{"id":"251","asset_id":"907","title":"\u0394\u03b9\u03b5\u03b8\u03bd\u03ae \u03a0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03ac","alias":"2015-07-29-07-02-24","introtext":"<div>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2015<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M. Paraskevas, T. Zarouchas, P.Angelopoulos, I.Perikos, \u00abFormulating an adaptable e-training framework to computer science educators\u00bb, Int. J. Continuing Engineering Education and Life-Long Learning, Vol. 25, No. 2, pp.151\u2013173.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">P. Soumplis, K. Christodoulopoulos, E. Varvarigos, Dynamic Connection Establishment and Network Re-optimization in Flexible Optical Networks, to appear Photonic Network Communications (invited)<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">V. Gkamas, K. Christodoulopoulos, E. Varvarigos, A joint multi-layer planning algorithm for IP over flexible optical networks, Journal of Lightwave Technology, 33(14), pp. 2965-2977, 2015.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">V. Gkamas, K. Christodoulopoulos, D. J. Vergados, E. Varvarigos, Energy-minimized design of IP over flexible optical networks, International Journal of Communication Systems, 2015.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">&nbsp;<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2014<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">V. Gkantouna, M. Manousos, E. Viennas, Z-M. Ioannou, M. Paraskevas, G. Lagoumintzis, Z. Zagoriti, G. Patrinos, G. Tzimas and K. Poulas, \u00abIntroducing dAUTObase: a first step towards the global scale geoepidemiology of autoimmune syndromes and diseases\u00bb, Accepted for publication to BioInformatics, Oxford Journals, Sep. 2014 (<a href=\"http:\/\/bioinformatics.oxfordjournals.org\/\">http:\/\/bioinformatics.oxfordjournals.org\/<\/a>).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">S.Louvros and M. Paraskevas, \u00abAnalytical Average Throughput and Delay Estimations for LTE Uplink Cell EDGE Users\u00bb, Computers &amp; Electrical Engineering, Elsevier, Vol. 40, July 2014, ISSN 0045-7906.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">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<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2013<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M. Paraskevas and T. Zarouchas, Transforming Computer Science Educators Landscape Using the Greek School Network, International Journal of Advanced Corporate Learning (ISSN: 1867-5565), Vol 6, No 2 (2013), September 2013<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K<\/span><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">. Christodoulopoulos, P. Soumplis, E. Varvarigos, Planning Flexgrid Optical Networks under Physical Layer Constraints, Journal of Optical Communications and Networking (JOCN), Vol. 5, No. 11, pp. 1296-1311, Nov. 2013.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">P. Kokkinos, C. Papageorgiou, E. A. Varvarigos, Multi-cost Routing for Energy and Capacity Constrained Wireless Mesh Networks, Wireless Communications and Mobile Computing, Wiley, 13 (4) , pp. 424-438, (2013).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Manousakis, A. Angeletou, E. Varvarigos, Energy Efficient RWA Strategies for WDM Optical Networks, Journal of Optical Communications and Networking Vol. 5, Iss. 4, pp. 338\u2013348 (2013).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Seklou, A. Sideri, P. Kokkinos, E. Varvarigos, New Assembly Techniques and Fast Reservation Protocols for Optical Burst Switched Networks Based on Traffic Prediction, Optical Switching and Networking, 10 (2) , pp. 132-148, 2013.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Konstantinos Christodoulopoulos, Ioannis Tomkos, Emmanouel A. Varvarigos: Time-Varying Spectrum Allocation Policies and Blocking Analysis in Flexible Optical Networks. IEEE Journal on Selected Areas in Communications 31(1): 13-25 (2013).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">E. Palkopoulou, M. Angelou, D. Klonidis, K. Christodoulopoulos, A. Klekamp, F. Buchali, E. Varvarigos, I. Tomkos, Quantifying Spectrum, Cost, and Energy Efficiency in Fixed-Grid and Flex-Grid Networks, Journal of Optical Communications and Networking (JOCN), Vol. 4 (11) , art. no. 6360168 , pp. B42-B51, 2012 (invited).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. Doulamis, P. Kokkinos, E. Varvarigos, Spectral Clustering Scheduling Techniques for Tasks with Strict QoS Requirements', to appear IEEE Transactions on Computers.