Papageorgiou, Harris
RESEARCH

Harris Papageorgiou

Personal Information

Position: Principal Researcher
Phone or fax: +30 210 6875426

Areas of interest

  • Natural language processing
  • Artificial Intelligence, Machine Learning, Statistical modeling & Learning
  • Language & Complexity
  • Cognitive Semantics
  • Communication, Media & culture

CV data

Harris Papageorgiou is the Deputy Head of the Natural Language and Knowledge Extraction Department and a senior researcher at the Institute for Language and Speech Processing (ILSP/R.C. “Athena”), where he works on NLP and Language Applications. He holds a Diploma in Electrical Engineering (1992) from the National Technical University of Athens and a PhD (1996) in Information Technology from the NTUA also. From 1989 to 1992 he joined the Greek Eurotra team. Since 1992, he has been working for ILSP, involved in European projects in the area of multilingual multimodal multimedia processing (indicatively Eurotra, LRE/Translearn, Esprit-Naplus, LE-Aventinus, ΙST-CIMWOS, IST-Reveal_This, eBusiness-MUSE, COST278, ΗΕΓ-TV++, COST2102). He is teaching at the Postgraduate Programme of Studies “Technoglossia”. He has published more than 50 publications in international scientific books, journals and international conferences. He holds a patent in Machine Translation technology.

