Publications

FRONT’s research group papers and publications in journals, conferences, workshops, book chapters, white papers and contributions publications will be presented in detail on the following sections. 

Journals

J38: “A Prototype Implementation of a Virtual Platform with Robotic Integration and Machine Learning Capabilities for the Execution of Cognitive Psychology Experiments in Children” C. Sakkas, S. Samartzi, H. Koumaras,  In Journal of Educational and Developmental Psychology, volume 14, (Pages: 135-155), 2024. 

J37 : “Experimentation in 5G and beyond Networks: State of the Art and the Way Forward” G. Caso, Ö. Alay, A. Brunstrom, H. Koumaras, A.Díaz Zayas, V. Frascolla. In Sensors 23 (24), 9671, 2023. [doi]

J36 : “On the development and provisioning of vertical applications in the beyond 5G era” D. Tsolkas and H. Koumaras, in IEEE Networking Letters, doi: 10.1109/LNET.2022.3142088.  January 2022 (PDF) (Link)

J35 : “Service-based Analytics for 5G open experimentation platforms“ Erik Aumayr, Giuseppe Caso, Anne-Marie Bosneag, Almudena Diaz Zayas, Özgü Alay, Bruno Garcia, Konstantinos Kousias, Anna Brünstrom, Pedro Merino Gomez, Harilaos Koumaras, Computer Networks,108740, ISSN 1389-286, https://doi.org/10.1016/j.comnet.2021.108740., January 2022 (link)

J34 : “Network slicing for 5G edge services“ Kourtis, M.-A.; Sarlas, T.; Anagnostopoulos, T.; Kukliʼnski, S.; Tomaszewski, L.; Wierzbicki, M.; Oikonomakis, A.; Xilouris, G.; Chochliouros, I. P.; Yi, N.; Kostopoulos, A. & Koumaras, H., Internet Technology Letters, Wiley, 2021

J33 : “5G-Enabled UAVs with Command and Control Software Component at the Edge for Supporting Energy Efficient Opportunistic Networks“ Harilaos Koumaras, George Makropoulos, Michael Batistatos, Stavros Kolometsos, Anastasios Gogos, George Xilouris,  Athanasios Sarlas and Michail-Alexandros KourtisEnergies International Journal, vol. 14, no. 5, p. 1480, Mar. 2021.; https://doi.org/10.3390/s20226652  (PDF)

J32 : “A Modular Experimentation Methodology for 5G Deployments: The 5GENESIS Approach“ Almudena Díaz Zayas, Giuseppe Caso, Özgü Alay, Pedro Merino, Anna Brunstrom, Dimitris Tsolkas, Harilaos Koumaras. Sensors International Journal, Year: 2020, Vol. 20, Issue 22, 6652; https://doi.org/10.3390/s20226652  (PDF)

J31 : “A Cloud-Enabled Small Cell Architecture in 5G Networks for Broadcast/Multicast Services” Michail-Alexandros Kourtis, Bego Blanco, Jordi Pérez-Romero, Dimitris Makris, Michael J McGrath, George Xilouris, Daniele Munaretto, Rubén Solozabal, Aitor Sanchoyerto, Ioannis Giannoulakis, Emmanouil Kafetzakis, Vincenzo Riccobene, Elisa Jimeno, Anastasios Kourtis, Ramon Ferrús, Fidel Liberal, Harilaos Koumaras, Alexandros Kostopoulos, Ioannis Chochliouros. IEEE Transactions on Broadcasting, Year: 2019, Volume: 65, Issue:2, Pages: 414 – 424 (PDF)

J30 : “An Edge-to-Cloud Virtualized Multimedia Service Platform for 5G Networks” Federico Alvarez, David Breitgand, David Griffin, Pasquale Andriani, Stamatia Rizou, Nikolaos Zioulis, Francesca Moscatelli, Javier Serrano, Madeleine Keltsch, Panagiotis Trakadas, T Khoa Phan, Avi Weit, Ugur Acar, Oscar Prieto, Francesco Iadanza, Gino Carrozzo, Harilaos Koumaras, Dimitrios Zarpalas, David Jimenez. IEEE Transactions on Broadcasting, Year: 2019, Volume: 65, Issue: 2, Pages: 369 – 380 (PDF)

J29  : “Smart Television Services Using NFV/SDN Network Management” Nawar Jawad, Mukhald Salih, Kareem Ali, Benjamin Meunier, Yue Zhang, Xun Zhang, Rudolf Zetik, Charilaos Zarakovitis, Harilaos Koumaras, Michail-Alexandros Kourtis, Lina Shi, Wojciech Mazurczyk, John Cosmas. IEEE Transactions on Broadcasting, Year: 2019, Volume: 65, Issue: 2, Pages: 404-413 (Link)

J28 : “Service Mapping and Orchestration over Multi-Tenant Cloud-Enabled RAN” Pouria Sayyad Khodashenas, Bego Blanco, Michail-Alexandros Kourtis, Ianire Taboada, George Xilouris, Ioannis Giannoulakis, Elisa Jimeno, Irena Trajkovska, Jose Oscar Fajardo, Emmanouil Kafetzakis, Javier García, Fidel Liberal, Alan Whitehead, Mick Wilson, and Harilaos Koumaras. IEEE Transactions on Network and Service Management, vol. 14, no. 4, pp. 904-919, doi: 10.1109/TNSM.2017.2767100., Dec. 2017 (IF 3.134)

J27 : “An NFV-based Video Quality Assessment Method over 5G Small Cell Networks” Michail-Alexandros Kourtis; Harilaos Koumaras; George Xilouris; Fidel Liberal. IEEE MultiMedia, Year: 2017, Volume: PP, Issue: 99, Pages: 1 – 1 (PDF)

J26 : “T-NOVA: An Open-source MANO Stack for NFV Infrastructures” Michail-Alexandros Kourtis; Michael J. McGrath; Georgios Gardikis; Georgios Xilouris; Vincenzo Riccobene; Panagiotis Papadimitriou; Eleni Trouva; Francesco Liberati; Marco Trubian; Josep Batallé; Harilaos Koumaras; David Dietrich; Aurora Ramos; Jordi Ferrer Riera; José Bonnet; Antonio Pietrabissa; Alberto Ceselli; Alessandro Petrini. IEEE Transactions on Network and Service Management, Year: 2017, Volume: PP, Issue:99, Pages: 1 – 1 (PDF)

J25  : “Network Function Virtualization and Software-Defined Networking: Advancing Multimedia Distribution” Xiaoqing Zhu, Harilaos Koumaras, Mea Wang, David Hausheer. IEEE MultiMedia, Year: 2017, Volume: 24, Issue: 3, Pages: 16 – 18 (PDF)

