Overview

Research Topics

Research Projects

Organised Events

RIE Activities

Infrastructure

Scientific Contributions

Research Prototypes

Research In Innovation and Entrepreneurship (RIE)

Scientific Contributions

Research Papers

• S.T. Ponis, I.P. Tatsiopoulos, K.C. Tsitsiriggos, and Ioannis T. Christou, “Integrating Enterprise Resource Planning vendor evaluation into a proposed ERP selection methodology”, Int’l. J. of Integrated Supply Management, 3(4), 2007.
•  Ioannis T. Christou, Athanasios G. Lagodimos, and Dimitra Lycopoulou, “Hierarchical Production Planning for Multi-product Lines in the Beverage Industry”, Journal of Production Planning and Control, 18(5), Jul. 2007.
• Gregory S. Yovanof, George N. Hazapis, “Disruptive Technologies, Services, or Business Models?” Wireless Personal Communications: An International Journal,   Volume 45 Issue 4, pp. 569-583, June 2008.
•  Gregory S. Yovanof, George N. Hazapis, On Biotechnology Clusters: Introduction - Industry Clusters & Their Role to Regional Development, BIONOVA , Issue 24, Jan-Feb. 2008.
• Siamak Azodolmolky and Ioannis Tomkos, “A Techno-Economic Model for FTTH Deployments”, Journal of Telecommunications Management, 2008
•  C. Kolias, A. Makris, N. Nikopoulos, P. Panagiotopoulos, I. Zacharopoulos, G. Yovanof and I. Tomkos, “Comparative Study and Techno-Economic Analysis of Residential Broadband Access Technologies: GPON and FWA”, Journal of Communication Networks, 4: 211-217 Part 3 JUL-SEP 2005
• I. Tomkos, “Technology, policy/regulation, and business aspects of the ICT industry”, Technology Column, Business Partners Magazine, 2006.
• C. Kolias and I. Tomkos, “Techno-Economic Analysis of Residential Broadband Access”, Total Telecom magazine, 2005
•  I. Tomkos, “Public Private Partnerships in the ICT sector”, Technology Column, Business Partners Magazine, 2007.
•  Siamak Azodolmolky and Ioannis Tomkos, “A Techno-Economic evaluation for FTTB Deployments”, CSNDSP’08, Austria, 2008
• I. Tsirilakis, G. Papanastasiou, I. Tomkos, “Comparative Study and Techno-Economic Analysis of Broadband Access Technologies: GEPON and GESON”, 45th FITCE Congress, Athens, Greece, 2006
• C. Kolias, A. Makris, N. Nikopoulos, P. Panagiotopoulos, I. Zacharopoulos, G. Yovanof and I. Tomkos, “Comparative Study and Techno-Economic Analysis of Residential Broadband Access Technologies: GPON and FWA”, 44th FITCE Congress 2005, Vienna, Austria, Sep 2005
• Ioannis Tomkos, "Optimizing the investments in optical access networks deployments”, Digital Cities Event, 2008, Athens, Greece
• I. Tsirilakis, C. Mas and I. Tomkos, “Cost comparison of IP/WDM vs. IP/OTN for European Backbone networks, ICTON 2005
• I. Tomkos, “Methodology for techno-economic evaluation of business plans for broadband access networks”, 3rd Telecommunications Forum, Athens, Dec 2005
• I. Tomkos, “Value analysis methodology in the framework of the BReATH project”, Broadband for All sponsored workshop on “Techno-economics for Broadband networks”, Brusells, September 23rd, 2005.
• C. Kolias, A. Makris, N. Nikopoulos, P. Panagiotopoulos, I Zacharopoulos, G. Yovanof, I. Tomkos, /“Comparative Study and Techno-Economic Analysis of Residential Broadband Access Technologies: GPON and FWA”,/ Int’l J. of Communication networks, 4:211-217, Part 3, Jul-Sep, 2005
• D. Vogiatzis, N. Pronios, S. Vassilaras and G. S. Yovanof*,* /“//Metropolitan Wireless Access Networks: A Techno-economic Analysis Framework//”,/ invited paper, 45th FITCE Congress, August/September 2006, Athens, Greece
• A. Chandershekarapuram, D. Vogiatzis, S. Vassilaras and G. S. Yovanof /“Architecture Framework for Device Single Sign On in Personal Area Networks”/ in Volume 4278/2006 of Lecture Notes in Computer Science, Springer Berlin / Heidelberg, pp.1367-1379, 2006
•  S. Vassilaras, D. Vogiatzis and G.S. Yovanof, “Design and Optimization of Reputation Mechanisms for Centralized Clustered Ad-hoc Networks”, /In /“Challenges in Ad Hoc Networks”, /K. Al Agha, G. Lassous & G. Pujolle, Eds., Proceedings, 4^th Annual Mediterranean Workshop on Ad Hoc Networks, Springer-Verlag, pp. 347-356, ISBN: 1571-5736, 2006.

Journal Publications pending review

• Christos Manolarakis, George N. Hazapis, and Gregory S. Yovanof.. The Need for a Maritime Cluster Development Initiative in Greece” J. of Maritime Economics and Logistics (MEL)
• Refereed Conference Publications
• C. Manolarakis, Ioannis T. Christou, G. Yovanof, “Mapping Consumer Perception and Market Distribution of Consumer Products Using Agent-based Modeling”, Intl. Congress on Pervasive Computing & Management, New Delhi, India, Dec. 2008
• Dimitris Liapis, Spyridon Vassilaras and Gregory S. Yovanof, “Implementing a Low-Cost, Personalized and Location Based Service for Delivering Advertisements to Mobile Users”, Int’l Symposium on Wireless Pervasive Computing (ISWPC) 2008, Santorini, Greece, 7-9 May 2008.
• S. Tsekeridou, T. Tiropanis, Ioannis T. Christou, and H. Vakilzadeh, “Toward Virtual Campuses: Collaborative Virtual Labs & Personalized Learning Services in a Real-life Context”, IASTED Web-based Education Conference, Innsbruck, Austria, Mar. 2008.
• Ghassan Karame, Ioannis T. Christou and Tassos Dimitriou, “A Secure Hybrid Reputation Management System for Super-Peer Networks”, 5th IEEE Consumer Communications and Networking Conference (IEEE-CCNC), Las Vegas, NV, USA, Jan. 2008.
• Ioannis T. Christou, and Spyridon Potamianos, “A Distributed Planning & Control Management Information System for Multi-site Organizations”, Intl. Conf. on Computing Sciences and Software Engineering CISSE 06, Univ. of Bridgeport, Dec. 2006.
• Stefanos Koutsoutos, Ioannis T. Christou, and Sofoklis Efremidis, “An Intrusion-Detection System for Network-Initiated Attacks Using a Hybrid Neural Network”. 3rd IFIP Intl. Conference on Artificial Intelligence Applications and Innovations, Athens Greece, May 2006.

Technical Reports

•  Ioannis T. Christou, “Available-To-Promise Business Scenario: Problem Formulation, Algorithmic Expression and Integration with Open Source ERP Systems”, MBA Thesis Athens-MBA Program, National Technical University of Athens and Athens University of Economics and Business, 2006.

Book chapters

• Georgousopoulos C., Ziouvelou X., Ramfos A., Yovanof G. (2010), “An Open Source e-Procurement Application Framework for B2B and G2B” in E-Business Issues, Challenges and Opportunities for SMEs. Edited by M. M. Cruz-Cunha and J.E. Varajao.