Publications : 2014-2015
Journal Articles
- P. Sarigiannidis, P. Nicopolitidis, G. Papadimitriou, E. Varvarigos, Towards Power Consumption in Optical Networks: A Cognitive Prediction-Based Technique, to appear in the International Journal of Communication Systems, Wiley.
- I. Gravalos, K. Yiannopoulos, G. Papadimitriou and E. A. Varvarigos, The Max-Min Fair Approach on Dynamic Bandwidth Allocation for XG-PONs, to appear Transactions on Emerging Telecommunications Technologies, Wiley.
- P. Kokkinos, T.A. Varvarigou, A. Kretsis, P. Soumplis, E.A. Varvarigos, SuMo: Analysis and Optimization of Amazon EC2 instances, Journal of Grid Computing, pp. 1-20. Oct 2014
- P. Soumplis, K. Christodoulopoulos, E. Varvarigos, Dynamic Connection Establishment and Network Re-optimization in Flexible Optical Networks, to appear Photonic Network Communications (invited)
- P. Melidis, P. Nicopolitidis, G. Papadimitriou, E. Varvarigos, Green Optical Backbone Networks: Virtual Topology Adaptation using a Page Rank-based Rating System, accepted to International Journal of Communication Systems.
- P. Papanikolaou, P. Soumplis, K. Manousakis, G. Papadimitriou, G. Ellinas, K. Christodoulopoulos, E. Varvarigos, Minimizing Energy and Cost in fixed-grid and flex-grid networks, to appear in IEEE/OSA Journal of Optical Communications and Networking (JOCN).
- V. Gkamas, K. Christodoulopoulos, E. Varvarigos, A joint multi-layer planning algorithm for IP over flexible optical networks, accepted IEEE/OSA Journal of Lightwave Technology, pending minor revision.
- A. Kretsis, P. Kokkinos, K. Christodoulopoulos, T. Varvarigou, E. Varvarigos, "Mantis: Cloud-based optical network planning and operation tool", Computer Networks, Volume 77, 11 February 2015, Pages 153-168
- I. Mamounakis, K. Yiannopoulos, G. Papageorgiou, and E. Varvarigos, "Optical Network Unit Based Traffic Prediction for Ethernet Passive Optical Networks", to appear IET Circuits, Devices and Systems, Special Issue on Photonic and RF Communications Systems.
- E. Varvarigos, K. Christodoulopoulos, "Algorithmic Aspects in Planning Fixed and Flexible Optical Networks with Emphasis on Linear Optimization and Heuristic Techniques", Journal of Lightwave Technology, Volume: 32 , Issue: 4, pp. 681 - 693, 2014 (invited tutorial).
- A. Kretsis, K. Christodoulopoulos, P. Kokkinos, E. Varvarigos, "Planning and Operating Flexible Optical Networks: Algorithmic Issues and Tools", IEEE Communications Magazine, special issue on Advances in Network Planning, Vol. 52(1), pp. 61-69, 2014.
- Nikolaos D. Doulamis, Member, IEEE, Panagiotis Kokkinos, and Emmanouel (Manos) Varvarigos, Resource Selection for Tasks with Time Requirements Using Spectral Clustering, IEEE TRANSACTIONS ON COMPUTERS, vol. 63(2),2014
Conference Proceedings
- S. Marcou, A. Siokis, P. Maniotis, K. Christodoulopoulos, E. Varvarigos and N. Pleros, Performance Analysis and Layout Design of Optical Blades for HPCs using the OptoBoard-Sim simulator, to appear IEEE Optical Interconnects Conference (OIC 2015), San Diego, USA, April 2015.
- D. Kyriazis, V. Anagnostopoulos, A. Arcangeli, D. Gilbert, D. Kalogeras, R. Kat, C. Klein, P. Kokkinos, Y. Kuperman, J. Nider, P. Svärd, L. Tomas, E. Varvarigos, T. Varvarigou, High performance fault-tolerance for clouds, to appear MoCS 2015.
- V. Botsis, N. Doulamis, E. Varvarigos, 'Fair Pricing Mechanism for Coalitions in Rural Areas', to appear 20th IEEE Symposium on Computers and Communications (ISCC 2105).
- V. Botsis, N. Doulamis, A. Doulamis, and E. Varvarigos, 'Demand Allocation in Local RES Electricity Market Among Multiple Microgrids and Multiple Utilities Through Aggregators', to appear 20th IEEE Symposium on Computers and Communications (ISCC 2105).
