hindering transparency and civic engageme…
Detecting Synthetic Political Narratives in Cross-Platform Social Media Discourse
Despoina Antonakaki, Sotiris Ioannidis
The proliferation of large language models has introduced a new paradigm of synthetic political communication in which narratives may be generated, semantically coordinated, and st…
Cross-Platform Digital Discourse Analysis of Iran: Topics, Sentiment, Polarization, and Event Validation on Telegram and Reddit
Despoina Antonakaki, Sotiris Ioannidis
We analyze Iran-related discourse across two structurally different platforms: Telegram (7,567 messages from international news channels) and Reddit (23,909 posts and comments from…
Coordinated Information Dissemination on Telegram and Reddit During Political Turbulence: A Case Study of Venezuela in Global News Channels
Despoina Antonakaki, Sotiris Ioannidis
Telegram is increasingly used for political communication and news dissemination, yet evidence of coordinated content sharing remains limited. We test whether mainstream global new…
Cross-Platform Digital Discourse Analysis of the Israel-Hamas Conflict: Sentiment, Topics, and Event Dynamics
Despoina Antonakaki, Sotiris Ioannidis
The Israeli-Palestinian conflict remains one of the most polarizing geopolitical issues, with the October 2023 escalation intensifying online debate. Social media platforms, partic…
White-Basilisk: A Hybrid Model for Code Vulnerability Detection
Ioannis Lamprou, Alexander Shevtsov, Ioannis Arapakis +1
The proliferation of software vulnerabilities presents a significant challenge to cybersecurity, necessitating more effective detection methodologies. We introduce White-Basilisk,…
Israel-Hamas war through Telegram, Reddit and Twitter
Despoina Antonakaki, Sotiris Ioannidis
The Israeli-Palestinian conflict started on 7 October 2023, have resulted thus far to over 48,000 people killed including more than 17,000 children with a majority from Gaza, more…
LightningNet: Distributed Graph-based Cellular Network Performance Forecasting for the Edge
Konstantinos Zacharopoulos, Georgios Koutroumpas, Ioannis Arapakis +3
The cellular network plays a pivotal role in providing Internet access, since it is the only global-scale infrastructure with ubiquitous mobility support. To manage and maintain la…
BotArtist: Generic approach for bot detection in Twitter via semi-automatic machine learning pipeline
Alexander Shevtsov, Despoina Antonakaki, Ioannis Lamprou +2
Twitter, as one of the most popular social networks, provides a platform for communication and online discourse. Unfortunately, it has also become a target for bots and fake accoun…