J24  : “The Future of Multimedia Distribution: An Interview with Baochun Li, Diego R. Lopez, and Christian Timmerer” Xiaoqing Zhu, Harilaos Koumaras, Mea Wang, David Hausheer. IEEE MultiMedia, Year: 2017, Volume: 24, Issue: 3, Pages: 48 – 53

J23  : “Towards SDN/NFV satellite-enabled networks” G Gardikis, H Koumaras, C Sakkas, V Koumaras. Telecommunication Systems, 1-14, March 2017, DOI: 10.1007/s11235-017-0309-0. (HTML)

J22 : “SDN-based Service Function Chaining Mechanism and Service Prototype Implementation in NFV scenario” Irena Trajkovska, , Michail-Alexandros Kourtis, Christos Sakkas, Denis Baudinot, João Silva, Piyush Harsh, George Xylouris, Thomas Michael Bohnerta, Harilaos Koumaras. Computer Standards & Interfaces, Elsevier, doi: 10.1016/j.csi.2017.01.002. (HTML) (PDF)

J21 : “Reduced-reference video quality assessment using a static video pattern”, Michail-Alexandros Kourtis, Harilaos Koumaras, Fidel Liberal. J. Electron. Imaging 25(4), 043011 (2016), doi: 10.1117/1.JEI.25.4.043011. (HTML) (PDF)

J20  : “SDN/NFV-enabled Satellite Communications Networks: Opportunities, Scenarios and Challenges” R. Ferrús, H. Koumaras, O. Sallent, G. Agapiou, T. Rasheed, M. A. Kourtis, C. Boustie, P. Gélard, T. Ahmed. International journal Physical Communication, Elsevier, accepted for publication. DOI: 10.1016/j.phycom.2015.10.007 (PDF)

J19  : “Emerging Topics: Special Issue on Content Distribution over SDN and NFV Architectures ” (Editorial) Xiaoqing Zhu, Harilaos Koumaras (Guest Editors). IEEE COMSOC MMTC E-Letter, pp.4-5, July 2015 (PDF) (Copyright Info)

J18  : “Multimedia Content Delivery in SDN and NFV-based Towards 5G Networks” Fidel Liberal, Akis Kourtis, Jose Oscar Fajardo, Harilaos Koumaras. IEEE COMSOC MMTC E-Letter, pp.6-10, July 2015 (PDF) (Copyright Info)

J17  : “Enhancing Satellite and Terrestrial Networks Integration through NFV/SDN technologies” Ramon Ferrús, Oriol Sallent, Tinku Rasheed, Arianna Morelli, Harilaos Koumaras, George Agapiou, Christelle Boustie, Patrick Gélard, Rachid Mestari, Haritos Makis, Thierry Masson. IEEE COMSOC MMTC E-Letter, pp.17-21, July 2015 (PDF) (Copyright Info)

J16  : “Quality of experience issues in multimedia provision” (Editorial) Harilaos Koumaras, Fidel Liberal, Lingfen Sun. Int. Journal of Telecommunications Systems, Springer, pp.1-3, DOI: 10.1007/s11235-010-9349-4, March 2012 (PDF) (Copyright Info)

J15   : “Adaptive IPTV services based on a novel IP Multimedia Subsystem” Julien Arnaud, Daniel Négru, Mamadou Sidibé, Julien Pauty, Harilaos Koumaras. Multimedia Tools & Applications, Springer, Vol. 55(2),333-352, DOI: 10.1007/s11042-010-0576-1, November 2011 (PDF) (Copyright Info)

J14 : “ QoE-driven dynamic management proposals for 3G VoIP services” Jose-Oscar Fajardo, Fidel Liberal, Is-Haka Mkwawa, Lingfen Sun, Harilaos Koumaras. Computer Communications, Volume 33 Issue 14, Elsevier Science Publishers, September, 2010 (PDF) (Copyright Info)

J13  : “Video Quality Prediction Models based on Video Content Dynamics for H.264 Video over UMTS Networks” Asiya Khan, Lingfen Sun, Emmanuel Ifeachor, Jose Fajardo, Fidel Liberal, H. Koumaras. International Journal of Multimedia Broadcasting, Volume 2010 (2010), Article ID 608138, doi:10.1155/2010/608138 (PDF) (Copyright Info)

J12  : “QoE in multi-service multi-agent networks” F. Liberal, H. Koumaras, L. Sun, A. Ferro, A. Kourtis, E. C. Ifeachor. Int. Journal of Comm. Net. and Distrib. Systems – Sp. Issue: “Performance Assessment of New Internet Services”, Volume 4, Number 2, 25 January 2010, pp. 183-206 (PDF) (Copyright Info)

J11 : “A Framework for End-to-End Video Quality Prediction of MPEG Video” H. Koumaras, C-H Lin, C-K Shieh, A. Kourtis. Journal of Visual Communication and Image Representation, Elsevier, July 2009, doi:10.1016/j.jvcir.2009.07.005 (PDF) (Link) (Copyright Info)

J10  : “Analysis and Modeling of H.264 Unconstrained VBR Video Traffic” H. Koumaras, C. Skianis, A. Kourtis. International Journal of Mobile Computing and Multimedia Communication, IGI-Global, Vol. 1, No.4, pp. 4-31, July 2009, DOI: 10.4018/ijmcmc.2009100102 ISSN: 1937-9412 EISSN: 1937-9404 ()

 J9 : “A Theoretical Framework for End-to-End Video Quality Prediction of MPEG-based Sequences” (Invited Paper) H. Koumaras, A. Kourtis, C-H Lin, C-K Shieh. International Journal On Advances in Networks and Services, Vol. 1, No. 1, Jan 2009. (PDF) (Full Journal Issue) (Link) (Copyright Info)

J8  : “Quantifying factors influencing the adoption of internet banking services in Greece” M. Makris, V. Koumaras, H. Koumaras, A. Konstantopoulou, S. Konidis, S. Kostakis. International Journal of e-Adoption, IGI Global, Vol.1, No.1, pp.20-33, January-March 2009. (Link) (Copyright Info)

 J7 : “A Novel Cross Layer Monitoring Architecture for Media Services Adaption Based on Network QoS to Perceived QoS Mapping” M. Sidibe, H. Koumaras, I. Kofler, A. Mehaoua, A. Kourtis. International Journal of Signal, Image and Video Processing Special Issue on “Multimedia Semantics, Adaptation & Personalization”, Vol.2, No.4, pp307-320, DOI 10.1007/s11760-008-0083-2, ISSN-1863-1703, December 2008 (PDF) (Link) (Copyright Info). The original publication is available here at http://www.springerlink.com

