Georgios I. Papadimitriou


Title Professor
IÅEE Grade IEEE Senior Member
Phone +30-2310998221
Email gp(at)csd.auth.gr
 

Studies

1994: Ph.D. in Computer Engineering and Informatics from the University of Patras, Greece.

1989: 5-year Diploma in Computer Engineering and Informatics from the University of Patras, Greece.

1984: Graduation from the American College "ANATOLIA".

 

Professional Activities

2020-today: Deputy Head, School of Informatics, Aristotle University of Thessaloniki.

2013-today: Director of the Network and Communication Systems Lab.

2013-today: Professor in the School of Informatics, Aristotle University of Thessaloniki.

2007-2013: Associate Professor in the School of Informatics, Aristotle University of Thessaloniki.

2001-2007: Assistant Professor in the School of Informatics, Aristotle University of Thessaloniki.

1997-2001: Lecturer in the School of Informatics, Aristotle University of Thessaloniki.

1994-1996: Postdoctoral Research Associate in the Computer Technology Institute, Patras, Greece

1991-1994: Teaching Assistant in the Department of Computer Engineering and Informatics, University of Patras, Patras, Greece and Postgraduate Research Associate in the Computer Technology Institute, Patras, Greece.

 

Ph.D. Students supervised







 

Courses

   Undergraduate

   Postgraduate

Research Interests

He has published 147 papers in refereed journals:

 

He has published 165 papers in international conferences.

He has over 4000 citations.

He has participated in 22 research projects, some of which as coordinator or team leader.

He has served or he is curently serving as Associate Editor for the journals:

He serves as a reviewer for 36 journals.

He is a Program Commitee Member of over 70 International Conferences.

Books

G.I.Papadimitriou, C. Papazoglou and A.S. Pomportsis, "Optical Switching",  Wiley Series in Microwave and Optical Engineering, Wiley, 2007.

G.I.Papadimitriou, P.Tsimoulas, M.S.Obaidat, A.S.Pomportsis, "Multiwavelength Optical LANs", Wiley, 2003.

P.Nicopolitidis, M.S.Obaidat, G.I.Papadimitriou, A.S.Pomportsis, "Wireless Networks", Wiley, 2003.

M.S. Obaidat, G.I.Papadimitriou (Eds.), "Applied Systems Simulation: Methodologies and Applications", Kluwer, 2003.

A.S.Pomportsis and G.I.Papadimitriou,«Network Security» (in Greek).

 
Selected Publications

G.Mavros, V.Asteriou, K.F.Kantelis, P.Nicopolitidis, G.I.Papadimitriou, "Node Classification-Based Bandwidth Allocation: A New Scheduling Algorithm for TDMA-Based LANs",
IEEE Access, vol.10, 2022.

G.Beletsioti, K.Kantelis, A.Valkanis, P.Nicopolitidis and G.Papadimitriou, "Multilevel TDMA approach for IoT applications with WuR support",

IEEE Internet of Things Journal, 2022.


G.Beletsioti, G.Papadimitriou, P.Nicopolitidis, E.Varvarigos and S.Mavridopoulos, "A Learning-Automata- based Congestion-aware scheme for Energy-Efficient Elastic Optical Networks", 
IEEE Access, 2020.

A.Valkanis, P.Nicopolitidis, G.Papadimitriou, D.Kallergis, C.Douligeris and P.Bamidis, “Efficient Resource Allocation in Tactile-Capable Ethernet Passive Optical Healthcare LANs”, 
IEEE Access, 2020.

C.Kyriakopoulos, P.Nicopolitidis, G.Papadimitriou and E.Varvarigos, “Fast Energy-Efficient Design in Elastic Optical Networks Based on Signal Overlap”, 
IEEE Access 2019.

G.Beletsioti, G.Papadimitriou, P,Nicopolitidis and A.Miliou, "Earthquake Tolerant Energy Aware Algorithms: A new approach to the design of WDM Backbone Networks",
IEEE Transactions on Green Communications and Networking, 2018.

K.Kantelis, G.Papadimitriou, P.Nicopolitidis, I.Kavakiotis, O.Tsave and A.Salifoglou, "Fick’s Law Model Revisited: A New Approach to Modeling Multiple Sources Message Dissemination in Bacterial Communication Nanosystems", 
IEEE Transactions on Molecular, Biological and Multi-Scale Communications, accepted, 2017.

P.Melidis, P.Nicopolitidis and G.Papadimitriou, “Dynamic Threshold Reconfiguration Mechanisms for Green IP-over-WDM Networks”,
IEEE Journal of Lightwave Technology, vol.34, no.18, September 2016, pp.4354-4363.