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">J. Perello, S. Spadaro, F. Agraz, M. Angelou, S. Azodolmolky, Y. Qin, R. Nejabati, D. Simeonidou, P. Kokkinos, E. Varvarigos, and I.Tomkos, Experimental Demonstration of a GMPLS-enabled Impairment-Aware Lightpath Restoration Scheme, Journal of Optical Communications and Networking, 4 (5) , art. no. 6226958 , pp. 344-355, 2012 (invited).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2012<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M. Angelou, S. Azodolmolk\u03c5, I.Tomkos, A., J. Perello, S. Spadaro, D. Careglio, K. Manousakis, P. Kokkinos, \u0395. Varvarigos, D. Staessens, D. Colle, C. V. Saradhi, M. Gagnaire, Y. Ye, Benefits of Implementing a Dynamic Impairment Aware Optical Network: Results of EU project DICONET, IEEE Communications Magazine, 50 (8), art. no. 6257531, pp. 79-88, 2012<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">A. Kretsis, P. Kokkinos, E. Varvarigos, Implementing and evaluating scheduling policies in gLite middleware, Concurrency and Computation: Practice and Experience, 2012.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">S. Azodolmolky, P. Kokkinos, M. Angelou, E. Varvarigos, I. Tomkos, DICONET NPOT: An Impairment Aware Tool for Planning and Managing Dynamic Optical Networks, Journal of Network and System Management, Springer, 20(1): 116-133, 2012.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">P. Kokkinos, E. Varvarigos, Scheduling efficiency of resource information aggregation in grid networks, Future Generation Computer Systems, 28(1): 9-23, 2012.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M. Kalochristianakis, F. Georgatos, V. Gkamas, G. Kouretis, E. Varvarigos \"Deploying LiveWN grids in the Greek school network\", J. of Grid Computing, Vol. 10(2), pp. 237-248 2012<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2011<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Yiannopoulos,M. Spyropoulou, S. Sygletos, E. Varvarigos, I. Tomkos, Optical buffering up to 160 Gb\/s employing a quantum dot semiconductor optical amplifier-based architecture, IET Optoelectronics 5 (1), pp. 50-56, 2011.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, K. Manousakis, E. Varvarigos, Reach Adapting Algorithms for Mixed Line Rate WDM Transport Networks, Journal of Lightwave Technologies, 29 (21), pp. 3350-3363, Nov. 2011.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">P. Kokkinos, K. Christodoulopoulos, E. Varvarigos, Efficient Data Consolidation in Grid Networks and Performance Analysis, Future Generation Computer Systems, 27 (2), pp. 182-194, 2011.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, P. Kokkinos, E. Varvarigos, \"Indirect and Direct Multicost Algorithms for Online Impairment-Aware RWA\", IEEE\/ACM Transactions on Networking, 2011.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, I. Tomkos, E. A. Varvarigos, Elastic Bandwidth Allocation in Flexible OFDM-based Optical Networks, Journal of Lightwave Technology (JLT), 29 (9), art. no. 5727897, pp. 1354-1366, 2011. Best Paper Award 2014 JLT<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Azodolmolky, S., Perello, J., Angelou, M., Agraz, F., Velasco, L., Spadaro, S., Pointurier, Y., Francescon, A., Saradhi, C.V., Kokkinos, P., Varvarigos, E , Zahr, S.A., Gagnaire, M., Gunkel, M., Klonidis, D., Tomkos, I., Experimental demonstration of an impairment aware network planning and operation tool for transparent\/translucent optical networks, Journal of Lightwave Technology, Volume 29, Issue 4, 2011, Article number 5629342, Pages 439-448.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">T. Zarouchas, and J. Mourjopoulos, \u201cPerceptually-motivated Signal-Dependent Processing for Sound Reproduction in Reverberant Rooms\u201d, J. Audio Eng. Soc., vol. 59, No. 4, pp. 187-200, 2011 April.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2010<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, K. Manousakis, E. Varvarigos, Offline Routing and Wavelength Assignment in Transparent WDM Networks, IEEE\/ACM Transactions on Netorking, VOL. 18, NO. 5, OCTOBER 2010<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. Akar, E. Karasan, K. Vlachos, E. Varvarigos, D. Careglio, M. Klinkowski, J. Sole-Pareta, A survey of quality of service differentiation mechanisms for optical burst switching networks, Optical Switching and Networking 7 (1), pp. 1-11, 2010.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Georgatos F., Gkamas V., Ilias A., Kouretis G., Varvarigos E, A Grid-enabled CPU scavenging architecture and a case study of its use in the Greek School Network, Journal of Grid Computing, 8 (1), pp. 61-75, 2010.