J6  : ” ADAMANTIUM Project: Enhancing IMS with a PQoS-aware Multimedia Content Management System” H. Koumaras, D. Negrou, F. Liberal, J. Arauz, A. Kourtis. The Journal of Control Engineering and Applied Informatics, Romanian Society of Automation and Technical Informatics, Vol.10, No. 2, pp.24-32, 2008 (PDF) (Link) (Copyright Info)

 J5  : “Quantitative Perceptual Comparison of VBR over CBR Encoding Scheme for MPEG-4 Video” H. Koumaras, G. Gardikis, A. Kourtis, D. Martakos. Journal of Electronic Imaging (JEI), SPIE, IS&T, July 2007 (PDF) (Link) (Copyright Info) (IF 0.710)

J4  : “Unidirectional Lightweight Encapsulation: Performance Evaluation and Application Perspectives” G. Xilouris, G. Gardikis, H. Koumaras, A. Kourtis. IEEE Transactions on Broadcasting, Vol. 52(3),  Sept. 2006 pp374 – 380 (PDF) (Copyright Info) (IF 0.560)

J3  : “Shot Boundary Detection without Threshold Parameters” H. Koumaras, G. Gardikis, G. Xilouris, E. Pallis, A. Kourtis. Journal of Electronic Imaging (JEI), SPIE, Vol.15(2), April 2006 (PDF) (Link) (Copyright Info) (IF 0.710)

J2 : “Quantified PQoS Assessment Based on Fast Estimation of the Spatial and Temporal Activity Level” H. Koumaras, A. Kourtis, D. Martakos, J. Lauterjung. Multimedia Tools and Applications, Springer Editions, Published online (IF 0.416) (PDF) (BibTeX) (Copyright Info). The original publication is available here at http://www.springerlink.com

J1 : “Evaluation of Video Quality Based on Objectively Estimated Metric” H. Koumaras, A. Kourtis, D. Martakos. Journal of Communications and Networking, KICS, (IF 0.479). Vol. 7(3), Sep 2005, Technically cosponsored by IEEE ComSoc (PDF) (BibTeX) (Copyright Info) (link)

Chapter Contributions in Encyclopedias and Handboocyclopedias and Handbooks

BC18 : “Towards continuously programmable networks” Mehdi Abad, Jose M Alcaraz Calero, Marco Araújo, Raul Barbosa, Loizos Christofi, Marius-Iulian Corici, Paulo Duarte, Mårten Ericson, João Fonseca, Dimitrios Fragkos, Andreas Gavrielides, Hasanin Harkous, Ta Dang Khoa LE, Harilaos Koumaras, Xi Li, Håkon Lønsethagen, Thomas Luetzenkirchen, Bruno Mendes, Renxi Qiu, Marios Sophocleous, Christos Tranoris, Dimitris Tsolkas, Qi Wang, Lanfranco Zanzi, Towards Sustainable and Trustworthy 6G: Challenges, Enablers, and Architectural Design, (Pages:270-321), 2023. [url]

BC17  : “5G Network Programmability Enabling Industry 4.0 Transformation” George Makropoulos, Dimitrios Fragkos, Harilaos Koumaras, Nancy Alonistioti, Alexandros Kaloxylos, Vaios Koumaras, Theoni Dounia, Christos Sakkas, Dimitris Tsolkas “ Opportunities and Challenges of Industrial IoT in 5G and 6G Networks”, IGI-Global, Editors: Poshan Yu, Xiaohan Hu, Ajai Prakash, Nyaribo Wycliffe Misuko, Gu Haiyue. DOI: 10.4018/978-1-7998-9266-3.ch006, 2023 (PDF)

BC16  : “Artificial Intelligence in 5G and Beyond Networks” Dimitris Tsolkas, Harilaos Koumaras, Anastasios-Stavros Charismiadis, Andreas Foteas. “Applied Edge AI: Concepts, Platforms and Industry Use case”, Taylor-Francis, Editors: Pethuru Raj Chelliah, G. Nagarajan, R.I. Minu, (1st ed.). Auerbach Publications. https://doi.org/10.1201/9781003145158, 2022

BC15  : “5G and Unmanned Aerial Vehicles (UAVs) Use Cases: Analysis of the Ecosystem, Architecture, and Applications” Georgios Makropoulos, Harilaos Koumaras, Fotini Setaki, Konstantinos Filis, Thomas Lutz, Pawel Montowtt, Lechoslaw Tomaszewski, Piotr Dybiec and Tanel Järvet. “Handbook of Research on 5G Networks and Advancements in Computing, Electronics, and Electrical Engineering”, IGI-Global, Editors: Augustine O. Nwajana (University of Greenwich, UK) and Isibor Kennedy Ihianle (Nottingham Trent University, UK) DOI: 10.4018/978-1-7998-6992-4.ch003, 2021 (Link)


BC14  : “IoT interoperability on top of SDN/NFV-enabled networks” V. Koumaras, M. Kapari, A. Papaioannou, G. Theodoropoulos, I. Stergiou, Ch. Sakkas, H. Koumaras. “Edge Computing and Computational Intelligence Paradigms for the IoT”, IGI-Global,Editors: G. Nagarajan (Sathyabama Institute of Science and Technology, India) and R.I. Minu (SRM Institute of Science and Technology, India). DOI: 10.4018/978-1-5225-8555-8, 2019 (Link)

BC13 : “NFV-based Scenarios for Satellite -Terrestrial Integration H. Koumaras, G. Gardikis, Ch. Sakkas, G. Xilouris, V. Koumaras, M. A. Kourtis
“Satellite Communications in the 5G Era”, IET Press, ISBN: 978-1-78561-427-9, 2018. Editors Shree Krishna Sharma, Symeon Chatzinotas and Pantelis-Daniel Arapoglou

BC12  : “Virtualization Evolution: From IT Infrastructure Abstraction of Cloud Computing to Virtualization of Network Functions“ Harilaos Koumaras, Christos Damaskos, George Diakoumakos, Michail-Alexandros Kourtis, George Xilouris, Georgios Gardikis, Vaios Koumaras, Thomas Siakoulis. Resource Management of Mobile Cloud Computing Networks and Environments, Edited by George Mastorakis, Constandinos X. Mavromoustakis, Evangelos Pallis, IGI Global Publishing 2015