- P. Papanikolaou, K. Christodoulopoulos, E. Varvarigos, Multilayer flexgrid network planning, to appear ONDM 2015.
- K. Christodoulopoulos, P. Kokkinos, A. Di Giglio, A. Pagano, N. Argyris, C. Spatharakis, S. Dris, H. Avramopoulos, JC. Antona, C. Delezoide, P Jennevé, J. Pesic, Y. Pointurier , N. Sambo, F. Cugini, P. Castoldi, G. Bernini , G. Carrozzo, and E. Varvarigos, ORCHESTRA- Optical performance monitoring enabling flexible networking, to appear ICTON 2015, Budapest, July (invited).
- P. Soumplis, P. Pananikolaou, K. Christodoulopoulos, N. Argyris, C., Spatharakis, S. Dris, H. Avramopoulos, and E. Varvarigos, Cross-layer optimization: network cost vs. physical layer margins, to appear ICTON 2015, Budapest, July (invited).
- V. Gkamas, K. Christodoulopoulos, E. Varvarigos, A comparison study of joint and sequential multi-layer planning for IP over flexible optical networks, Optical Society of America, Optical Fiber Communications Conference (OFC), Th2A. 48, March 2015.
- J. M. Fabrega, M. Svaluto Moreolo, F.J. Vilchez, K. Christodoulopoulos, E. Varvarigos and J. P. Fernandez-Palacios, Experimental validation of MTU-BRAS connectivity with DMT transmission and coherent detection in flexgrid metro networks using sliceable transceivers, Optical Society of America, Optical Fiber Communications Conference (OFC), Th3H. 4, March 2015.
- K. Christodoulopoulos, E. Varvarigos, Evaluating Flexibility Degrees in Optical Networks, Optical Society of America, Optical Fiber Communications Conference (OFC), Tu2I. 1, March 2015, (invited).
- G. Beletsioti, P. Nicopolitidis, G. Papadimitriou, E. Varvarigos, Energy Efficient Virtual Topology Configuration Algorithm for IP Over WDM Optical Networks, to appear International Conference on Computer Science, Computer Engineering, and Social Media (CSCESM2014), December 2014, Thessaloniki, Greece.
- P. Melidis, P. Nicopolitidis, G. Papadimitriou, E. Varvarigos, Energy Efficient Optical Backbone Networks: A Dynamic Threshold Approach, Proceedings of the IEEE/CVT Annual Symposium on Communications and Vehicular Technology in the Benelux (IEEE SCVT 2014), November 10, 2014, Delft, Netherlands.
- C. Kyriakopoulos, P. Nicopolitidis, G. Papadimitriou, E. Varvarigos, On the Use of Learning Automata for Energy Saving in Optical Backbone Networks, Proceedings of the 2nd International Workshop on Understanding the inter-play between Sustainability, Resilience, and Robustness in networks (USRR 2014 Fall), Barcelona, Spain, November 19, 2014.
- Apostolos Siokis, Konstantinos Christodoulopoulos, and Emmanouel Varvarigos, On-OPCB Interconnection Networks, ICTON 2014 .
- K. Yiannopoulos, E. Varvarigos, V. Katopodis, K. Christodoulopoulos, G. Heliotis, L.-P. Dimos, D. Klonidis, I. Tomkos, P. Bakopoulos, I. Lazarou, H. Avramopoulos, Coverage Capabilities of a Multi-Wavelength Passive Optical Network Architecture, to appear IEEE 19th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD 2014).
- P. Soumplis, P. Papanikolaou, K. Christodoulopoulos, G. Papadimitriou, E. Varvarigos, 'Energy Minimization Design of Fixed- and Flex-Grid Optical Networks, to appear IEEE 19th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD 2014).
- G. Limperopoulos, E. Theodoropoulou, I. Mesogiti, P. Makris, E. Varvarigos, 'A Highly-Dynamic and Distributed Operational Framework for Smart Energy Networks', to appear IEEE 19th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD 2014).
- C. Kyriakopoulos, G. Beletsioti, G. Papadimitriou, P. Nicopolitidis, E. Varvarigos, Green Networks: "An energy-oriented model for IP Over WDM Optical Networks", to appear IEEE ICUMT OPNTDS 2014.
