All Stories

  1. A Comprehensive Survey and Taxonomy of Cybersecurity Challenges and Proactive Measures for IoD

    Article • ACM Computing Surveys, December 2025, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  2. Report on the 14th Conference and Labs of the Evaluation Forum (CLEF 2023): Experimental IR Meets Multilinguality, Multimodality, and Interaction

    Article • ACM SIGIR Forum, December 2023, ACM (Association for Computing Machinery)

    Theodora Tsikrika

  3. Identification of Key Actor Nodes: A Centrality Measure Ranking Aggregation Approach

    Article • November 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Andreas Kosmatopoulos, Theodora Tsikrika, Ioannis Kompatsiaris

  4. Web Bot Detection Evasion Using Deep Reinforcement Learning

    Article • August 2022, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  5. Automatic Visual Recognition of Unexploded Ordnances Using Supervised Deep Learning

    Article • June 2022, ACM (Association for Computing Machinery)

    Ioannis Kompatsiaris, Theodora Tsikrika

  6. Detection of Advanced Web Bots by Combining Web Logs with Mouse Behavioural Biometrics

    Article • Digital Threats Research and Practice, September 2021, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  7. Random-Walk Graph Embeddings and the Influence of Edge Weighting Strategies in Community Detection Tasks

    Article • August 2021, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris, Andreas Kosmatopoulos

  8. Spatio-Temporal Activity Detection and Recognition in Untrimmed Surveillance Videos

    Article • August 2021, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  9. Report on CLEF 2020

    Article • ACM SIGIR Forum, December 2020, ACM (Association for Computing Machinery)

    Theodora Tsikrika

  10. User Identity Linkage in Social Media Using Linguistic and Social Interaction Features

    Article • July 2020, ACM (Association for Computing Machinery)

    Ioannis Kompatsiaris, Theodora Tsikrika

  11. A Crowd Analysis Framework for Detecting Violence Scenes

    Article • June 2020, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  12. Deploying Semantic Web Technologies for Information Fusion of Terrorism-related Content and Threat Detection on the Web

    Article • October 2019, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  13. Towards a framework for detecting advanced Web bots

    Article • August 2019, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris

  14. Retrieval of Multimedia Objects by Fusing Multiple Modalities

    Article • June 2016, ACM (Association for Computing Machinery)

    Theodora Tsikrika, Ioannis Kompatsiaris