BC11 : “A Survey on Video Coding Principles and Standards“ M. A. Kourtis, H. Koumaras. Multimedia Networking and Coding: From Capture to Display, Edited by Reuben A. Farrugia and Carl J. Debono. IGI Global Publishing, May 2012

BC10 : “ Perceived QoE for User-Centric Multimedia Services“. N. Zotos, J. O. Fajardo, H. Koumaras, L. Boula, F. Liberal, I. Taboada, M. Gorricho. “Media Networks; Architectures, Applications, and Standards”. Edited by Hassnaa Moustafa, Sherali Zeadally. CRC Press (Taylor & Francis Group), January 2012 (Accepted)

BC9   : “Networking Services”  H. Perros, H. Koumaras, J. O. Fajardo, F. Liberal, Ch. Ling, K. Xiong, Ch. Yun. The Service Science Handbook: A Research Perspective, Edited by Claudio Pinhanez, Wendy Murphy. Springer Verlag, part of the series in Service Science (Pending)

BC 8  : “Media Ecosystems: A Novel Approach for Content-Awareness in Future Networks ”  H. Koumaras, D. Negru, E. Borcoci, V. Koumaras, C. Troulos, Y. Lapid, E. Pallis, M. Sidibé, A. Pinto, G. Gardikis, G. Xilouris. Future Internet: Achievements and Promising Technology”, Springer Verlag, May 2011

BC7  : “Efficient Streaming in Future Internet”  T. Zahariadis, A. Jari, R. Fracchia, F. Alvarez, T. Filoche and H. Koumaras. Towards the Future Internet   – Emerging Trends from European Research, Edited by Georgios Tselentis, Alex Galis, Anastasius Gavras, Srdjan Krco, Volkmar Lotz, Elena Simperl, Burkhard Stiller, Theodore Zahariadis, May 2010, pp.237-246, hardcover, IOS Press, ISBN: 978-1-60750-538-9, doi:10.3233/978-1-60750-539-6-237

BC6  : “A Social Relational Network-based Architecture for Maintaining the Media Integrity and Optimizing the Quality of Experience: A Technical and Business Perspective”  H. Koumaras, J. Farnado, F. Liberal, L. Sun, V. Koumaras, C. Troulos, A. Kourtis. Chapter contribution in ” Handbook of Research on Social Computing Theory and Practice: Interdisciplinary Approaches“, Editors: Dr. Panagiota Papadopoulou, Dr. Panagiotis Kanellis and Dr. Drakoulis Martakos., IDEA Group Publishing,2010

BC5 : ” QoE and *-awareness in the Future Internet” Fidel Liberal, Jose-Oscar Fajardo and Harilaos Koumaras. The Future of the Internet, May 2009, Prague (PDF)

BC4  : “Objective and Subjective Assessment Methods of Video Quality in Multimedia Broadcasting” H. Koumaras. Chapter contribution in “Mobile Multimedia Broadcasting Multi-Standards: Application Handbook“, Editor Dr. Fa-Long Luo, Springer Editions, Chapter 14, pp.417-434, ISBN: 978-0-387-78262-1, October 2008 (Link) (PDF)

BC3 : “Perceived Quality Evaluation for Multimedia Services” H. Koumaras, E. Pallis, G. Xilouris, A. Kourtis, D. Martakos. Multimedia Technologies: Concepts, Methodologies, Tools, and Applications, Editor Mahbubur Rahman Syed, IGI Global Pub., ISBN: 978-1-59904-953-3, January 2008 (Link)

BC2 : “PQoS Assessment Methods for Multimedia Services” H. Koumaras, F. Liberal, L. Sun. Chapter contribution in “Wireless Multimedia: Quality of Service and Solutions“, Editors Dr. Nikki Cranley, Dr. Liam Murphy, IGI Global Pub. ISBN:  978-1-59904-820-8, July 2008 (Link)

BC1 : “Customer Acceptance of Internet banking services in Greece” M. Makris, H. Koumaras, A. Konstantopoulou, S. Konidis, S. Kostakis. Chapter contribution in “Advances in Banking Technology and Management: Impacts on ICT and CRM” Editor Dr. Vadlamani Ravi, Information Science Reference ISBN 1599046776 October 2007 (Link)

Conference Proceedings

C63  :  5G and B5G NEF exposure capabilities towards an Industrial IoT use caseG. Makropoulos, D. Fragkos, H. Koumaras, J. Cijan, L. Koršič, R. Sušnik,
2023 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit), (Pages:270-321), 2023. [doi]

C62  :  Exploiting Core Openness as Native-AI Enabler for Optimised UAV Flight Path SelectionG. Makropoulos, D. Fragkos, H. Koumaras, N. Alonistioti, A. Kaloxylos, F. Setaki, 2023 IEEE Conference on Standards for Communications and Networking (CSCN), pp. 254-258, 2023. [doi]

C61 :  NEFSim: An open experimentation framework utilizing 3GPP’s exposure servicesFragkos, G. Makropoulos, A. Gogos, H. Koumaras and A. Kaloxylos,
2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit), 2022, pp. 303-308, doi:10.1109/EuCNC/6GSummit54941.2022.9815829.

C60 :  A network programmability framework for vertical applications in the beyond 5G eraKoumaras, D. Tsolkas, J. Garcia, D. Artunedo, B. Garcia, R. Marco, A. Salkintzis, D. Fragkos, G. Makropoulos, F. Setaki, A. Diaz, P. Merino, V. Koumaras, P. Encinar, Y. Karadimas. 2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit), 2022, pp. 375-380, doi: 10.1109/EuCNC/6GSummit54941.2022.9815790.

