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Publications

 

Publications are also available via GoogleScholar, ResearchGate and Academia.edu

 

Patents

[P-1] N. Wang, V.G. Vassilakis, L. Dong, C. Wang, "Achieving balanced in-network content caching freshness ", U.S. Patent App. 15/320 896 2015. [WIPO]

 

Guest Editorials

[G-2] P. Zwierzykowski, M. Glabowski, E. Leitgeb, V.G. Vassilakis, "Preface of SI: Optimization of Wired and Wireless Optical Networks", Optical Switching and Networking, Elsevier, vol. 33, pp. 74-75, July 2019. [ScienceDirect]

[G-1] M.D. Logothetis, I.D. Moscholios, J.S. Vardakas, V.G. Vassilakis, "Guest Editorial: SDN and NFV Based 5G Heterogeneous Networks", IET Networks, vol. 6, no. 6, pp. 139-140, Nov. 2017. [IEEExplore]

 

Journal and Conference papers

[99] P.P. Ioulianou, V.G. Vassilakis, "Denial-of-service attacks and countermeasures in the RPL-based Internet of Things”, European Symposium on Research in Computer Security (ESORICS), Workshop on Attacks and Defenses for Internet of Things, Luxemburg, Sept. 2019.

[98] N.H. Imam, V.G. Vassilakis, "Detecting spam images with embedded Arabic text in Twitter", Int. Conf. on Document Analysis and Recognition, Sydney, Australia, Sept. 2019. [IEEExplore]

[97] C. Birkinshaw, E. Rouka, V.G. Vassilakis, "Implementing an intrusion detection and prevention system using software-defined networking: Defending against port-scanning and denial-of-service attacks", Journal of Network and Computer Applications, Elsevier, vol. 136, pp. 71-85, June 2019. [ScienceDirect]

[96] M. Akbanov, V.G. Vassilakis, M.D. Logothetis, "Ransomware detection and mitigation using software-defined networking: The case of WannaCry", Computers & Electical Engineering, Elsevier, vol. 76, pp. 111-121, June 2019. [ScienceDirect]

[95] N.H. Imam, V.G. Vassilakis, "A survey of attacks against Twitter spam detectors in an adversarial environment", MDPI Robotics, vol. 8, no. 50, July 2019. [MDPI]

[94] P.P. Ioulianou, V.G. Vassilakis, M.D. Logothetis, "Battery drain denial-of-service attacks and defenses in the Internet of Things", Journal of Telecommunication & Information Technology, no. 2, pp. 37-45, April 2019. [JTIT]

[93] M. Akbanov, V.G. Vassilakis, M.D. Logothetis, "WannaCry ransomware: Analysis of infection, persistence, recovery prevention and propagation mechanisms", Journal of Telecommunications & Information Technology, no.1, pp. 113-124, January 2019. [JTIT]

[92] M. Akbanov, V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, "Static and dynamic analysis of WannaCry ransomware", IEICE ICTF, Graz, Austria, July 2018. [ePrint]

[91] B. A Alohali, V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "A secure scheme for group communication of wireless IoT devices", 11th IEEE/IET CSNDSP, 18-20 July 2018. [IEEExplore]

[90] I.D. Moscholios, V.G. Vassilakis, N.C. Sagias, M.D. Logothetis, "On channel sharing policies in LEO mobile satellite systems", IEEE Transactions on Aerospace and Electronic Systems, vol. 54, no. 4, pp. 1628-1640, Aug. 2018. [IEEExplore]

[89] S.G. Sagkriotis, S.K. Pantelis, I.D. Moscholios, V.G. Vassilakis, "Call blocking probabilities in a two-link multi rate loss system for Poisson traffic", IET Networks, vol. 7, no. 4, pp. 233-241, July 2018. [IEEExplore] [IET Digital Library]

[88] I.D. Moscholios, V.G. Vassilakis, P.G. Sarigiannidis, “Performance modelling of a multirate loss system with batched Poisson arrivals under a probabilistic threshold policy”, IET Networks, vol. 7, no. 4, pp. 242-247, July 2018. [IEEExplorte] [IET Digital Library]

[87] P.P. Ioulianou, V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, “A signature-based intrusion detection system for the Internet of Things”, IEICE ICTF, Graz, Austria, July 2018. [ePrint]

[86] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, "Efficient radio resource allocation in SDN/NFV based mobile cellular networks under the complete sharing policy", IET Networks, vol. 7, no. 3, pp. 103-108, May 2018. [IEEExplore] [IET Digital Library]

[85] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, "Quality of service differentiation in heterogeneous CDMA networks: A mathematical modelling approach", Wireless Networks, Springer, vol. 24, no. 4, pp. 1279-1295, May 2018. [SpringerLink]