C.Kyriakopoulos, G.Papadimitriou, P.Nicopolitidis and E.Varvarigos, “Energy-efficient Lightpath Establishment in Backbone Optical Networks Based on Ant Colony Optimization”,  
IEEE Journal of Lightwave Technology, vol.34, no.23, December 2016, pp.5534-5541.

G.Beletsioti, G.I.Papadimitriou and P.Nicopolitidis, “Energy-aware algorithms for IP Over WDM Optical Networks”, 
IEEE/OSA Journal of Lightwave Technology, accepted, 2016.

A.Panagiotakis, P.Nicopolitidis, G.I.Papadimitriou and P.Sarigiannidis, “Performance Increase for Highly-Loaded RoF Access Networks”, 
IEEE Communications Letters, vol.19, no.9, September 2015, pp.1628-1631.

E.Mavridopoulos, P.Nicopolitidis, G.Papadimitriou and P.Sarigiannidis, “Broadcast Levels: Efficient and Lightweight Schedule Construction for Push-based Data Broadcasting Systems”, 
IEEE Transactions on Broadcasting, vol.61, no.3, Sptember 2015, pp.470-481.

P.Papanikolaou, , P.Soumplis, K.Manousakis, G.I.Papadimitriou, G.Ellinas, K.Christodoulopoulos, E.Varvarigos, "Minimizing energy and cost in fixed-grid and flex-grid networks",  
IEEE/OSA Journal of Optical Communications and Networking, Volume 7, Issue 4, 1 April 2015, Pages 337-351.

K. Kantelis, S.A.Amanatiadis, C.K.Liaskos, N.V. Kantartzis, N.Konofaos, P.Nicopolitidis and G.I.Papadimitriou, “On the Use of FDTD and Ray-Tracing Schemes in the Nanonetwork Environment”, 
IEEE Communications Letters, vo.18, no.10, October 2014, pp.1823-1826.

A.Sarigiannidis, M.Ilioridou, P.Nicopolitidis, G.I.Papadimitriou, F-N.Pavlidou, P.Sarigiannidis, M.Louta and V.Vitsas, “Architectures and Bandwidth Allocation Schemes for Hybrid Wireless-Optical Networks”, 
IEEE Communications Surveys and Tutorials, vo.17, no1, First Quarter 2015, pp.427-468.

C.Liaskos, A.Tsioliaridou, G.Papadimitriou, P.Nicopolitidis, “Minimal Wireless Broadcast Schedules for Multi-objective Pursuits”, 
IEEE Transactions on Vehicular Technology, vo.64, no.7, July 2015, pp.3098-3107.

A.Sarigiannidis, P.Nicopolitidis, G.Papadimitriou, M.Louta, A.S.Pomportsis, “On the Use of Learning Automata in Tuning the Channel Split Ratio of WiMax Networks”, 
IEEE Systems Journal, vol.9, no.3,  September 2015, pp.651-663.

C.Liaskos, A.Tsioliaridou, G.Papadimitriou, P.Nicopolitidis and A.S.Pomportsis, "On Data Compatibility and Broadcast Stream Formation", 
IEEE Transactions on Computers, vol.63, no.9, September 2014, pp.2369-2375.

C.K.Liaskos, G.I.Papadimitriou, "Generalizing the square root rule for optimal periodic scheduling in push-based wireless environments",  
IEEE Transactions on Computers, vol.62, no.5, May 2013, pp.1044-1050.

C.Liaskos, G.Papadimitriou, P.Nicopolitidis and A.S.Pomportsis, "Parallel Data Broadcasting for Optimal Client Service Ratio", 
IEEE Communications Letters, vol.16, no.11, November 2012, pp.1741-1743 .

P.Nicopolitidis, V.Kakali, G.I.Papadimitiou and A.S.Pomportsis, "On Performance Improvement of Wireless Push Systems via Smart Antennas", 
IEEE Transactions on Communications, vol.60, no.2, February 2012, pp.312-316.

P.Nicopolitidis, G.I.Papadimitiou, P.G.Sarigiannidis, M.S.Obaidat and A.S.Pomportsis, "Adaptive Wireless Networks Using Learning Automata", 
IEEE Wireless Communications Magazine, vol.18, no.2, April 2011, pp.75-81.

C. Liaskos, A. Xeros, G. Papadimitriou, M.Lestas, A.Pitsillides, "Balancing Wireless Data Broadcasting and Information Hovering for Efficient Information Dissemination", 
IEEE Transactions on Broadcasting, tcol.58, no.1, February 2012, pp.66-68.

