ΤΡΥΦΩΝΟΠΟΥΛΟΣ ΧΡΗΣΤΟΣ
ΚΑΘΗΓΗΤΗΣ
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
ΤΜΗΜΑ ΠΛΗΡΟΦΟΡΙΚΗΣ ΚΑΙ ΤΗΛΕΠΙΚΟΙΝΩΝΙΩΝ - ΤΡΙΠΟΛΗ
Ε-mail: trifon (at) uop (dot) gr
Τηλέφωνο: 2710-230-175
Γραφείο: Γραφείο Β0.15 (ισόγειο/άνω κτήριο)
Ώρες Γραφείου: Τετάρτη 15:00 - 17:00 - (Συνιστάται πρότερη επικοινωνία μέσω email)
Website: http://users.uop.gr/~trifon/
Σύντομο Βιογραφικό ΣημείωμαΟ Δρ. Χρήστος Τρυφωνόπουλος είναι Καθηγητής στο Τμήμα Πληροφορικής και Τηλεπικοινωνιών του Πανεπιστημίου Πελοποννήσου και μέλος του Εργαστηρίου Συστημάτων Λογισμικού και Βάσεων Δεδομένων (SoDa Lab). Στο παρελθόν έχει διατελέσει Πρόεδρος του τμήματος, Διευθυντής του ΠΜΣ “Διαστημική Επιστήμη, Τεχνολογίες και Εφαρμογές”, και επικεφαλής του Τομέα Συστημάτων Ομότιμων Κόμβων και Διαχείρισης Πληροφορίας του Ινστιτούτου Πληροφορικής Max-Plank της Γερμανίας. Τα ερευνητικά του ενδιαφέροντα εστιάζονται στις περιοχές των τεχνολογιών διαδικτύου, των εφαρμογών τεχνητής νοημοσύνης, της διαχείρισης δεδομένων/πληροφοριών, των κατανεμημένων συστημάτων (grid/cloud/p2p/agent computing), και των ψηφιακών βιβλιοθηκών. Έχει δημοσιεύσει περισσότερες από 100 ερευνητικές εργασίες σε τομείς των ερευνητικών του ενδιαφερόντων και έχει συντονίσει/εργαστεί σε 16 ευρωπαϊκά και εθνικά έργα έρευνας και ανάπτυξης. Έχει διατελέσει κριτής σε κορυφαία διεθνή επιστημονικά περιοδικά και συνέδρια, αξιολογητής ερευνητικών προτάσεων και έργων για την Ευρωπαϊκή Επιτροπή και τη Γενική Γραμματεία Έρευνας και Καινοτομίας, έχει λάβει δύο εθνικές υποτροφίες και τρία βραβεία/διακρίσεις για τις εργασίες του σε διεθνή επιστημονικά συνέδρια.
Short CVDr. Christos Tryfonopoulos is a Professor in the Department of Informatics and Telecommunications at the University of the Peloponnese and a member of the Software Systems and Databases (SoDa) Lab. In the past, he has served as Department Chair, Director of the MSc program "Space Science, Technologies and Applications", and Head of the P2P and Information Management research area at the Max-Planck Institute for Informatics in Germany. His research interests focus on the areas of internet technologies, artificial intelligence applications, data/information management, distributed systems (grid/cloud/p2p/agent computing), and digital libraries. He has published more than 100 research papers in the fields of his research interests and has coordinated/participated in 16 European and national R&D projects. He has served as a reviewer for top international scientific journals and conferences, as an evaluator of research proposals and projects for the European Commission and the General Secretariat for Research and Innovation, and has received two national scholarships and three awards/distinctions for his research work at international scientific conferences.