Teaching

Fall 1999

Introduction to Natural Language Processing

Fall 2002

Introduction to Natural Language Processing

Fall 2003

Introduction to Natural Language Processing

Fall 2005

Introduction to Natural Language Processing

Spring 2003

Computational Linguistics

Spring 2005

Computational Linguistics

Spring 2006

Machine Learning

Spring 2006

Discourse Analysis

Fall 2008

Introduction to Natural Language Processing

Publications

  • Prokopidis, P. & Papageorgiou, H. (2017). Universal Dependencies for Greek. In NoDaLiDa Workshop on Universal Dependencies. [...] 
  • Koutsombogera, M., Deligiannis, M., Giagkou, M. & Papageorgiou, H (2016). Towards Modelling Multimodal and Multiparty Interaction in Educational Settings. In Anna Esposito & Lakhmi C. Jain (editors), Toward Robotic Socially Believable Behaving Systems - Volume II: Modeling Social Signals. Springer. [...] 
  • Koutsombogera, M., Galanis, D., Maria Teresa Riviello, Nick Tseres, Karabetsos, S., Anna Esposito et al (2015). Conflict Cues in Call Centre Interactions, pages 431-447. Springer International Publishing. [...] 
  • Samer Al Moubayed, Dan Bohus, Anna Esposito, Dirk Heylen, Koutsombogera, M., Papageorgiou, H. et al. (2014). UM3I '14: Proceedings of the 2014 Workshop on Understanding and Modeling Multiparty, Multimodal Interactions, New York, NY, USA, ACM. [...] 
  • Samer Al Moubayed, Dan Bohus, Anna Esposito, Dirk Heylen, Koutsombogera, M., Papageorgiou, H. et al. (2014). UM3I 2014: International Workshop on Understanding and Modeling Multiparty, Multimodal Interactions. In Proceedings of the 16th International Conference on Multimodal Interaction, pages 537-538. New York, NY, USA : ACM. [...] 
  • Koutsombogera, M. & Papageorgiou, H. (2014). Multimodal Analytics and its Data Ecosystem. In RFMIR '14 Proceedings of the 2014 Workshop on Roadmapping the Future of Multimodal Interaction Research including Business Opportunities and Challenges, pages 1-4. New York, NY, USA : ACM. [...] 
  • Pontiki, M., Galanis, D., Ioannis Pavlopoulos, Papageorgiou, H., Ion Androutsopoulos & Suresh Manandhar. (2014). SemEval 2014 Task 4: Aspect Based Sentiment Analysis. In Proceedings of the 8th International Workshop on Semantic Evaluation (SemEval 2014) at (COLING 2014), pages 27-35. Dublin, Ireland. [...] 
  • Pontiki, M. & Papageorgiou, H. (2014). “There's no way I would ever buy any mp3 player with a measly 4gb of storage”. In Fiona Fui-Hoon Nah (editor), HCI in Business First International Conference, HCIB 2014, Held as Part of HCI International 2014, Heraklion, Crete, Greece, June 22-27, 2014. Proceedings, pages 233-244. Springer International Publishing. [...] 
  • Prokopidis, P. & Papageorgiou, H. (2014). Experiments for Dependency Parsing of Greek. In Proceedings of the First Joint Workshop on Statistical Parsing of Morphologically Rich Languages and Syntactic Analysis of Non-Canonical Languages, pages 90-96. Dublin, Ireland. [...] 
  • Pontiki, M., Zoe Angelou & Papageorgiou, H. (2013). Sentiment Analysis: Building Bilingual Lexical Resources. In Proceedings of the 13th International conference on Greek Linguistics, September 26-29, Rhodes, Greece. [...] 
  • Galanis, D., Karabetsos, S., Koutsombogera, M., Papageorgiou, H., Anna Esposito & Maria Teresa Riviello. (2013). Classification of emotional speech units in call centre interactions. In Cognitive Infocommunications (CogInfoCom), 2013 IEEE 4th International Conference, pages 403-406. IEEE. [...] 
  • Koutsombogera, M. & Papageorgiou, H (2013). Multimodal indicators of persuasion in political interviews. In Poggi I., D'Errico F., Vincze L. & Vinciarelli A. (editors), Multimodal Communication in Political Speech. Shaping Minds and Social Action. International Workshop, Political Speech 2010, Rome, Italy, November 10-12, 2010, Revised Selected Papers.. Springer. [...] 
  • Koutsombogera, M. & Papageorgiou, H (2012). TV interview participant profiles from a multimodal perspective. In A. Esposito, A.M. Esposito, A. Vinciarelli, R. Hoffmann & V. Muller (editors), Cognitive Behavioural Systems. Springer. [...] 
  • Koutsombogera, M. & Papageorgiou, H (2012). Iconic Gestures in Face-to-face TV Interviews. In Eleni Efthimiou, Georgios Kouroupetroglou & Stavroula-Evita Fotinea (editors), Gesture and Sign Language in Human-Computer Interaction and Embodied Communication. 9th International Gesture Workshop - GW 2011, May 2011, Athens, Greece. Revised selected papers.. Springer. [...] 