- C. Kyriakopoulos, G. Papadimitriou, P. Nicopolitidis, E. Varvarigos, "Energy-aware Lightpath Routing in Optical Networks Based on Adaptive Heuristics", to appear 6th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT), 2014.
- P. Sarigiannidis, G. Papadimitriou, P. Nicopolitidis, M. Louta, V. Kakali, E. Varvarigos, 'IFAISTOS: "A Fair and Flexible Resource Allocation Policy for Next-Generation Passive Optical Networks"', to appear 6th International Congress on Ultra Modern Telecommunications and Control Systems (ICUMT 2014), St. Petersburg, Russia, October 2014.
- A. Siokis, K. Christodoulopoulos, E. Varvarigos, "Laying out Interconnects on Optical Printed Circuit Boards, to appear ACM/IEEE Symposium on Architectures for Networking and Communications Systems (ANCS 2014)", Marina del Rey, CA, USA, October 2014.
- A. Kretsis, P. Kokkinos, E. Varvarigos, V. Nikolopoulos, E. Gkioxi and I. Hatzakis, "GEN6 EU-project – Greek Pilot: IPv6 upgrade of Energy Efficiency in School Networks", to appear PCI, Oct. 2014.
- I. Mamounakis, K. Yiannopoulos, G. Papadimitriou, E. Varvarigos, "On the Prediction of EPON Traffic using Polynomial Fitting in Optical Network Units", Vienna UT, Austria, OPTICS 2014.
- P. Sarigiannidis, G. Papadimitriou, P. Nicopolitidis, E. Varvarigos, and K. Yiannopoulos,"HYRA: An Efficient Hybrid Reporting Method for XG-PON Upstream Resource Allocation", Vienna UT, Austria, OPTICS 2014.
- M. Svaluto Moreolo, J. M. Fabrega, F. J. Vilchez, K. Christodoulopoulos, E. Varvarigos, V. López, and J. P. Fernández-Palacios, "Assessment of Flexgrid Technologies in the MAN for Centralized BRAS Architecture Using S-BVT", to appear ECOC, Cannes, France, Sept. 2014.
- P. Kokkinos, A. Kretsis, T.A. Varvarigou, E.A. Varvarigos, Multi-Criteria Virtual Machines Migration Considering the Reconfiguration of their Logical Topology, to appear MASCOTS 2014, Sept 2014.
- K. Manousakis, G. Ellinas, Ε. Varvarigos, " Energy-Efficient Algorithms for Translucent WDM Optical Networks",ICTON 2014 (Invited Paper).
- A. Siokis, K. Christodoulopoulos, E. Varvarigos, "Laying out interconnects on optical printed circuit boards (OPCBs)", to appear ICTON 2014, Graz, Austria, July 2014. (Invited Paper).
- P. Sarigiannidis, G. Papadimitriou, P. Nicopolitidis, E. Varvarigos, K. Yiannopoulos, "Towards a Fair and Efficient Downlink Bandwidth Distribution in XG-PON Frameworks", Proceedings of IEEE Mediterranean Electrotechnical Conference (IEEE MELECON 2014), Beirut, Lebanon, April 2014.
- K. Manousakis, E. Varvarigos, G. Ellinas, "Minimizing Power Consumption in Mixed Line-Rate Translucent Optical Networks", to appear 18th International Conference on Optical Network Design and Modeling (ONDM 2014), May 2014.
- P. Soumplis, K. Christodoulopoulos, E.A. Varvarigos, "Dynamic Connection Establishment and Network Re-optimization in Flexible Optical Networks",18th International Conference on Optical Network Design and Modeling (ONDM 2014), May 2014.
- I. Grabalos, G. Papadimitriou, K. Yiannopoulos, E. Varvarigos, "A Modified Max-Min Fair Dynamic Bandwidth Allocation Algorithm for XG-PONs')" to appear 19th European Conference on Networks and Optical Communications (NOC 2014).
- K. Christodoulopoulos, C. Papageorgiou, N. Doulamis, E. Varvarigos, "On Least Expected Transmissions Multicasting in Wireless Networks", to appear Workshop on Computing, Networking and Communications, held in conjunction with ICNC 2014.
- E.A. Varvarigos, K. Christodoulopoulos, "Algorithmic Challenges in Flexible Optical Networks", to appear in Optical and Grid Networking Symposium of the International Conference on Computing, Networking and Communications (ICNC 2014) Honolulu, USA, February 3-6, 2014 (invited).