Areas of interest

• Databases
• Web Applications
• Multimedia Software
• Computers in Education
• Corpus Development
• Android Applications

CV data

Nick completed his B.Sc. degree in Physics at the Aristotle University of Thessaloniki and his Ph.D. degree at UCLA.

At ILSP / R.C. "Athena", he holds the position of "Researcher B" in "Network Applications of Databases and Multimedia". His interests include the design and development of Web and database-based applications, multimedia applications, and applications for developing and studying Modern Greek language corpora, Android applications.

He is currently the Head of the Thrace (Xanthi) Branch of ILSP / R.C. "Athena" and has taken part in the design and development of all the projects of the Thrace Branch.

• Hatzigeorgiu, N. & Sidiropoulos, N. (2011). Digitization of the Greek National Theatre Archive. In Proceedings of the IADIS International Conference Internet Applications and Research 2011, pages 253-256. Rome, Italy : IADIS. [...] 
• Hatzigeorgiu, N. & Sidiropoulos, N. (2011). Construction of a web based corpus for educational uses. In Proceedings of the 14th IASTED International Conference on Computers and Advanced Technology in Education, pages 58-64. Cambridge, UK. [...] 
• Tsoulouhas, G. & Hatzigeorgiu, N. (2010). Software Platform for developing web applications for Culture and Tourism. In Proceedings of the 3th Conference FOSSCOMM 2010. Thessaloniki, Greece. [...] 
• Hatzigeorgiu, N. & Chatzisavva, S. (2010). Integration of e-book creation into an e-learning environment. In Proceedings of 6th International Conference on Education, pages 302-308. Samos. [...] 
• Mikros, G., Hatzigeorgiu, N. & Carayannis, G. (2005). Basic quantitative characteristics of the Modern Greek Language using the Hellenic National Corpus. Journal of Quantitative Linguistics, 12(2-3), 167-184. [...] 
• Hatzigeorgiu, N., Sidiropoulos, N. & Charalabopoulou, F. (2005). Learning Modern Greek on the Web: The ‘Filoglossia’ Software. In IASTED International Conference on Web-Based Education, pages 690-695. Grindelwald Switzerland. [...] 
• Charalabopoulou, F., Carayannis, G., Hatzigeorgiu, N. & Stainhaouer, G. (2004). Web-based second language learning: the case of Greek [in Greek]. In Proceedings of the 3rd International Conference on Teaching Modern Greek as L2. Athens. [...] 
• Stergatou, E. & Hatzigeorgiu, N. (2004). “Advanced Presentations”, European Computer Driving Licence (ECDL) Series. LibrisTech Publications. [...] 
• Stergatou, E. & Hatzigeorgiu, N. (2004). “Advanced Word Processing”, European Computer Driving Licence (ECDL) Series. LibrisTech Publications. [...] 
• Hatzigeorgiu, N., Sidiropoulos, N. & Papageorgiou, H. (2004). CIMWOS: A Multimedia Archiving and Indexing System. In IASTED International Conference on Databases and Applications. Innsbruck Austria. [...] 
• Sidiropoulos, N. & Hatzigeorgiu, N. (2004). "Advanced Databases", European Computer Driving Licence (ECDL) Series. LibrisTech ΑΕ. [...] 
• Sidiropoulos, N. & Hatzigeorgiu, N. (2004). "Advanced Spreadsheets", European Computer Driving Licence (ECDL) Series. LibrisTech ΑΕ. [...] 
• 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. [...] 
• Hatzigeorgiu, N. & Stergatou, E. (2003). “Information and Communication”, European Computer Driving Licence (ECDL) Series. LibrisTech Publications. [...] 
• Mikros, G., Hatzigeorgiu, N. & Carayannis, G. (2003). Fundamental quantitative values of the written Modern Greek language from HNC. In 6th International Conference on Greek Linguistics, pages 146-154. Rethymno, Greece. [...] 
• Sidiropoulos, N. & Hatzigeorgiu, N. (2003). "Presentations", European Computer Driving Licence (ECDL) Series. LibrisTech ΑΕ. [...] 