  • Prokopidis, P., Georgantopoulos, B. & Papageorgiou, H. (2011). A suite of NLP tools for Greek. In The 10th International Conference of Greek Linguistics. Komotini, Greece. [...] 
  • Kardiasmenos, A., Tsigka, S., Prokopidis, P. & Papageorgiou, H. (2011). Annotation of events in Greek corpora based on the model of TimeML. In Proceedings of the 10th International Conference of Greek Linguistics. Komotini, Greece. [...] 
  • Koutsombogera, M., Ammendrup, S., Vilhjalmsson, H. & Papageorgiou, H (2011). Non-verbal expressions of turn management in TV interviews: a cross?cultural study between Greek and Icelandic. In Esposito, A., Esposito, A.M., Martone, R. et al (editors), Toward Autonomous, Adaptive, and Context-Aware Multimodal Interfaces. Theoretical and Practical Issues. Berlin / Heidelberg : Springer. [...] 
  • Koutsombogera, M. & Papageorgiou, H (2010). Linguistic and Non-verbal Cues for the Induction of Silent Feedback. In Esposito, A., Campbell, N., Vogel, C. et al (editors), Development of Multimodal Interfaces: Active Listening and Synchrony. Berlin / Heidelberg : Springer. [...] 
  • Labropoulou, P., Τσαγκογέωργα, Δ. & Papageorgiou, H. (2009). Από το παρελθόν στο παρόν: Ηλεκτρονικός θησαυρός τοπωνυμίων της Μικράς Ασίας. In 7ο Συνέδριο "Ελληνική Γλώσσα & Ορολογία". Αθήνα : ΕΛΕΤΟ. [...] 
  • Koutsombogera, M. & Papageorgiou, H (2009). Multimodality Issues in Conversation Analysis of Greek TV Interviews. In Esposito, A., Hussain, A., Marinaro, M. et al (editors), Multimodal Signals: Cognitive and Algorithmic Issues. Berlin / Heidelberg : Springer. [...] 
  • Prokopidis, P., Desipri, E., Papageorgiou, H. & Markopoulos, G. (2009). TimeEL: Recognition of Temporal Expressions in Greek texts. In Proceedings of the 9th International Conference on Greek Linguistics. [...] 
  • Koutsombogera, M., Touribaba, L. & Papageorgiou, H. (2008). Multimodality in Conversation Analysis: A case of Greek TV Interviews. In Martin, J.-C. , Paggio, P., Kipp, M. et al (editors), Proceedings of Workshop on Multimodal Corpora, LREC2008, pages 12-16. Marrakech, Morocco : Εκδόσεις Ζήτη. [...] 
  • Labropoulou, P., Papageorgiou, H., Georgantopoulos, B., Tsagogeorga, D., Demiros, I. & Antonopoulos, V. (2008). Integrating Language Technology in a web-enabled Cultural Heritage system. In Language Resources and Evaluation Conference (LREC-2008). Morocco. [...] 
  • Demiros, I., Carayannis, G., Antonopoulos, V., Kambourakis, G., Katsouros, V., Kolevris, P. et al. (2008). PANOPTIS: a System for Intelligent Monitoring of the Hellenic Broadcast Sector. In Proceedings of the 19th International Workshop on Database and Expert Systems Application, 2008. DEXA '08., pages 605 - 609. Turin. [...] 
  • Papageorgiou, H., Prokopidis, P., Desipri, E., Koutsombogera, M. & Pouli, K. (2007). Language technologies for the retrieval of the semantic structure of events [in Greek]. In Proceedings of the 8th International Conference of Greek Linguistics, Ioannina, Greece. [...] 
  • Ghotsoulia, V., Desipri, E., Koutsombogera, M., Prokopidis, P. & Papageorgiou, H. (2007). Towards a frame semantics resource for Greek. In Proceedings of the Sixth Workshop on Treebanks and Linguistic Theories (TLT 2007). Bergen, Norway. [...] 
  • Papageorgiou, H., Antonopoulos, V., Demiros, I. & Gkiokas, A. (2006). Thematic Classification and Intelligent Indexing of Broadcast News Using Speech Recognition and Image Analysis. In Proceedings of the 4th European Interactive TV Conference (EuroITV 2006). Athens Greece. [...] 
  • Georgantopoulos, B., Godeme, T., Lounis, S., Papageorgiou, H., Tuytelaars, T. & Van Gool, L. (2006). Cross-media summarization in a retrieval setting. In Proceedings of Fifth International Conference on Language Resources and Evaluation (LREC2006) Workshop in Crossing media for improved Information access. Genova, Italy. [...] 
  • Giouli, V., Konstantinidis, A., Desipri, E. & Papageorgiou, H. (2006). Multi-domain Multi-lingual Named Entity Recognition: Revisiting & Grounding the resources issue. In Proceedings of the 4th International Conference on Language Resources and Evaluation, pages 59-64. Genoa, Italy. [...] 