C59  : ”AI-Enabled Slice Protection Exploiting Moving Target Defense in 6G Networks” Maria Christopoulou, Wissem Soussi, George Xilouris, Gürkan Gür, Edgardo Montes de Oca, Harilaos Koumaras, Burkhard Stiller. Joint 30th EuCNC & 6G Summit, “On the Road to 6G”, on-line, event, June 2021, pp 1-2 (PDF)

C58  : ”Field Trial of UAV flight with Communication and Control through 5G cellular network” G. Makropoulos, H. Koumaras, S. Kolometsos, A. Gogos, T. Sarlas, T. Järvet, G. Srinivasan and F. Setaki. IEEE International Mediterranean Conference on Communications and Networking (MeditCom), Athens, Greece, 7-10 Sep 2021 (PDF)

C57  : ”An open source 5G experimentation testbed” P. Matzakos, H. Koumaras, D. Tsolkas, M. Christopoulou, G. K. Xilouris and F. Kaltenberger. IEEE International Mediterranean Conference on Communications and Networking (MeditCom), Athens, Greece, 7-10 Sep 2021 (PDF)

C56  : ”5G Vertical Application Enablers Implementation Challenges and Perspectives” D. Fragkos, G. Makropoulos, P. Sarantos, H. Koumaras, A. S. Charismiadis and D. Tsolkas. IEEE International Mediterranean Conference on Communications and Networking (MeditCom), 7-10 Sep 2021 (PDF)

C55  : ”Experimentation and 5G KPI measurements in the 5GENESIS platforms” G. Xilouris, M. Christopoulou, H. Koumaras, M.A Kourtis, M. Emmelmann, D. Trantafyllopoulou, Y.Rahulan, I. G. Muriel, A. Díaz Zayas, E. Atxutegi, G. Gardikis, D. Lioprasitis, D. Tsolkas, P. Kostakis, E. Aumayr, A.M Bosneag, O. Alay, V. Frascolla, A. Brunström. SIGCOMM ’21: ACM SIGCOMM 2021 Conference, 10.1145/3472771.3472776, August 2021

C54  : ”An Experimentation Platform for Automated Assessment of Multimedia Services over Mobile Networks” Panagiotis Kostakis, Anastasios-Stavros Charismiadis, Dimitris Tsolkas and Harilaos Koumaras. IEEE INFOCOM 2021, IEEE International Conference on Computer Communications, 10-13 May 2021

C53   : ”5G Experimentation: The Experience of the Athens 5GENESIS Facility” Maria Christopoulou, Georgios Xilouris, Athanasios Sarlas, Harilaos Koumaras, Michail-Alexandros Kourtis, Themistoklis Anagnostopoulos. IFIP/IEEE International Symposium of Integrated Network Management (IM 2021), 17-21 May 2021, Bordeaux, France (PDF)

C52  :” 5G Network Slicing Enabling Edge Services” Michail-Alexandros Kourtis, Themis Anagnostopoulos, Sławomir Kukliński, Michał Wierzbicki, Andreas Oikonomakis, George Xilouris, Ioannis P. Chochliouros, Na Yi, Alexandros Kostopoulos, Lechosław Tomaszewski, Thanos Sarlas, Harilaos Koumaras. Third International Workshop of Mobility Support in Slice-based Network Control for Heterogeneous Environments, IEEE NFV-SDN 2020 – VI IEEE Conference on Network Function Virtualization and Software Defined Networks, 9th November 2020, Madrid, Spain. (PDF)

C51  :”Three-dimensional Access Point Assignment in Hybrid VLC, mmWave and WiFi Wireless Access Networks” C. C. Zarakovitis, S. F. Chien, H. Pervaiz, Q. Ni, J. Cosmas, N. Jawad, A. M. Kourtis, H. Koumaras, T. Anagnostopoulos. ICC 2020 – 2020 IEEE International Conference on Communications (ICC), Dublin, Ireland, 2020, pp. 1-6, doi: 10.1109/ICC40277.2020.9148722.

C50  :” Video Broadcast Services over 5G networks” M. Kourtis, T. Sarlas, C. Keuker, J. Morgade, D. Umap, V. Bayon, G. Xilouris, T. Soenen, A. Kostopoulos, I. Chochliouros, H. Koumaras. 2020 23rd Conference on Innovation in Clouds, Internet and Networks and Workshops (ICIN), Paris, France, 2020, pp. 118-122.

C49  :” The 5GENESIS testing facility as an enabler for integrated satellite/terrestrial 5G experimentation” G. Gardikis, N. Papadakis, A. Perentos, M. Fotiou, A. Phinikarides, M. Georgiades,  L. Ottavj, M. Diarra, T. Masson, A. J. Morgado, S. Mumtaz, J. S. de Puga, C. E. Palau,  C. Skiadas, H. Koumaras. 2019 IEEE Wireless Communications and Networking Conference Workshop (WCNCW), Marrakech, Morocco, 2019, pp. 1-6, doi: 10.1109/WCNCW.2019.8902802.

C48   :”An End-to-End Carrier Ethernet MEF enabled 5G network architecture” Michail-Alexandros Kourtis, George Xilouris, Dimitris Makris, Athanasios Sarlas, Thomas Soenen, Harilaos Koumaras, Anastasios Kourtis. 2019 IFIP/IEEE Symposium on Integrated Network and Service Management (IM), Arlington, VA, USA, 2019, pp. 20-24.

C47   :” 5GENESIS: The Genesis of a flexible 5G Facility” Harilaos Koumaras, Dimitris Tsolkas, Georgios Gardikis,Pedro Merino, Valerio Frascolla, Dionysia Triantafyllopoulou, Marc Emmelmann, Vaios Koumaras, Maria Garcia Osma, Daniele Munaretto, Eneko Atxutegi, Jara Suárez de Puga, Ozgu Alay, Anna Brunstrom, Anne-Marie C. Bosneag. IEEE 23rd International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Barcelona, Spain, 17-19 September 2018 (PDF)

C46   :” 5G Performance Testing of Mobile Chatbot Applications” Vaios Koumaras, Andreas Foteas, Angeliki Papaioannou, Marianna Kapari, Christos Sakkas, Harilaos Koumaras. IEEE 23rd International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Barcelona, Spain, 17-19 September 2018 (PDF)

C45    :”A 5G Radio-Light SDN Architecture for Wireless and Mobile Network Access in Buildings” J. Cosmas, B. Meunier, K. Ali, N. Jawad, M. Salih, Y. Zhang, Z. Hadad, B. Globen, H. Gokmen, S. Malkos, M. Cakan, H. Koumaras, A. Kourtis, C. Sakkas, D. Negru, M. Lacaud, Moshe Ran, Einat Ran, J. Garcia, W. Li, L-K Huang, R. Zetik, K. Cabaj, W. Mazurczyk, Xun Zhang, A. Kapovits. 2018 IEEE 5G World Forum (5GWF) (WF-5G’18), Santa Clara, CA, USA, 9 July 2018 (PDF)

C44   :” A SDN ‐ based WiFi ‐ VLC Coupled System for Optimised Service Provision in 5G Networks” Harilaos Koumaras, Andreas Foteas, Michail Alexandros Kourtis, Dimitris Makris, George K Xilouris, Vaios Koumaras, and John Cosmas. IEEE WoWMoM, Chania, Crete, 12-15 June 2018 (PDF)