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. Karagiorgas, P. Kokkinos, C. Papageorgiou and E.A. Varvarigos, Joint Multi-Cost Routing and Power Control in Wireless Ad-hoc Networks,Wireless Networks, 2010.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Manousakis, P. Kokkinos, K. Christodoulopoulos, E. Varvarigos, \"Joint Online Routing, Wavelength Assignment and Regenerator Allocation in Translucent Optical Networks,\" Journal of Lightwave Technologyvol.28, no.8, pp.1152-1163, April15, 2010<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, P. Kokkinos, K. Manousakis, E. A. Varvarigos, Impairment Aware RWA in optical networks: over-provisioning or cross optimization?, special Issue on \"All-Optical Routing\" (invited), Journal of Networks 5 (11), pp. 1271-1278, 2010.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">A. Foka and P.E. Trahanias, Probabilistic Autonomous Robot Navigation in Dynamic Environments with Human Motion Prediction, International Journal of Social Robotics, Vol. 2, No. 1, pp. 74-94, 2010.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2009<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M.Kalochristianakis, M.Paraskevas, E.Varvarigos, \u00abSecurity Services in the Greek School Network\u00bb, International Journal of Security and Its Applications, Science &amp; Engineering Research Support Society, ISSN: 1738-9976, Vol. 3, No. 3, pp. 9-22, July 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M. Kalochristianakis, M. Paraskeyas, E. Varvarigos, Security Services in the Greek School Network, International Journal of Security and its Applications, Vol.3 No.3, pp. 9-22, July 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">E. Varvarigos, V. Gkamas, N. Karagiorgas, The Slow Start Power Controlled MAC Protocol for Mobile Ad Hoc Networks and its Performance Evaluation, Ad Hoc Networks, Elsevier 7(6), pp 1136-1149, 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">S. Azodolmolky, D. Klonidis, I. Tomkos, Y. Ye, C. V. Saradhi, E. Salvadori, M. Gunkel, K. Manousakis, K. Vlachos, E. Varvarigos, R. Nejabati, D. Simeonidou, M. Eiselt, J. Comellas, C. Simonneau, D. Bayart, D. Staessens, D. Colle, M. Pickavet, A Dynamic Impairment Aware Networking Solution for Transparent Mesh Optical Networks, IEEE Communications Magazine, 97(5), pp. 38-47, 2009<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Manousakis, K. Christodoulopoulos, E. Kamitsas, I. Tomkos, E. Varvarigos, ?Offline Impairment-Aware Routing and Wavelength Assignment Algorithms in Translucent WDM Networks?, IEEE\/OSA Journal of Lightwave Technology, Vol. 27(12), pp. 1866-1877, June 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, K. Manousakis, M. Angelou, E. Varvarigos, Considering Physical Layer Impairments in Offline RWA, IEEE Networks Magazine, 23(3), pp. 26-33 May-June 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, V. Sourlas, I. Mpakolas, E. Varvarigos, A Comparison of Centralized and Distributed Meta-Scheduling Architectures for Computation and Communication Tasks in Grid Networks, Computer Communications, 32(7-10), pp. 1172-1184, 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">P. Kokkinos, E. Varvarigos, A framework for providing hard delay guarantees and user fairness in Grid computing, Future Generation Computer Systems, Elsevier, 25 (6), pp. 674-686, 2009.<\/span><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\"><\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Y. Karalis, M. Kalochristianakis, P. Kokkinos, E. Varvarigos, OpenRSM: An Open Source Lightweight Integrated Remote Network and Systems Management Solution, International Journal of Network Management, 19 (3), pp. 237-252, 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">T. Zarouchas, and J. Mourjopoulos, \u201cModeling Perceptual Effects of Reverberation on Stereophonic Sound Reproduction in Rooms\u201d, J. Acoust. Soc. Am. 126(1), pp. 229-242, 2009.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2008<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M.Vivitsou, N.Lambropoulos, D.Konetas, M.Paraskevas, E. Grigoropoulos, \u00abThe Project Method e-course: the use of tools towards the evolution of the Greek teachers\u2019 online community\u00bb. International Journal of Continuing Engineering Education and Life-Long Learning (IJCEELL), (Special Issue on Reference Models for Forming Organisational or Collaborative Pedagogical Best Practices), Vol. 18, Issue 1, Jan 2008, pp. 26-39.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">T. Stevens, M. De Leenheer, C. Develder, B. Dhoedt, K. Christodoulopoulos, P. Kokkinos, E. Varvarigos, Multi-Cost Job Routing and Scheduling in Optical Grid Networks, Future Generation Computer Systems, Elsevier, Vol. 25, issue 8, pp. 912-925 2009, special issue on networks for Grid applications, 2008.