P.Nicopolitidis, V.Kakali, G.I.Papadimitriou, A.S.Pomportsis, “On Performance Improvement of Wireless Push Systems via Smart Antennas”, 
IEEE Transactions on Communications, vol.60, no.2, February 2012, pp.312-316.

C.K.Liaskos, S.G.Petridou, G.I.Papadimitriou, "Towards Realizable, Low-Cost Broadcast Systems for Dynamic Environments", 
IEEE/ACM Transactions on Networking,  vol.19, no.2, April 2011.
P.Nicopolitidis, G.I.Papadimitriou, P.Sarigiannidis, M.S.Obaidat, A.S. Pomportsis, "Adaptive Wireless Networks Using Learning Automata", 
IEEE Wireless Communications,  vol.18, no.2, April 2011.
P.Nicopolitidis, G.I.Papadimitriou, A.S.Pomportsis, "Adaptive Data Broadcasting in Underwater Wireless Networks", 
IEEE Journal of Oceanic Engineering, vol.35, no.3, July 2010, pp.623-634.
C.K.Liaskos, S.G.Petridou, G.I.Papadimitriou, ”Cost-Aware Wireless Data Broadcasting”, 
IEEE Transactions on Broadcasting, vol.56, no.1, March 2010, pp.66-76.
C.Liaskos, S.G.Petridou, G.I.Papadimitriou, P.Nicopolitidis, A.S.Pomportsis, “On the Analytical Performance Optimization of Wireless Data Broadcasting”, 
IEEE Transactions on Vehicular Technology, vol.59, no.2, pp.884-895, February 2010.
P.G.Sarigiannidis, S.G.Petridou, G.I.Papadimitriou, M.S.Obaidat, “IGFS: A New MAC Protocol Exploiting Heterogeneous Propagation Delays in the Dynamic Bandwidth Allocation on WDM-EPON”, 
IEEE Systems Journal, vol.4, no.1, March 2010.

C. Liaskos, S. Petridou, G. Papadimitriou, P. Nicopolitidis, A.S.Pomportsis, M. Obaidat, “Clustering-driven Wireless Data Broadcasting”, 
IEEE Wireless Communications Magazine, vol.16, no.6, pp.80-87, December 2009.
P.Nicopolitidis, G.I.Papadimitriou, A.S.Pomportsis, “Continuous Flow Wireless Data Broadcasting for High-Speed Environments”, 
IEEE Transactions on Broadcasting, vol.55, no.2, pp.260-269, June 2009.
V.Kakali, G.I.Papadimitriou, P.Nicopolitidis, A.Pomportsis, “A New Class of Wireless Push Systems”, 
IEEE Transactions on Vehicular Technology, vol58, no.8, pp.4529-4539, October 2009.
P.Sarigiannidis, S.G.Petridou, G.I.Papadimitriou, M.S.Obaidat, A.S.Pomportsis, "Supporting Quality-of-Service Scheduling in a TT-FR WDM System", 
IEEE Systems Journal, vol.2,  no.4, pp.525-535, December 2008.  
P.Nicopolitidis, G.I.Papadimitriou, A.S.Pomportsis, “Multiple Antenna Data Broadcasting for Environments with Locality of Demand”, 
IEEE Transactions on Vehicular Technology, vol. 56, no.5, pp. 2807-2816, September 2007.
P.Nicopolitidis, G.I.Papadimitriou, T.D.Lagkas, A.S.Pomportsis, “A Power-Efficient Approach to Adaptive Polling Protocols for Wireless LANs”, 
IEEE Communication Letters, vol.11, no.6, pp.483-485, June 2007.

S. Petridou, P. Sarigiannidis, G. Papadimitriou and A. Pomportsis, "On the use of Clustering Algorithms for Message Scheduling in WDM Star Networks", 
IEEE Journal of Lightwave Technology, Vol. 26, No. 17, pp. 2999-3010, Sep. 2008.

S. Petridou, V. Koutsonikola, A. Vakali and G. Papadimitriou, "Time Aware Web Users Clustering", 
IEEE Transactions on Knowledge and Data Engineering, Vol. 20, No. 5, pp. 653-667, May 2008.

M.Spyropoulou, N.Pleros, G.I.Papadimitriou, I.Tomkos, “A High-Speed Multi-Wavelength Clock Recovery Scheme for Optical Packets”, 
IEEE Photonics Technology Letters, vol.20, no.24, pp.2147-2149, December 2008.

T.D.Lagkas, G.I.Papadimitriou, P.Nicopolitidis, A.S.Pomportsis, "Priority Oriented Adaptive Control with QoS Guarantee for wireless LANs", 
IEEE Transactions on Vehicular Technology, vol.56, no.4, July 2007.