C43    :”A Scaleable and License Free 5G Internet of Radio Light Architecture for Services in Train Stations” John Cosmas; Ben Meunier; Kareem Ali; Nawar Jawad; Hong-Ying Meng; Florian Goutagneux; Eric Legale; Matteo Satta; Pascaline Jay; Xun Zhang; Chuanxi Huang; Jorge Garcia; Marios Negru; Yue Zhang; Tasos Kourtis; Harilaos Koumaras; Christos Sakkas; Li-Ke Huang; Rudolf Zetik; Krzysztof Cabaj; Wojciech Mazurczyk; M. Emre Cakan; Adam Kapovits. European Wireless 2018; 24th European Wireless Conference, 2018, pp. 1-6 (PDF)

C42    :”5G Internet of radio light services for Musée de la Carte à Jouer” John Cosmas; Ben Meunier; Kareem Ali; Nawar Jawad; Hong-Ying Meng; Florian Goutagneux; Eric Legale; Matteo Satta; Pascaline Jay; Xun Zhang; Chuanxi Huang; Jorge Garcia; Marios Negru; Yue Zhang; Tasos Kourtis; Harilaos Koumaras; Christos Sakkas; Li-Ke Huang; Rudolf Zetik; Krzysztof Cabaj; Wojciech Mazurczyk; M. Emre Cakan; Adam Kapovits. 2018 Global LIFI Congress (GLC), Paris, 2018, pp. 1-6., doi: 10.23919/GLC.2018.8319095 (PDF)

C41  : “5G Internet of radio light services for supermarkets” John Cosmas; Ben Meunier; Kareem Ali; Nawar Jawad; Mukhald Salih; Hong-Ying Meng; Jian Song; Jintao Wang; Min Tong; Xiaohong Cao; Xiao Li; Xun Zhang; Chuanxi Huang; Yue Zhang; Moshe Ran; Einat Ran; Eliron Salomon; Yoav Avinoam; Zion Hadad; Baruch Globen; Daniel Negru; Mathias Lacaud; Michael-Alexandros Kourtis; Harilaos Koumaras; Christos Sakkas; Li-Ke Huang; Rudolf Zetik; Krzysztof Cabaj; Wojciech Mazurczyk; Adam Kapovits, 2017 14th China International Forum on Solid State Lighting: International Forum on Wide Bandgap Semiconductors China (SSLChina: IFWS), pp. 69-73. doi: 10.1109/IFWS.2017.8245977 (PDF)

C40  : Exploiting NFV techniques towards future VQA methods Michail-Alexandros Kourtis, Fidel Liberal, Harilaos Koumaras, George Xilouris, Eleni Trouva. Proc. Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), 2017 IEEE 22nd International Workshop on (CAMAD), 19-21 June 2017, Lund, Sweden, Sweden (PDF)

C39  : On the Virtualization and Dynamic Orchestration of Satellite Communication Services R. Ferrus, H. Koumaras, O. Sallent, T. Rasheed, E. Duros, R. Riggio, N. Kuhn, P. Gélard,T. Ahmed. Proc.  IEEE Vehicular Technology Conference (IEEE VTC-Fall), Montreal, Canada (PDF)

C38  : Enabling Agile Video Transcoding over SDN/NFV-enabled Networks Harilaos Koumaras, Christos Sakkas, Michail Alexandros Kourtis, Christos Xilouris, Vaios Koumaras, Georgios Gardikis. Proc.  IEEE Telecommunications and Multimedia Conference 2016, July 25-27 2016, Heraklion, Greece (PDF)

C37  : SDN/NFV-enabled Satellite Communications: Ground Segment Network Architecture for 5G Integration Ramon Ferrús, Harilaos Koumaras, Oriol Sallent, Tinku Rasheed, Roberto Riggio, Nicolas Kuhn, Patrick Gelard, Toufik Ahmed. Proc. of European Conference on Networks and Communications 2016, EuCNC 2016, 27-30 June 2016, Athens, Greece (PDF)

C36  : SDN-based Media Service Provision Over Federated Satellite and Terrestrial Networks Harilaos Koumaras, Christos Sakkas, Vaios Koumaras, Christos Xilouris, Michail Alexandros Kourtis, Georgios Gardikis. Proc. of European Conference on Networks and Communications 2016, EuCNC 2016, 27-30 June 2016, Athens, Greece (PDF)

C35  : NFV Applicability and Use Cases to Satellite Networks Georgios Gardikis, Socrates Costicoglou, Harilaos Koumaras, Christos Sakkas, Anastasios Kourtis, Fabrice Arnal, Luis M. Contreras, Pedro A. Aranda Gutierrez. Proc. of European Conference on Networks and Communications 2016, EuCNC 2016, 27-30 June 2016, Athens, Greece (PDF)

C34  : Automated Generation of VNF Deployment Rules Using Infrastructure Affinity Characterization Vincenzo Riccobene, Michael J. McGrath, Michail-Alexandros Kourtis, George Xilouris, Harilaos Koumaras. Proc. IEEE International Conference on Network Softwarization (NetSoft 2016) 6-10 June 2016, Seoul, Korea (PDF)

C33  : In-service Video Quality Assessment based on SDN/NFV techniques Harilaos Koumaras, Michail-Alexandros Kourtis,  Christos Sakkas, George Xilouris, Stavros Kolometsos. Proc. 23rd IEEE International Conference on Telecommunications, 16-18 May 2016, Thessaloniki, Greece (PDF)

C32  : Enhancing VNF Performance by Exploiting SR-IOV and DPDK Packet Processing Acceleration M-A Kourtis, G. Xilouris, V. Riccobene, M. McGrath, G. Petralia, H. Koumaras, G. Gardikis, F. Liberal. Proc. IEEE Conference on Network Function Virtualization & Software Defined Networks, 18-21 November 2015, San Francisco, USA (PDF)

C31  : Encoding Performance Analysis and Video Quality Assessment of the emerging H.265/HEVC Michael-Alexandros Kourtis, Harilaos Koumaras, Charalampos Skianis, Fotis Lazarakis. Proc. IEEE International Workshop on Computer-Aided Modeling Analysis and Design of Communication Links and Networks (CAMAD), December 1-3, 2014, Athens, Greece, (PDF)

C30  : A Quantitative Method for Graphical Representation of H.264 Video Content Dynamics Michael-Alexandros Kourtis, Harilaos Koumaras, Charalampos Skianis, Fotis Lazarakis. Proc. IEEE Telecommunications and Multimedia Conference 2014 2014, July 28-30 , 2014, Heraklion, Greece (PDF)