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">E.A. Varvarigos, V. Sourlas, K. Christodoulopoulos, Routing and scheduling connections in networks that support advance reservations, Computer Networks 52 (15), pp. 2988-3006, 2008.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, V. Gkamas, E.A. Varvarigos, Statistical Analysis and Modeling of Jobs in a Grid Environment, Journal of Grid Computing 6 (1), pp. 77-101, 2008.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2007<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M.Kalochristianakis, M.Paraskevas, E.Varvarigos, N.Xypolitos, \u00abThe Greek School Network: a paradigm of successful educational services maturing based on the dynamics of open-source technology\u00bb, IEEE Transactions on Education, Nov. 2007, Vol. 50, Issue 4, Nov. 2007, pp. 321-330 (ISSN: 0018-9359).<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. Doulamis, A. Doulamis, A. Litke, A. Panagakis, T. Varvarigou, E. Varvarigos, Adjusted fair scheduling and non-linear workload prediction for QoS guarantees in grid computing, Computer Communications, Vol. 30, Elsevier, 499?515, 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">R. Van Caenegem, D. Colle, M. Pickavet, P. Demeester, K. Christodoulopoulos, K. Vlachos, E. Varvarigos, L. Stampoulidis, D. Roccato, R. Vilar, The design of an all-optical packet-switching network, IEEE Communications Magazine, pp. 52-61, Nov. 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. Doulamis, E. Varvarigos, and T. Varvarigou \"Fair QoS Resource Management in Grids\", IEEE Transactions on Parallel and Distributed Systems, 18 (11): 1630-1648, 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Yiannopoulos, E. Varvarigos, K. Vlachos, Multiple-Input Buffer and Shared Buffer Architectures for Asynchronous Optical Burst Switching Networks, Journal of Lightwave Technology, Vol. 25 (6), pp. 1379-1389, 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M. Kalochristianakis, M. Paraskevas, E. A. Varvarigos, N. Xypolitos, The Greek School Network: a paradigm of successful educational services maturing based on the dynamics of open-source technology, IEEE Transactions on Education.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Christodoulopoulos, E. Varvarigos and K. Vlachos, A new Burst Assembly Scheme based on the Average Packet Delay and its Performance for TCP Traffic, Elsevier Optical Switching and Networking, Volume 4, Issues 3-4, November 2007, Pages 200-212.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">O. Zouraraki, K. Yiannopoulos, P. Zakynthinos, D. Petrantonakis, E. Varvarigos, A. Poustie, G. Maxwell and H. Avramopoulos, Optical Packet Buffering in All-Optical Time-Slot-Interchanger Architecture, IEEE Photonics Technology Letters, Vol. 19, No. 17, pp. 1307-1309, Sept. 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">A. Foka and P.E. Trahanias, Real Time Hierarchical POMDPs for Autonomous Robot Navigation, Robotics and Autonomous Systems (RAS) Journal, Vol. 55, Issue 7, pp. 561-571, 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. A. Tatlas, A. Floros, T. Zarouchas, and J. Mourjopoulos, \u201cWLAN Technologies for Audio Delivery\u201d, published in the Advances in Multimedia (Hindawi Publishing Corporation) Journal, Vol. 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">N. A. Tatlas, A. Floros, T. Zarouchas, and J. Mourjopoulos, \u201cPerceptually-optimized Error Concealment for Audio over WLANs\u201d, published in The Mediterranean Journal of Electronics and Communications, Vol. 3, No 3, p. 77-86, 2007.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2006<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">C. Christodoulopoulos, K. Vlachos, E. Varvarigos, Stampoulidis L. Kehayas, E., EBRP: An Efficient burst reservation protocol for QoS provision in Optical Burst Switching networks, Journal Optical Networking, 5, 147-158, 2006.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Manousakis, V. Sourlas, K. Christodoulopoulos, E. A. Varvarigos, K. Vlachos, A Bandwidth Monitoring Mechanism Enhancing SNMP to Record Timed Resource Reservations, Journal of Network and Systems Management, Vol. 14, No. 4, pp. 583-597, December 2006.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2005<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">G. Theophilopoulos, M. Kalyvas, K. Yiannopoulos, K. Vlachos, E. Varvarigos and H. Avramopoulos, \"An Alternative Implementation Perspective for the Scheduling Switch Architecture\", Journal of Lightwave Technology, Vol. 23, No. 2, pp. 732-739, Feb. 2005.