• Hatzigeorgiu, N., Mikros, G. & Carayannis, G. (2001). Word length, Word Frequencies and Zipf’s Law in the Greek Language., 8(3), 175-185. [...] 
• Hatzigeorgiu, N., Carayannis, G. & Antoniou-Kritikou, I. (2001). Design and implementation of mini-Webs for educational uses. In Young D. (editor), Applications and the Internet Workshops, 2001. Proceedings. 2001 Symposium on, pages 33-38. San Diego, CA , USA. [...] 
• Fotinea, S., Dologlou, I., Hatzigeorgiu, N. & Carayannis, G. (2000). Spectral Estimation Based on the eigenanalysis of companion-like matrices. In ICASSP 2000 proceedings, pages 257-260. Istanbul, Turkey. [...] 
• Hatzigeorgiu, N. & Carayannis, G. (2000). Educational Knowledge Network: A Framework for Educational Web Database Applications. In Proceedings of the IASTED International Conference on Software Engineering and Applications (SEA 2000), pages 173-178. Las Vegas, Nevada. [...] 
• Hatzigeorgiu, N. (2000). Hellenic National Corpus: a Greek corpus in the Web. In Proceedings of the 21st Annual Meeting of the Linguistics Department, pages 167-174. [...] 
• Hatzigeorgiu, N., Σπηλιωτοπούλου, Α., Vacalopoulou, A., Παπακωστοπούλου, Α., Piperidis, S., Gavrilidou, M. et al. (2000). Εθνικός Θησαυρός Ελληνικών κειμένων: Σώμα Κειμένων της Νέας Ελληνικής στο Διαδίκτυο. In Μελέτες για την Ελληνική Γλώσσα: Πρακτικά της 21ης Ετήσιας Συνάντησης του Τομέα Γλωσσολογίας της Φιλοσοφικής Σχολής του Αριστοτέλειου Πανεπιστήμιου, pages 812-821. Θεσσαλονίκη. [...] 
• 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. [...] 
• Antoniou-Kritikou, I., Carayannis, G. & Hatzigeorgiu, N. (2000). Communication and Learning: From the beacon system to school networks. Journal on Education and Science, Pedagogical Institute(3), 81-91. [...] 
• Hatzigeorgiu, N. & Syropoulos, A. (1999). New Technologies for Rapid Development of Web Orientated Database Applications. ACM SIGCUE Outlook, 27, 25-31. [...] 
• Pavlos, G., Athanasiou, M., Kugiumtzis, D., Hatzigeorgiu, N., Diamantidis, D. & Sarris, E. (1999). Nonlinear analysis of Magnetospheric data. Part II: Dynamical characteristics of the AE index time series and comparison with nonlinear surrogate data. Nonlinear Processes in Geophysics, 79-98. [...] 
• Pavlos, G., Athanasiou, M., Kugiumtzis, D., Hatzigeorgiu, N., Rigas, A. & Sarris, E. (1999). Nonlinear analysis of Magnetospheric data. Part I: Geometric characteristics of the AE index time series and comparison with nonlinear surrogate data. Nonlinear Processes in Geophysics, 51-65. [...] 
• Carayannis, G. & Hatzigeorgiu, N. (1998). Teaching Greek as a second language. In EKT Conference Proceedings NIT 1998, pages 62-71. Athens, Greece. [...] 
• Hatzigeorgiu, N. & Syropoulos, Α. (1998). Literate Programming and the 'Spaniel' Method. ACM SIGPLAN Notices, 33(12), 52-56. [...] 
• Carayannis, G., Antoniou-Kritikou, I., Charalabopoulou, F., Simistira, F., Αντωνάτος, Ν., Hatzigeorgiu, N. et al. (1998). Teaching Greek as a foreign or second language using educational software: Comparative approach [in Greek]. In Σελλής Τ. & Θεοδωρίδης Ι. (editors), Proceedings of the Panhellenic Conference of the National Documentation Center "New Information Technologies", pages 247-256. Athens. [...] 
• Hatzigeorgiu, N. (1995). Unitarization of Instanton Amplitudes. Phys. Rev. D51, 3090-3095. [...] 
• Hatzigeorgiu, N. & J.M. Cornwall. (1994). S-Wave Unitarization of High Energy Multileg Tree Graphs. Phys. Lett. B327, 313-318. [...] 
• Hatzigeorgiu, N. (1994). Semiclassical Calculations: Backreaction, Instantons, Multiparticle Amplitudes and Unitarization. Phd Thesis, U.C.L.A. [...] 
• Hatzigeorgiu, N. (1992). Width of Resonances in Pair Production by Strong Electric Fields. Phys. Lett. B280, 113-116. [...]