C29  : An IMS-based Interoperable Architecture for Heterogeneous Emergency Services Fidel Liberal, Jose Oscar Fajardo, Mikel Ramos, Harilaos Koumaras, Christos Sakkas, Michail Alexandros Kourtis. Proc. IEEE Telecommunications and Multimedia Conference 2014, July 28-30 , 2014, Heraklion, Greece (PDF)

C28  : CC4IMS: A Mobile-based Open-Source Call Center for IMS Harilaos Koumaras, Christos Sakkas, Michael-Alexandros Kourtis, J-O Fajardo, F. Liberal,
in Proc of 2013 IEEE 24th International Symposium on Personal, Indoor and Mobile Radio Communications: Services, Applications and Business Track – Services, Applications and Business Track, 8-11 September, London, UK. (PDF)

C27  : User Requirements for Future Wideband Critical Communications F. Liberal, M. Ramos, J. O. Fajardo, N. Goia, A. Bizkarguenaga, I. Mesogiti, E. Theodoropoulou, H. Koumaras, L. Sun, N. Clarke, F. Li,in Proc of Fifth International Conference on Internet Technologies and Applications (2013) – International Workshop on Emergency Telecommunications Systems (ETS 2013), 10 – 13 September 2013. Wrexham, North Wales, UK. (PDF)

C26  : Survey of Cross-layer Proposals for Video Streaming over Mobile Ad hoc Networks (MANETs) Spyros Mantzouratos, Georgios Gardikis,  Harilaos Koumaras, Anastasios Kourtis, Proc. TEMU/IEEE 2012, July 30 – August 1, 2012, Heraklion, Greece (PDF)

C25  : “QoE4CLOUD: A QoE-driven Multidimensional Framework for Cloud Environments” Emmanouil Kafetzakis, Harilaos Koumaras, Michail Alexandros Kourtis, and Vaios Koumaras. in Proc. TEMU/IEEE 2012, July 30 – August 1, 2012, Heraklion, Greece (PDF)

C24   : “Quantitative Performance Evaluation Of the Emerging HEVC/H.265 Video Codec” Harilaos Koumaras, Michail-Alexandros Kourtis, Spyros Mantzouratos, Drakoulis Martakos, QoEMCS 2012 workshop, Euro ITV 2012, Berlin, Germany, 04 – 06 July 2012. (PDF)

C23   : “Benchmarking the Encoding Efficiency of H.265/HEVC and H.264/AVC” Harilaos Koumaras, Michail-Alexandros Kourtis, Drakoulis Martakos. Future Network & Mobile Summit 2012 4 – 6 July 2012, Berlin, Germany, July 4-6. (PDF)

C22   :  “Impact of H.264 Advanced Video Coding Inter-Frame Block Sizes on Video Quality” Harilaos Koumaras, Michail-Alexandros Kourtis, Drakoulis Martakos. The International Conference on Computer Vision Theory and Applications VISAPP 2012, Rome, Italy, February 24-26. (PDF)

C21  : “A QoE-aware IMS Infrastrusture for Multimedia Services” Harilaos Koumaras, Nikolaos Zotos, Lemonia Boula, Anastasios Kourtis. Third International Congress on Ultra Modern Telecommunications and Control Systems IEEE ICUMT 2011, Budapest Hungary, October 5-7 2011. (PDF)

C20   : “Business Model Analysis and Evaluation Framework for PQoS-aware VoIP and IPTV Services of Mobile Operators” V. Koumaras, H. Koumaras, M. Gorricho. A. Kourtis. TEMU2010, Int. Conf. on Telecommunications and Multimedia, Chania, Crete, Greece, 14-15 July 2010 (PDF)

C19  : “Adapted IPTV Service within novel IMS Architecture” Julien Arnaud, Daniel Negru, Mamadou Sidibe, Julien Pauty, H. Koumaras. MobiMedia 2009, 3rd European Symposium on Mobile Media Delivery (EUMOB), London, U.K., 7-9 September 2009 (PDF)

C18   : ” An Experimental Approach of Video Quality Level Dependence on Video Content Dynamics” H. Koumaras, Julien Arnaud, Daniel Negru, A. Kourtis MobiMedia 2009, 3rd European Symposium on Mobile Media Delivery (EUMOB), London, U.K., 7-9 September 2009 (PDF)

C17   : “A Perceived Quality-aware Cross Layer Monitoring Framework for Real-Time Media Content Adaptation” M. Sibide,  H. Koumaras, G. Xilouris.The IEEE Global Information Infrastructure Symposium (IEEE GIIS 2009) June 23-26, 2009, Hammamet, Tunisia

C16  : “An Enhanced IMS Architecture Featuring Cross-Layer Monitoring and Adaptation Mechanisms” L. Boula, H. Koumaras, A. Kourtis. The Fifth International Conference on Autonomic and Autonomous Systems, ICAS 2009, April 20-25, 2009 – Valencia, Spain

C15 : “ ADAMANTIUM Project: Enhancing IMS with a PQoS-aware Multimedia Content Management System” – BEST PAPER AWARD H. Koumaras, D. Negrou, F. Liberal, J. Arauz, A. Kourtis. 2008 IEEE-TTTC International Conference on Automation, Quality and Testing, Robotics AQTR 2008 (PDF)

C14  : “ Perceptually Enabled and User Centric IMS Architecture: The ADAMANTIUM Project” H. Koumaras, A. Kourtis. TEMU2008, Int. Conf. on Telecommunications and Multimedia, Ierapetra, Crete, 16-18 July 2008 (PDF)

C13  : “ The ADAMANTIUM Multimedia Content Management System for Real Time Cross-Layer Adaptation of IPTV and VoIP Services over IMS” H. Koumaras, L. Sun, A. Kourtis. TEMU2008, Int. Conf. on Telecommunications and Multimedia, Ierapetra, Crete, 16-18 July 2008 (PDF)

C12  : “Video Quality Prediction Based on the Spatial and Temporal Classification of the Uncompressed Content” H. Koumaras, A. Kourtis. The 18th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Comm. (PIMRC), Athens, Greece,  3-7 Sep. 2007 (PDF)

C11  : “A Theoretical Framework for End-to-End Video Quality Prediction of MPEG-based Sequences” BEST PAPER AWARD. H. Koumaras, A. Kourtis, C-H Lin, C-K Shieh. The Third Inter. Conf. on Networking and Services – ICNS07, Athens, Greece,  June 19-25 2007 (PDF) (BibTeX)

C10  : “A Novel Method for Pre-Encoding Video Quality Prediction” H. Koumaras, T. Pliakas, A. Kourtis. IST Mobile Summit 2007, Budapest, Hungary, 1-5 July 2007 (PDF)