P.Sarigiannidis, G.I.Papadimitriou and A.S.Pomportsis, "A High Throughput Scheduling Technique, with Idle Timeslot Elimination Mechanism", 
IEEE Journal of Lightwave Technology, vol.24, no.12, December 2006.

P.Sarigiannidis, G.I.Papadimitriou and A.S.Pomportsis, "A High Performance Scheduling Priority Scheme for WDM Star Networks", 
IEEE Communication Letters, vol.11, no.1, January 2007.

P.Nicopolitidis, G.I.Papadimitriou and A.S.Pomportsis, "Exploiting Locality of Demand to Improve the Performance of Wireless Data Broadcasting", 
IEEE Transactions on Vehicular Technology, vol.55, no.4, July 2006.

T.D.Lagkas, G.I.Papadimitriou, P.Nicopolitidis, A.S.Pomportsis, "A New Approach to the Design of MAC Protocols for Wireless LANs: Combining QoS Guarantee with Power Saving",
IEEE Communication Letters, Volume 10, Issue 7, July 2006.

G.I.Papadimitriou, G.Pallas and A.S.Pomportsis, "A Self-Adaptive Protocol for Broadcast LANs with Variable Packet Length”, 
IEEE Communications Letters, vol. 8, no.1, January 2004.

G.I.Papadimitriou, M.Sklira and A.S.Pomportsis, “A New Class of Epsilon-Optimal Learning Automata”, 
IEEE Transactions on Systems, Man and Cybernetics, Part B, vol.34, no.1, pp. 246-254, February 2004.

G.I.Papadimitriou and A.S.Pomportsis, "Adaptive MAC Protocols for Broadcast Networks with Bursty Traffic",
IEEE Transactions on Communications, vol.51, no.4, April 2003.

G.I.Papadimitriou, C.Papazoglou and A.S.Pomportsis, "Optical Switching: Switch Fabrics, Techniques and Architectures", 
IEEE Journal of Lightwave Technology, vol. 21, no.2, February 2003.

G.I.Papadimitriou, M.S.Obaidat and A.S.Pomportsis, "On the use of Learning Automata in the Control of Broadcast Networks: A Methodology",
IEEE Transactions on Systems, Man and Cybernetics, vol.32, no.6, December 2002.

P.Nicopolitidis, G.I.Papadimitriou and A.S.Pomportsis, "Using Learning Automata for Adaptive Push-Based Data Broadcasting in Asymmetric Wireless Environments",
IEEE Transactions on Vehicular Technology, November 2002.

H.S.Laskaridis, G.I.Papadimitriou and A.S.Pomportsis, "Reconfigurable ATM Switch Fabrics Using Traffic History", 
IEEE Communications Letters, vol.6, no.7, July 2002.

M.S.Obaidat, G.I.Papadimitriou, A.S.Pomportsis and H.S.Laskaridis, "Learning Automata-Based Bus Arbitration for Shared-Medium ATM Switches",
IEEE Transactions on Systems, Man and Cybernetics, Part B, vol.32, no.6, December 2002.

P.Nicopolitidis, G.I.Papadimitriou and A.S.Pomportsis, "Learning Automata-Based Polling Protocols for Wireless LANs", 
IEEE Transactions on Communications, vol.51, no.3, March 2003.  

G.I.Papadimitriou and A.S.Pomportsis, "Learning-Automata-Based TDMA Protocols for Broadcast Communication Systems with Bursty Traffic", 
IEEE Communications Letters, vol.4, no.3, March 2000.

G.I.Papadimitriou and A.S.Pomportsis, "Self-Adaptive TDMA Protocols for WDM Star Networks: A Learning-Automata-Based Approach",
IEEE Photonics Technology Letters, vol.11, no.10, October 1999.

G.I.Papadimitriou and D.G.Maritsas, "Learning Automata-Based Receiver Conflict Avoidance Algorithms for WDM Broadcast-and-Select Star Networks", 
IEEE/ACM Transactions on Networking, vol.4, no.3, June 1996.

G.I.Papadimitriou, "A new approach to the design of reinforcement schemes for learning automata: Stochastic Estimator Learning Algorithms", 
IEEE Transactions on Knowledge and Data Engineering, vol.6, no.4, August 1994.

G.I.Papadimitriou, "Hierarchical Discretized Pursuit Nonlinear Learning Automata with high accuracy and rapid convergence", 
IEEE Transactions on Knowledge and Data Engineering, vol.6, no.4, August 1994.

G.I.Papadimitriou and D.G.Maritsas, "Self-Adaptive Random Access Protocols for WDM Passive Star Networks",
IEE Proceedings - Computers and Digital Techniques, vol.142, no.4, July 1995.