Publications

Roumeliotis KI, Spiliotopoulos D, Tryfonopoulos C, Margaris D, Mpardis G, Vassilakis C.  2026.  A Comparative Study of Qwen and Gemma Large Language Models for Social Media Slang and Emoji Sentiment Analysis for Business Recommender Systems. Proceedings of the 2026 International Conference on Information, Intelligence, Systems and Applications.

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Stouraiti V, Mpardis G, Roumeliotis KI, Vassilakis C, Tryfonopoulos C, Spiliotopoulos D.  2026.  Optimizing Collaborative Filtering in Very Sparse Datasets: a Confidence-based Approach. Proceedings of the 2026 International Conference on Information, Intelligence, Systems and Applications.

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Doumouras A, Mitikas E, Doulos E, Schoinoplokakis M, Nikolentzos G, Tryfonopoulos C, Skiadopoulos S, Vassilakis C, Raftopoulou* P.  2025.  PROVATO: A Data-Centric Edge-AI Architecture forPrecision Livestock Monitoring Using IoT. Hellenic Data Management Symposium (HDMS).

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Deligiannis K, Tryfonopoulos C, Raftopoulou P, Platis N, Vassilakis C.  2023.  EnQuest: A Cloud Datalake Infrastructure for Heterogeneous Analytics in Maritime and Tourism Domains. DATA 2023 (demo).

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Nikoletos S, Vlachos S, Zaragkas E, Vassilakis C, Tryfonopoulos C, Raftopoulou P.  2023.  RoG: A Pipeline for Automated Sensitive Data Identification and Anonymisation. Proceedings of the 2023 IEEE CSR Workshop on Data Science for Cyber Security (DS4CS).

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Raftopoulou P, Skiadopoulos S, Tryfonopoulos C, Vassilakis C.  2023.  SodaSense: An Intelligence Platform for Micro-Mobility, Micro-Climate and Agriculture. Proceedings of the GEOProcessing 2023.

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Deligiannis K, Raftopoulou P, Tryfonopoulos C, Platis N, Vassilakis C.  2020.  Hydria: An Online Data Lake for Multi-Faceted Analytics in the Cultural Heritage Domain. Big Data and Cognitive Computing. 4:7.

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Zervakis L, Setty V, Tryfonopoulos C, Hose K.  2019.  Efficient Continuous Multi-Query Processing over Graph Streams. CoRR. abs/1902.05134

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Chantzios T, Zervakis L, Skiadopoulos S, Tryfonopoulos C.  2019.  Ping - A customizable, open-source information filtering system for textual data. Proceedings of the 13th ACM International Conference on Distributed and Event-based Systems, DEBS 2019, Darmstadt, Germany, June 24-28, 2019.. :228–231.

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Chantzios T, Koloveas P, Skiadopoulos S, Kolokotronis N, Tryfonopoulos C, Bilali V-G, Kavallieros D.  2019.  The quest for the appropriate cyber-threat intelligence sharing platform. Proceedings of the 8th International Conference on Data Science, Technology and Applications (DATA), Prague, Czech Republic.

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Chatzopoulos S, Deligiannis P, Vergoulis T, Kanellos I, Tryfonopoulos C, Dalamagas T.  2019.  SciTo trends: visualising scientific topic trends. Proceedings of the 23rd International Conference on Theory and Practice of Digital Libraries (TPDL).

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Tryfonopoulos C, Kotsiopoulos C, Raftopoulou P.  2018.  Data Science Tutor: An online platform for automated exercise solving in Data Science. Proceedings of the 9th Conference on Computer Science Teaching (DIDINFO).

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Tryfonopoulos C.  2018.  The Effect of Introducing Content Price in Distributed Social Networks. Proceedings of the 23rd Conference on Information Technologies (IT).

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Tryfonopoulos C.  2018.  Efficient and Expressive Semantic Information Push for Cultural Heritage Applications. Proceedings of the International Workshop on Semantic Web for Cultural Heritage (SW4CH @ ESWC).