C9   : “Real-time, Dynamic Resource Allocation in DVB-S.2/RCS Networks” G. Gardikis, H.Koumaras, G.Xilouris, E.Pallis, A.Kourtis. Eighth International Symposium on Interworking, Santiago, Chile, January 15 – 19, 2007 (PDF)

C8  : “Real Time PQoS Enhancement of IP Multimedia Services Over Fading and Noisy DVB-T Channel” H. Koumaras, E. Pallis, G. Gardikis, A. Kourtis. TEMU2006, Int. Conf. on Telecommunications and Multimedia, Heraklion, Greece, 5-7 July 2006 (PDF)

C7  : “Multi-layer Resource Management in DVB-S.2 Networks: The IMOSAN approach” G. Gardikis, G. Xilouris, H. Koumaras, A. Kourtis. TEMU2006, Int. Conf. on Telecommunications and Multimedia, Heraklion, Greece, 5-7 July 2006 (PDF)

C6  : “Maximising Spectrum Efficiency in Interactive DVB-S.2 Networks” G. Gardikis, H. Koumaras, G. Xilouris,  A. Kourtis. WSEAS Int. Conf. on Communications, Athens, Greece, 13-15 July 2006

C5  : “A Markov Modified Model of H.264 VBR Video Traffic” H. Koumaras, C. Skianis, G. Xilouris, G. Gardikis, A. Kourtis. IST Mobile Summit 2006, Mykonos, Greece, 4-8 June 2006 (PDF)

C4   : “Analysis of H.264 video encoded traffic” H. Koumaras, C. Skianis, G. Gardikis, A. Kourtis. INC 2005 Fifth International Network Conference, Samos Island, Greece, July 2005 (PDF) (BibTeX)

C3    : “Broadband Data Access over Hybrid DVB-T Networks” G. Gardikis, G. Kormentzas, G. Xilouris, H. Koumaras, A. Kourtis. 3nd Inter. Conference on Performance Modelling and Evaluation of Heterogeneous Networks, Het-NeTs05, Ilkley, United Kingdom, July 2005 (PDF)

C2   : “Pre-Encoding PQoS Assessment Method for Optimized Resource Utilization” H. Koumaras, E. Pallis, G. Xilouris, A. Kourtis, D. Martakos, J. Lauterjung. 2nd Inter. Conference on Performance Modelling and Evaluation of Heterogeneous Networks, Het-NeTs04, Ilkley, United Kingdom (PDF) (BibTeX).

C1   : “Objective Evaluation of the Perceived Quality of Video Content” H. Koumaras, G. Gardikis, A. Kourtis. IST Mobile Summit 2003, Aveiro , Portugal (PDF)

Technical White Papers and Pre-Prints

WP6   :  “Innovation Trends in I4.0 enabled by 5G and Beyond NetworksLorenzo Manuel, Tomkos Ioannis, Bernardos Carlos J., de la Oliva, Antonio, Gavras Anastasius, Gómez Barquero David, Fernandez Andrea, Mollà Marc, Landernas, Krister, del Portillo Alejandro, Bosani Enrica, Kanakaris Nikolaos, Landi Giada, Stamatelatos Makis, Koumaras Vaios, Koumaras Harilaos, Tsolkas Dimitrios, Sierra Enrique, Kanterakis George, Kämpfer Jakob, Panicucci Simone, Lázarο Óscar, Calero José Alcaraz, In 5G-PPP Technology Board, 2023  [doi]

WP5  :  “Network Applications: Opening up 5G and Beyond networksBessem Sayadi, Chia-Yu Chang, Christos Tranoris, Marius Iordache, Eirini Liotou, Matteo Andolfi, Theodoros Rokkas, Hamzeh KhalilI, Ioannis Tomkos, Nikolaos Kanakaris, Qi Wang, Jose M. Alcaraz Calero, Dimitrios Klonidis, Guillermo Gomez, Andres Cardenas Cordova, Regel G. Usach, David Artunedo, Harilaos Koumaras, George Makropoulos, Dimitris Tsolkas, Josep Martrat, Thanos Xirofotos, Carlos . In 5G-PPP Technology Board, 2023

WP4   :  “European Vision for the 6G Network Ecosystem” Bernardos, Mikko A. Uusitalo,  Carles Anton,  David Artuñedo,  Panagiotis Demestichas,  Gerhard Fettweis,  Valerio Frascolla,  Artur Hecker,  Alexandros Kaloxylos,  Harilaos Koumaras,  Jacques Magen,  Pedro Merino Gómez, Toon Norp, Patrik Rugeland,  Ioannis Tomkos, Dimitris Tsolkas,  Wen Xu,  5G-IA White Paper, DOI 10.13140/RG.2.2.19993.95849 (PDF)

WP3   :  “White Paper on Business of 6G” Seppo Yrjölä, Petri Ahokangas, Marja Matinmikko-Blue, Risto Jurva, Vivek Kant, Pasi Karppinen, Marianne Kinnula, Harilaos Koumaras, Mika Rantakokko, Volker Ziegler, Abhishek Thakur, Hans-Jürgen Zepernick. 6G Flagship White Paper 2020, arXiv:2005.06400, (arXiv) (Link) (PDF)

WP2   :  “6G White Paper on Validation and Trials for Verticals towards 2030” Ari Pouttu, Frank Burkhardt, Christian Patachia, Luciano Mendes, Susanna Pirttikangas, Emery Jou, Pasi Kuvaja, Marjo Heikkilä, Tero Päivärinta, Minna Isomursu, Abhishek Thakur, Mika Mäntylä, Simon Watts, Heidi Himmanen, Lauri Lovén, Harilaos Koumaras. 6G Flagship White Paper 2020 (Link) (PDF)

WP1  :  “A comparative CAPEX Techno-economic Analysis of NFV Applicability on the ground segment of GEO/MEO/LEO Satellite Systems” H.Koumaras. Technical White Paper, INFOLYSiS P.C., 2017, DOI: 10.13140/RG.2.2.19289.11366 (PDF)

Dissertations and Theses 

PhD: “Method for Predicting the Perceived Quality of Service for Digital Video as a Function of the Encoding Bit Rate and the Content Dynamics” Harilaos Koumaras. PhD Dissertation (in Greek), University of Athens, Computer Science and Telecommunications Department, 2007 (PDF online) (PDF direct download)

MSc: ” Objective Evaluation of PQoS for MPEG-4 Multimedia Applications” Harilaos Koumaras. MSc Thesis (in Greek), University of Athens, Computer Science and Telecommunications Department, 2004

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