  • Papageorgiou, H., Desipri, E., Koutsombogera, M., Pouli, Κ. & Prokopidis, P. (2006). Adding multi-layer Semantics to the Greek Dependency Treebank. In Proceedings of The Fifth International Conference on Language and Evaluation (LREC-2006). Genoa, Italy. [...] 
  • Prokopidis, P., Desipri, E., Koutsombogera, M., Papageorgiou, H. & Piperidis, S. (2005). Theoretical and Practical Issues in the Construction of a Greek Dependency Treebank. In Montserrat Civit , S, Ra K?bler & Ma. Ant?nia Mart? (editors), Proceedings of The Fourth Workshop on Treebanks and Linguistic Theories (TLT 2005), pages 149-160. Barcelona, Spain. [...] 
  • Papageorgiou, H., Prokopidis, P., Protopapas, A. & Carayannis, G (2005). Multimedia Indexing and Retrieval Using Natural Language, Speech and Image Processing Methods. In Giorgos Stamou & Stefanos Kollias (editors), Multimedia Content and the Semantic Web: Methods, Standards and Tools. Wiley. [...] 
  • Hatzigeorgiu, N., Sidiropoulos, N. & Papageorgiou, H. (2004). CIMWOS: A Multimedia Archiving and Indexing System. In IASTED International Conference on Databases and Applications. Innsbruck Austria. [...] 
  • Koutsombogera, M., Konstandinidis, A. & Papageorgiou, H. (2004). Combination of Machine Learning Approaches for Error Reduction in POS Tagging. In Vouros, G., Panayiotopoulos & Th. (editors), Hellenic Artificial Intelligence Society: 3rd Hellenic Conference on Artificial Intelligence. Σάμος, Ελλάδα : Εκδόσεις Ζήτη. [...] 
  • Papageorgiou, H., Prokopidis, P., Ρετάλης, Δ. & Μαρκογιάννης, Τ (2004). Αυτόματη παραγωγή κειμένου με χρήση ορολογικών δεδομένων: το έργο ΚΑΙΡΟΣ. In Mαριάννα Κατσογιάννου & Ελένη Ευθυμίου (editors), Ελληνική Ορολογία: Έρευνα και Εφαρμογές. Καστανιώτης. [...] 
  • Papageorgiou, H., Prokopidis, P., Demiros, I., Hatzigeorgiu, N. & Carayannis, G. (2004). CIMWOS: A Multimedia Retrieval System based on Combined Text, Speech and Image Processing. In RIAO 2004 Conference Proceedings: Coupling approaches, coupling media and coupling languages for information retrieval, pages 38-51. University of Avignon (Vaucluse), France. [...] 
  • Papageorgiou, H., Prokopidis, P., Giouli, V., Demiros, I., Konstantinidis, A. & Piperidis, S. (2003). Η χρήση της γλωσσικής τεχνολογίας στην επεξεργασία της Ελληνικής. In Πρακτικά του 6ου Διεθνούς Συνεδρίου Ελληνικής Γλωσσολογίας. Ρέθυμνο. [...] 
  • Papageorgiou, H., Prokopidis, P., Demiros, I., Giouli, V., Konstantinidis, A. & Piperidis, S. (2002). Multi-level XML-based Corpus Annotation. In Proceedings of the 3nd Language Resources and Evaluation Conference. Las Palmas. [...] 
  • Papageorgiou, H., Prokopidis, P., Giagkou, M. & Παπαθεοδώρου, Α. (2002). Recognition of Nominal and Verbal Groups Using Memory Based Techniques [in Greek]. In Proceedings of the 22nd Annual Meeting of the Department of Linguistics, pages 113-123. Θεσσαλονίκη : Aristotle University of Thessaloniki. [...] 
  • Giouli, V., Demiros, I., Antonopoulos, V., Papageorgiou, H., Piperidis, S., Αρβανίτης, Π. et al. (2001). οικΟΝΟΜίΑ: Ενα σώμα σχολιασμένων οικονομικών κειμένων. In Μελέτες για την Ελληνική Γλώσσα: Πρακτικά της 21ης Ετήσιας Συνάντησης του Τομέα Γλωσσολογίας της Φιλοσοφικής Σχολής του Αριστοτέλειου Πανεπιστήμιου. Θεσσαλονίκη. [...] 
  • Papageorgiou, H., Prokopidis, P., Malavazos, C., Triantafyllou, Y., Wagner, K., Piperidis, S. et al. (2001). Automatic Generation of Weather Forecasts: KAIROS project [in Greek]. In Proceedings of the 21st Meeting of the Department of Linguistics, pages 562-573. University of Thessaloniki. [...] 
  • Yaseen, M., Haddad, B., Papageorgiou, H., Piperidis, S., Hattab, N., Theophilopoulos, N. et al. (2001). A Term Base Translator Over The Web. In ACL/EACL 2001 Workshop - ARABIC Language Processing: Status and Prospects, pages 58-65. Toulouse, France. [...] 
  • Demiros, I., Papageorgiou, H., Georgantopoulos, B. & Piperidis, S. (2001). Machine Learning Methods for Text Summarization. In Proceedings of Recent Advances in NLP (RANLP2001), pages 85-89. Tzigov Chark, Bulgaria. [...] 
  • Giouli, V., Μπούτσης, Σ., Demiros, I., Piperidis, S., Papageorgiou, H., Antonopoulos, V. et al. (2000). Αυτόματη Αναγνώριση Ονοματικών Οντοτήτων για Εξαγωγή και Ανάκτηση Πληροφοριών. In Μελέτες για την Ελληνική Γλώσσα: Πρακτικά της 21ης Ετήσιας Συνάντησης του Τομέα Γλωσσολογίας της Φιλοσοφικής Σχολής του Αριστοτέλειου Πανεπιστήμιου, pages 133-143. Θεσσαλονίκη. [...] 