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2004<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">K. Vlachos, E. Varvarigos, and C. Bintjas, \"Performance Evaluation of an optically interconnected \"Scheduling\" Switch network for Pareto traffic, Journal on Optical Networking, Vol. 3, No. 11, pp. 760-768, November 2004.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">I. Tomkos, D. Vogiatzis, C. Mas, I. Zacharopoulos, A. Tzanakaki, and E. Varvarigos, \"Performance Engineering of Metropolitan Area Optical Networks through Impairment Constraint Routing\", IEEE Communications Magazine, special issue on metro optical networks, pp. 40-47, August 2004.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Doulamis ND, Doulamis AD, Panagakis A, Dolkas K, Varvarigou TA, Varvarigos E, \"A Combined Fuzzy -Neural Network Model for Non-Linear Prediction of 3D Rendering Workload in Grid Computing\", IEEE Transactions On Systems Man and Cybernetics Part B-Cybernetics, 34 (2): 1235-1247 APR 2004.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2003<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M.Avgoulea, C.Bouras, M.Paraskevas, G.Stathakopoulos \u00abPolicies for content filtering in educational networks\u00bb, Journal of Telematics and Informatics, Pergamon Elsevier, Vol. 20, Issue 1 (2003), pp. 71 \u2013 95.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">C.Bouras, V.Papoutsis, C.Ntokos, A.Karaliotas, M.Paraskevas, N.Drosopoulos, \u00abWireless School Network\u00bb, published in Learning Technology Newsletter \u2013 IEEE Learning Technology Task Force, ISSN 1438-0625, Vol. 5, Issue 2, pp. 20-22, April 2003.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2001<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Banerjee A.; Iltis, R; Varvarigos, E.A., \"Performance Evaluation for a Quasi-Synchronous Packet Radio Network\", IEEE Transactions on Networking, Vol. 5, No. 5, Oct. 2001, pp. 567-577.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Lang, J.P.; Sharma, V.; Varvarigos, E.A. \"An analysis of oblivious and adaptive routing in optical networks with wavelength translation\", IEEE\/ACM Transactions on Networking, Aug. 2001, vol.9, (no.4):503-17.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">2000<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Sharma, V.; Varvarigos, E.A. \"An analysis of limited wavelength translation in regular all-optical WDM networks\", Journal of Lightwave Technology, Dec. 2000, vol.18, (no.12):1606-19.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Lang, J.P.; Varvarigos, E.A.; Blumenthal, D.J. \"The lambda-scheduler: A multiwavelength scheduling switch\", Journal of Lightwave Technology, Aug. 2000, vol.18, (no.8):1049-63.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A. \"A library of static and dynamic communication algorithms for parallel computation\", Telecommunication Systems-Modeling, Analysis, Design and Management, 2000, vol.13, (no.1):3-20.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1999<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Lang, J.P. \"A virtual circuit deflection protocol\", IEEE\/ACM Transactions on Networking, June 1999, vol.7, (no.3):335-49.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1998<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Chi-Hsiang Yeh; Varvarigos, E.A. \"Macro-star networks: efficient low-degree alternatives to star graphs\", IEEE Transactions on Parallel and Distributed Systems, Oct. 1998, vol.9, (no.10):987-1003<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Sharma, V. \"An efficient reservation connection control protocol for gigabit networks\", Computer Networks and ISDN Systems, July 1998, vol.30, (no.12):1135-56.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A. \"Optimal communication algorithms for Manhattan Street networks\", Discrete Applied Mathematics, March 1998, vol.83, (no.1-3):303-26.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Banerjee, A.; Varvarigos, E. \"A Dynamic Scheduling Communication protocol and its analysis for hypercube networks\", International Journal of Foundations of Computer Science, March 1998, vol.9, (no.1):39-56.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A. \"Control protocols for multigigabit-per-second networks\", IEICE Transactions on Communications, Feb. 1998, vol.E81-B, (no.2):440-8.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1997<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Sharma, V. \"The ready-to-go virtual circuit protocol: a loss-free protocol for multigigabit networks using FIFO buffers\", IEEE\/ACM Transactions on Networking, Oct. 1997, vol.5, (no.5):705-18.