Γνωστικό Αντικείμενο: Εφαρμογές Διαδικτύου [ ΦΕΚ 1057/Γ΄/20-04-2023 ]
Επιστημονικά Ενδιαφέροντα:
- Εφαρμογές διαδικτύου (πληροφοριακά συστήματα διαδικτύου, τεχνολογίες πλέγματος/νέφους/ομότιμων κόμβων κοινωνικά δίκτυα, ψηφιακές βιβλιοθήκες)
- Διαχείριση πληροφορίας (ανάκτηση/διάχυση πληροφορίας, εφαρμογές μηχανικής μάθησης και εξόρυξης γνώσης, επιστήμη δεδομένων, διαχείριση προσωπικής πληροφορίας, ανωνυμία δεδομένων και χρηστών)
- Κατανεμημένα συστήματα (κατανεμημένα κοινωνικά δίκτυα, τεχνολογίες κατανεμημένων υπολογισμών, συστήματα ομότιμων κόμβων, πολύ-πρακτορικά συστήματα)
- Ψηφιακές βιβλιοθήκες (αναλυτική της έρευνας, αρχιτεκτονικές ψηφιακών βιβλιοθηκών, ανάκτηση/διάχυση/αρχειοθέτηση περιεχομένου)
- Βάσεις δεδομένων (ροες μεγάλων δεδομένων, οργάνωση/δεικτοδότηση δεδομένων, κατανεμημένες βάσεις δεδομένων, βάσεις δεδομένων για εφαρμογές υγείας/πολιτισμού/τουρισμού)
Science Interest:
- Internet applications (web information systems, grid/cloud/p2p computing, social networks, digital libraries)
- Information management (information retrieval/filtering, machine learning and data mining applications, data science, personal information management, user and data anonymity)
- Distributed systems (distributed social networks, distributed computing, peer-to-peer networks, multi-agent systems)
- Digital libraries (research analytics, digital library architectures, content retrieval/filtering/archival)
- Databases (big data streams, indexing & query processing, distributed databases, cultural & biomedical databases)
Επιλεγμένες Δημοσιεύσεις:
- Christos Tryfonopoulos and Nicholas Kolokotronis. Cybersecurity in the IoT. In Future Internet 18(3), 127, 2026.
- Kimon Deligiannis, Christos Tryfonopoulos, Paraskevi Raftopoulou, Costas Vassilakis, Vassilis Kaffes and Spiros Skiadopoulos. A Machine Learning Framework for Harvesting and Harmonizing Cultural and Touristic Data. In Information, 2025.
- Vassiliki Stouraiti, Giorgos Mpardis, Konstantinos Roumeliotis, Costas Vassilakis, Christos Tryfonopoulos, and Dimitris Spiliotopoulos. Optimizing Collaborative Filtering in Very Sparse Datasets: a Confidence-based Approach. In Proceedings of the 17th International Conference on Information, Intelligence, Systems and Applications (IISA 2026), Rodos, Greece, July 2026.
- Konstantinos Roumeliotis, Dionisis Margaris, Dimitris Spiliotopoulos, Giorgos Mpardis, Christos Tryfonopoulos, and Costas Vassilakis. A Comparative Study of Qwen and Gemma Large Language Models for Social Media Slang and Emoji Sentiment Analysis for Business Recommender Systems. In Proceedings of the 17th International Conference on Information, Intelligence, Systems and Applications (IISA 2026), Rodos, Greece, July 2026.
- Maria Karatsoli, Ioanna Pagoni, Kimon Deligiannis, Christos Tryfonopoulos, Paraskevi Raftopoulou, and Amalia Polydoropoulou. Mobility in the Feed: Assessing Facebook Communication and Public Engagement in European Cities. In Proceedings of the 8th Conference on Sustainable Mobility (CSuM), Skyros, Greece, July 2026.
- Paris Koloveas, Serafeim Chatzopoulos, Thanasis Vergoulis, and Christos Tryfonopoulos. InsightGUIDE: An Opinionated AI Assistant for Guided Critical Reading of Scientific Literature. In Proceedings of the 37th IEEE International Conference on Tools with Artificial Intelligence (ICTAI), Athens, Greece, November 2025.
- Maria Karatsoli, Ioanna Pagoni, Kimon Deligiannis, Stefanos Vlachos, Christos Tryfonopoulos, Paraskevi Raftopoulou, and Amalia Polydoropoulou. Social Media Metrics for Urban Mobility: Engagement Insights from X (formerly Twitter) in European Cities. In Proceedings of the 12th International Congress on Tranportation Research (ICTR), Thessaloniki, Greece, October 2025.
- Paris Koloveas, Serafeim Chatzopoulos, Thanasis Vergoulis, and Christos Tryfonopoulos. Can LLMs Predict Citation Intent? An Experimental Analysis of In-context Learning and Fine-tuning on Open LLMs. In Proceedings of the 29th International Conference on Theory and Practice of Digital Libraries (TPDL), Tampere, Finland, September 2025.
- Charis Kotsiopoulos, Nikos Dimitrakopoulos, and Christos Tryfonopoulos. DinoAI - An interactive self-playing retro game/display for exploring Machine Learning concepts. In Proceedings of the 10th Central and Eastern European Game Studies (CEEGS), Nafplio, Greece, October 2024.
Selected publications: