Interesting.Stuff
- Diploma theses (gr) [pdf]
- Curriculum Vitae (gr) [pdf]
- Curriculum Vitae (en) [pdf]
Scholarships/awards.received
Invited.talks/panels
- October 2025: Business transformation through AI and new technologies.
Panel discussion at the Hellenic Society for Systemic Studies Conference (HSSS), Tripolis, Greece
- July 2025: Will AI Kill Traditional Data Management?
Panel discussion at the Hellenic Data Management Symposium (HDMS), Ioannina, Greece
- November 2024: Data Science in Urban and Rural Environments.
Presented at the GeoInformation Research Unit, Technical Universiteat Wien (TU Wien), Vienna, Austria
- November 2024: Energy Crisis and Green Transition.
Panel discussion at the "JustReDI Forum on Energy Crisis and Green Transition", Tripolis, Greece
- October 2024: SodaSense: Advanced big data management for mobility, weather and agriculture.
Presented at "22nd European Week of Regions and Cities", Brussels, Belgium
- June 2024: AI in the lifecycle of climate data.
Presented at "Forum on Energy & Climate in Tripolis" organised by Municipality of Tripolis, Tripolis, Greece
- April 2024: AI in the Workplace.
Presented at "Peloponnisos EXPO 2024 Forum on Artificial Intelligence and Business", Tripolis, Greece
- December 2023: Generative AI for text and multimedia.
Presented at "Wired Youth Science Forum" by ScienceView, Athens, Greece
- September 2023: Systems research across friends and time.
Presented at "Gerhard Weikum's retirement event" by Max-Planck Institute for Informatics, Saarbuecken, Germany
- May 2023: 4 bits of (computing) history.
Presented at "A Month of Science & Technology" in Arcadia Chamber of Commerce, Tripolis, Greece
- May 2022: AI ethics.
Presented at "A Month of Science & Technology" in Malliaropoulio Municipal Theatre, Tripolis, Greece
- December 2022: Online safety and Santa Claus.
Presented at "Online safety seminars" by Velo Primary School, Velo, Greece
- June 2015: Smart Cities - Challenges and applications.
Presented at "Tripolis 2021 - European Capital of Culture" candidacy day, Tripolis, Greece
- September 2018: Democratising social interactions: the case of distributed social networks.
Presented at the Faculty of Applied Informatics, Tomas Bata University, Zlin, Czech Republic
- February 2015: Challenges in Distributed Social Networking.
Presented at the Dept. of Databases and Information Systems, Max-Planck Institute for Informatics (MPII), Saarbruecken, Germany
- September 2013: Chairing of the Short Papers session.
Session Chair at the Cooperative Information Systems Conference (CoopIS), Graz, Austria
- July 2013: Information Management in Distributed Social Networks.
Presented at the InfoCloud Research Group, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia
- April 2013: "Elvis has left the building": Retrieval and Filtering of Events in Social Networking.
Presented at the Dept. of Computer Science, University of Cyprus, Nicosia, Cyprus
- May 2011: Data management in peer-to-peer environments.
Presented at the School of Electrical and Computer Engineering, National Technical University of Athens, Greece
- April 2008: Alerting in Mobile Environments.
Presented at Bertinoro international Center for informatics (BiCi), Bertinoro, Italy
- May 2007: Architectural Alternatives for Information Filtering in Structured Overlay Networks.
Presented at the Dept. of Computer Science, University of Ioannina, Greece
- July 2006: Peer-to-Peer Techniques for Web Information Retrieval and Filtering.
PhD defense. Presented at the Dept. of Electronic and Computer Engineering, Technical University of Crete, Chania, Greece
- February 2006: Peer-to-Peer Information Filtering.
Presented at the Learning Lab Lower Saxony (L3S) Research Center, Hannover, Germany.
- December 2005: Information Filtering with IR-Based Languages.
Presented at the Database Architectures and Information Access Group, CWI, Amsterdam, The Netherlands.
- December 2002: The Intelligent Systems Lab.
Presented at the European Research Area Meeting, Brussels, Belgium.
- April 2002: Agents in Biomedical Applications.
Presented at the Medical School of University of Crete, Heraklion, Greece.