  • Papageorgiou, H., Ρετάλης, Δ., Μακρογιάννης, Τ., Λουράντος, Ν., Ρετάλης, Σ. & Piperidis, S. (2000). Παρουσίαση και Πρώτα Αποτελέσματα του Έργου ΚΑΙΡΟΣ. Αυτόματη Παραγωγή Δελτίων Καιρού σε Δύο Γλώσσες: Αγγλική και Ελληνική.. In Πρακτικά του 5ου Πανελλήνιου Επιστημονικού Συνεδρίου Μετεωρολογίας - Κλιματολογίας Φυσικής της Ατμόσφαιρας. Θεσσαλονίκη. [...] 
  • Papageorgiou, H., Desipri, E. & Σπυροπούλου, Ε. (2000). Coreference Annotation Scheme for the Greek Language. In 22ο Συνέδριο Γλωσσολογίας. Θεσσαλονίκη : Φιλοσοφική Σχολή Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης, Τ. [...] 
  • Papageorgiou, H., Prokopidis, P., Giouli, V. & Piperidis, S. (2000). A Unified POS Tagging Architecture and its Application to Greek. In Proceedings of the 2nd Language Resources and Evaluation Conference, pages 1455-1462. Athens. [...] 
  • Hatzigeorgiu, N., Gavrilidou, M., Piperidis, S., Carayannis, G., Papakostopoulou, A., Spiliotopoulou, A. et al. (2000). Design and implementation of the online ILSP Greek Corpus. In Language Resources and Evaluation Conference (LREC-2000). Athens, Greece. [...] 
  • Labropoulou, P., Mantzari, E., Papageorgiou, H. & Gavrilidou, M. (2000). Automatic Generation of Dictionary Definitions from a Computational Lexicon. In Language Resources and Evaluation Conference (LREC-2000). Athens, Greece. [...] 
  • Demiros, I., Boutsis, S., Giouli, V., Liakata, M., Papageorgiou, H. & Piperidis, S. (2000). Named Entity Recognition in Greek Texts. In Proceedings of Second International Conference on Language Resources and Evaluation (LREC2000), pages 1223-1228. Athens, Greece. [...] 
  • Boutsis, S., Demiros, I., Giouli, V., Liakata, M., Papageorgiou, H. & Piperidis, S. (2000). A System For Recognition of Named Entities in Greek. In Proceedings of the 2nd International Conference on Natural Language Processing (NLP2000), pages 424-435. Patras, Greece. [...] 
  • Piperidis, S., Papageorgiou, H. & Boutsis, S (2000). From sentences to words and clauses. In J. Veronis (editor), Parallel Text Processing, Alignment and use of translation corpora. Kluwer Academic Publishers. [...] 
  • Piperidis, S., Papageorgiou, H., Demiros, I., Malavazos, C. & Triantafyllou, I. (1998). A Framework for Example-based Translation-Aid Tools. In Proceedings of the Panhellenic Conference on New Information Technology (NIT'98), pages 269-278. Athens, Greece. [...] 
  • Cranias, L., Papageorgiou, H. & Piperidis, S. (1997). Example Retrieval from a Translation Memory. Journal of Natural Language Engineering, 3(4), 255-277. [...] 
  • Papageorgiou, H (1997). Clause recognition in the framework of alignment. In R. Mitkov & M. Nicolov (editors), Current Issues in Linguistic Theory. John Benjamins B.V.. [...] 
  • Papageorgiou, H. (1996). Hybrid Techniques in NLP exploiting parallel multilingual corpora. Phd Thesis, Division of Computer Science, Department of Electrical Engineering, National Technical University of Athens. [...] 
  • Stainhaouer, G., Papageorgiou, H. & Piperidis, S. (1995). Intelligent Device for Retrieving Multilingual Texts. [...] 
  • Papageorgiou, H. & Piperidis, S. (1995). Στατιστική, κανόνες ή στατιστικοί κανόνες για μορφολογικό σχολιασμό. In Μελέτες για την Ελληνική Γλώσσα: Πρακτικά της 16ης Ετήσιας Συνάντησης του Τομέα Γλωσσολογίας της Φιλοσοφικής Σχολής του Αριστοτέλειου Πανεπιστήμιου, pages 669-680. Θεσσαλονίκη. [...] 
  • Piperidis, S. & Papageorgiou, H. (1994). Υπολογιστική επεξεργασία Σωμάτων Κειμένων. In Μελέτες για την Ελληνική Γλώσσα: Πρακτικά της 15ης Ετήσιας Συνάντησης του Τομέα Γλωσσολογίας της Φιλοσοφικής Σχολής του Αριστοτέλειου Πανεπιστήμιου, pages 775-786. Θεσσαλονίκη. [...] 
  • Papageorgiou, H., Cranias, L. & Piperidis, S. (1994). Automatic alignment in parallel corpora. In 32nd Annual Meeting of the Association for Computational Linguistics (ACL94), pages 334-336. Las Cruces, New Mexico. [...] 
  • Papageorgiou, H. & Cranias, L. (1994). A matching technique in Example-based Machine Translation. In 15th International Conference on Computational Linguistics (COLING94), pages 100-105. Kyoto, Japan. [...] 
  • Cranias, L., Papageorgiou, H. & Piperidis, S. (1994). Clustering: A Technique for Search Space Reduction in Example-Based Machine Translation. In IEEE International Conference on Systems, Man & Cybernetics, pages 1-6. San Antonio, Texas. [...]