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Sharma, V.; Varvarigos, E.A. \"Circuit switching with input queuing: an analysis for the d-dimensional wraparound mesh and the hypercube\", IEEE Transactions on Parallel and Distributed Systems, April 1997, vol.8, (no.4):349-66.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1996<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Banerjee, A. \"Routing schemes for multiple random broadcasts in arbitrary network topologies\", IEEE Transactions on Parallel and Distributed Systems, Aug. 1996, vol.7, (no.8):886-95.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Bertsekas, D.P. \"A conflict sense routing protocol and its performance for hypercubes\", IEEE Transactions on Computers, June 1996, vol.45, (no.6):693-703.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Yeh, C.-H. and E.A. Varvarigos, \"New efficient majority circuits for the computation of some basic arithmetic functions\", J. Comput. Information (JCI), Vol. 2, 1996, pp. 114-136.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1995<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">M.Paraskevas and J.Mourjopoulos, \u00abA Differential Perceptual Audio Coding Method with Reduced Bitrate Requirements\u00bb, \u0399\u0395\u0395\u0395 Transactions on Speech and Audio Processing, Vol. 3, No. 6, pp. 490-503, Nov. 1995.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Bertsekas, D.P. \"Dynamic broadcasting in parallel computing\", IEEE Transactions on Parallel and Distributed Systems, Feb. 1995, vol.6, (no.2):120-31.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Bertsekas, D.P. \"Transposition of banded matrices in hypercubes: a nearly isotropic task\", Parallel Computing, Feb. 1995, vol.21, (no.2):243-64.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1994<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A., and Bertsekas, D.P., Partial Multinode Broadcast and Partial Exchange in d-dimensional Wraparound Meshes, Journal of Parallel and Distributed Computing, Vol. 23, pp. 177-189, 1994.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Bertsekas, D.P. \"Performance of hypercube routing schemes with or without buffering\", IEEE\/ACM Transactions on Networking, June 1994, vol.2, (no.3):299-311.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1993<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Bertsekas, D.P. \"Multinode broadcast in hypercubes and rings with randomly distributed length of packets\", IEEE Transactions on Parallel and Distributed Systems, Feb. 1993, vol.4, (no.2):144-54<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1992<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">Varvarigos, E.A.; Bertsekas, D.P. \"Communication algorithms for isotropic tasks in hypercubes and wraparound meshes\", Parallel Computing, Nov. 1992, vol.18, (no.11):1233-57.<\/span><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><b><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">1991<\/span><\/b><\/p>\n<p style=\"margin-bottom: 6pt; text-align: justify;\"><span style=\"font-size: 11pt; font-family: 'Calibri','sans-serif';\">J.Mourjopoulos and M.Paraskevas, \u00abPole and Zero Modelling for Room Transfer Function\u00bb, Journal of Sound and Vibration, Elsevier (1991) 146(2), pp.281-302.<\/span><\/p>\n<\/div>","fulltext":"","state":"1","catid":"47","created":"2015-07-29 07:02:07","created_by":"57","created_by_alias":"","modified":"2019-04-05 12:31:12","modified_by":"57","checked_out":"0","checked_out_time":"0000-00-00 00:00:00","publish_up":"2015-07-29 07:02:07","publish_down":"0000-00-00 00:00:00","images":"{\"image_intro\":\"\",\"float_intro\":\"\",\"image_intro_alt\":\"\",\"image_intro_caption\":\"\",\"image_fulltext\":\"\",\"float_fulltext\":\"\",\"image_fulltext_alt\":\"\",\"image_fulltext_caption\":\"\"}","urls":"{\"urla\":null,\"urlatext\":\"\",\"targeta\":\"\",\"urlb\":null,\"urlbtext\":\"\",\"targetb\":\"\",\"urlc\":null,\"urlctext\":\"\",\"targetc\":\"\"}","attribs":"{\"show_title\":\"\",\"link_titles\":\"\",\"show_intro\":\"\",\"show_section\":\"\",\"link_section\":\"\",\"show_category\":\"\",\"link_category\":\"\",\"show_vote\":\"\",\"show_author\":\"\",\"show_create_date\":\"\",\"show_modify_date\":\"\",\"show_pdf_icon\":\"\",\"show_print_icon\":\"\",\"show_email_icon\":\"\",\"language\":\"\",\"keyref\":\"\",\"alternative_readmore\":\"\"}","version":"2","ordering":"1","metakey":"","metadesc":"","access":"1","hits":"2360","metadata":"{\"robots\":\"\",\"author\":\"\"}","featured":"0","language":"el-GR","xreference":"","note":""}