Program/review.committees
- Funding committees
- External evaluator for the General Secretariat for Research and Technology (GSRT)
- External evaluator for ICT FET-Open (2013, 2018, 2019, 2020) and PATHFINDER (2025) Research Proposals
- External evaluator for Grants Programme of the Institute of Computer Science, FORTH.
- Advisory board member of the SlideWiki Foundation
- Evaluator for the Peloponnese Regional Council for Research and Innovation
- Coordinator of the evaluation committee of “PELOPAS” doctoral scholarships (Research Area: Natural & Health Sciences) for University of the Peloponnese.
- Promotion committees (international only)
- External promotion evaluator for University of Portsmouth, Faculty of Technology, School of Computing.
- External promotion evaluator for Montclair State University, School of Computing.
- Book/Chapter reviews
- Chapter reviewer for Springer Book on "Educational Data Science".
- Reviewer for Springer Book on "Handbook of Mobility Data Privacy".
- Reviewer for Springer Book on "Privacy in Big Data and Cloud Infrastructures".
- Chapter reviewer for Handbook of Research on P2P and Grid Systems for Service-Oriented Computing: Models, Methodologies and Applications.
- Journal reviews
- ACM Transactions on Data and Knowledge Engineering (TKDE).
- IEEE Transactions on Computers (ToC).
- ACM Computing Surveys.
- IEEE Internet Computing.
- IEEE Transactions on Parallel and Distributed Systems (TPDS).
- ACM Transactions on the Web (TWeb).
- Knowledge and Information Systems (KAIS), Springer.
- Educational Data Science book at Big Data Management book series, Springer.
- Journal of Parallel and Distributed Computing (JPDC), Elsevier.
- Journal of Data and Knowledge Engineering (DKE), Elsevier.
- Information Processing and Management Journal (IPM), Elsevier.
- Information Systems, Elsevier.
- Journal of Internet Services and Applications, Springer.
- Journal of Computer Science and Technology, Springer.
- Expert Systems With Applications Journal, Elsevier.
- Computational Intelligence Journal, Wiley.
- Journal of Web Semantics, Elsevier.
- Ad Hoc Networks, Elsevier.
- Decision Analytics Journal, Elsevier.
- Engineering Science and Technology Journal, Elsevier.
- Future Internet, MDPI.
- ACM Journal on Computing and Cultural Heritage.
- The Computer Journal, Oxford Journals.
- Quantitative Science Studies, MIT Press.
- Financial Innovation, Springer.
- Chapter reviewer for Springer Book on "Educational Data Science".
- Reviewer for Springer Book on "Handbook of Mobility Data Privacy".
- Reviewer for Springer Book on "Privacy in Big Data and Cloud Infrastructures".
- Chapter reviewer for Handbook of Research on P2P and Grid Systems for Service-Oriented Computing: Models, Methodologies and Applications.
- Conference PC memberships
- Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR).
- International Conference on Information and Knowledge Management (CIKM).
- European Conference on Information Retrieval (ECIR).
- ACM International Conference on Web Search and Data Mining (WSDM).
- The ACM Web Conference (WWW).
- IEEE International Conference on Big Data (BigData).
- IEEE International Conference on Data Mining (ICDM).
- International Conference on Very Large Data Bases or VLDB.
- ACM Conference on Recommender Systems (RecSys).
- International Conference on Theory and Practice of Digital Libraries (TPDL).
- IEEE International Conference on Tools with Artificial Intelligence (ICTAI).
- International Semantic Web Conference (ISWC).
- Extended Semantic Web Conference (ESWC).
- ACM International Conference on Distributed and Event-Based Systems (DEBS).
- IEEE International Conference on Cyber-Security and Resilience (CSR).
- IEEE International Conference on Data Science and Advanced Analytics (DSAA).
- International Symposium on Information Theory (ISIT).
- Symposium on Advances in Databases and Information Systems (ADBIS).
- Scalable Information Systems (Infoscale).
- International Conference on Database and Expert Systems Applications (DEXA).
- Asian Semantic Web Conference (ASWC).
- International Conference on Data Science, Technology and Applications (DATA).
- Hellenic Data Management Symposium (HDMS).
- PC Chair for IEEE CSR Workshop on Data Science for Cyber Security (DS4CS).