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Tryfonopoulos C.  2018.  A Methodology for the Automatic Creation of Massive Continuous Query Datasets from Real-Life Corpora. Proceedings of the 7th International Conference on Advanced Computer Science and Information Technology (ICAIT).

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Zervakis L, Tryfonopoulos C, Skiadopoulos S, Koubarakis M.  2017.  Query Reorganisation Algorithms for Efficient Boolean Information Filtering. IEEE Transactions on Knowledge and Data Engineering. 29(2):418–432.

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Koloveas P, Chantzios T, Tryfonopoulos C, Skiadopoulos S.  2016.  A crawler architecture for harvesting the clear, social, and dark web for IoT-related cyber-threat intelligence. In Proceedings of the IEEE Workshop on Cyber Security & Resilience in the Internet of Things (CSRIoT @ IEEE Services).

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Zervakis L, Tryfonopoulos C, Skiadopoulos S, Koubarakis M.  2016.  Full-Text Support for Publish/Subscribe Ontology Systems. The Semantic Web. Latest Advances and New Domains - 13th International Conference, ESWC 2016, Heraklion, Crete, Greece, May 29 - June 2, 2016, Proceedings. :233–249.

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Biega JAsia, Gummadi KP, Mele I, Milchevski D, Tryfonopoulos C, Weikum G.  2016.  R-Susceptibility: An IR-Centric Approach to Assessing Privacy Risks for Users in Online Communities. Proceedings of the 39th Annual International ACM SIGIR Conference.

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Zervakis L, Tryfonopoulos C, Setty V, Seufert S, Skiadopoulos S.  2016.  Towards Publish/Subscribe Functionality on Graphs. Proceedings of the Workshops of the EDBT/ICDT 2016 Joint Conference, EDBT/ICDT Workshops 2016, Bordeaux, France, March 15, 2016..

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Tsafara A, Tryfonopoulos C, Skiadopoulos S, Zervakis L.  2015.  Cloud-Based Data and Knowledge Management for Multi-Centre Biomedical Studies. Proceedings of the 8th International Conference on Knowledge Capture, K-CAP 2015, Palisades, NY, USA, October 7-10, 2015. :24:1–24:4.

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Tsafara A, Tryfonopoulos C, Skiadopoulos S, Zervakis L.  2015.  Cloud-Based Data and Knowledge Management for Multi-Centre Biomedical Studies. Proceedings of the International Conference on Knowledge Capture (K-CAP).

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Prohaska A, Tryfonopoulos C, Ifrim G.  2015.  Constructing Subsumption Hierarchies of Web Queries. Proceedings of the International Workshop on Dataset PROFIling and fEderated Search for Linked Data (PROFILES @ ESWC).

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Μασσέλος K., Vassilakis C, Lepouras G, Tryfonopoulos C, Τσελίκας Ν., Platis N.  2015.  A mobile-enabled platform for presenting and disseminating cultural heritage information enhanced with augmented reality (Greek title: ΜΙΑ ΠΛΑΤΦΟΡΜΑ ΓΙΑ ΠΑΡΟΥΣΙΑΣΗ ΚΑΙ ΔΙΑΧΥΣΗ ΠΛΗΡΟΦΟΡΙΩΝ ΠΟΛΙΤΙΣΤΙΚΗΣ ΚΛΗΡΟΝΟΜΙΑΣ ΜΕ ΥΠΟΣΤΗΡΙΞΗ ΓΙΑ ΚΙΝΗΤΕΣ ΣΥΣΚΕΥΕΣ ΚΑΙ ΕΜΠ. 1st Panhellenic Conference on Cultural Heritage Digitization.

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Masselos K., Vassilakis C, Lepouras G, Tryfonopoulos C, Tselikas N., Platis N..  2015.  A Platform for the Presentation and Dissemination of Cultural Heritage Information for Mobile Devices Enriched with Augmented Reality. Proceedings of the Greek Conference for the Digitization of Cultural Information (EUROMED).

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