[84] B.A. Alzahrani, M. Alreshoodi, V.G. Vassilakis, A. Almuhaimeed, F. Alarfaj, "Toward secure packet delivery in future Internet communication", IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, USA, Jan. 2018. [IEEEXplore]

[83] S.G. Sagkriotis, S.K. Pantelis, I.D. Moscholios, V.G. Vassilakis, “Call-level analysis of a two-link multirate loss model based on a convolution algorithm, Journal of Telecommunications and Information Technology (JIIT), no. 1, pp. 3-10, Jan. 2018. [JIIT]

[82] I.D. Moscholios, V.G. Vassilakis, P.G. Sarigiannidis, N.C. Sagias, M.D. Logothetis, "An analytical framework in LEO mobile satellite systems servicing batched Poisson traffic", IET Communications, vol. 12, no. 1, pp. 18-25, Jan. 2018. [IEEExplore] [IET Digital Library]

[81] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, M.N. Koukias, "Formal verification of key establishment for dual connectivity in small cell LTE networks", The 6th International Conference on Communications, Computation, Networks and Technologies (INNOV), Athens, Greece, Oct. 2017. [ePrint]

[80] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, A. C. Boucouvalas, "State-dependent bandwidth sharing policies for wireless multirate loss networks", IEEE Transactions on Wireless Communications, vol. 16, no. 9, Aug. 2017. [IEEEXplore]

[79] V.G. Vassilakis, B.A. Alohali, I.D. Moscholios, M.D. Logothetis, "Security analysis of integrated Diffie-Hellman digital signature algorithm protocols", IEICE ICTF, Poznan, Poland, July 2017. [ePrint]

[78] V.G. Vassilakis, I.D. Moscholios, J.S. Vardakas, M.D. Logothetis, "On the digital certificate management in advanced metering infrastructure networks", IEICE ICTF, Poznan, Poland, July 2017. [ePrint]

[77] V.G. Vassilakis, I.D. Moscholios, B.A. Alzahrani, M.D. Logothetis, "Toward information-centric software-defined cellular networks", 14th International Conference on Telecommunications (ConTel), Zagreb, Croatia, June 2017. [IEEEXplore]

[76] V.G. Vassilakis, E. Panaousis, H. Mouratidis, I.D. Moscholios, M.D. Logothetis, "Security Requirements Modelling for Virtualized 5G Small Cell Networks", 24th International Conference on Telecommunication (ICT), Limassol, Cyprus, May 2017. [IEEEXplore]

[75] V.G. Vassilakis, L. Wang, I. Moscholios, M. Logothetis, "Calculating distributed denial of service attack probability in Bloom-filter based information-centric networks", Image Processing and Communications (IPC), vol. 21, no. 1, pp 7-22, April 2017. [IPC]

[74] B.A. Alohali, V.G. Vassilakis, "Security of Wireless Sensor Network (WSN) in Smart Grid", 2nd International Conference on Internet of Things, Data, and Cloud Computing, Cambridge, UK, March 2017. [ACM Digital Library]

[73] B.A. Alohali, V.G. Vassilakis, "Protecting data confidentiality in the cloud of things", International Journal of Hyperconnectivity and the Internet of Things, vol. 1, no. 1, Jan. 2017. [ACM Digital Library]

[72] V.G. Vassilakis, E. Panaousis, H. Mouratidis, "Security Challenges of Small Cell as a Service in Virtualized Mobile Edge Computing Environments", WISTP International Conference on Information Security Theory and Practice, Heraklion, Greece, 26-27 Sept. 2016. [SpringerLink]

[71]  V.G. Vassilakis, I. Chochliouros, A. Spiliopoulou, E. Sfakianakis, M. Belesioti, N. Bombetsis, M. Wilson, C. Turyagyenda, A. Dardamanis, "Security Analysis of Mobile Edge Computing in Virtualized Small Cell Networks", 1st Workshop on 5G – Putting Intelligence to the Network Edge (5G-PINE), Thessaloniki, Greece, 16-18 Sept. 2016. [SpringerLink]

[70] B. Alzahrani, V. Vassilakis, M. Alreshoodi, F. Alarfaj, A. Alhindi, "Proactive detection of DDoS in publish-subscribe networks", International Journal of Network Security & Its Applications (IJNSA), vol.8, no.4, July 2016. [IJNSA]

[69] V.G. Vassilakis, I.D. Moscholios, B.A. Alzahrani, M.D. Logothetis, "On the Security of Software-Defined Next-Generation Cellular Networks", IEICE ICTF, Patras, Greece, 6-8 July 2016. [ePrint]

[68] V.G. Vassilakis, L. Wang, L. Carrea, I.D. Moscholios, M.D. Logothetis, "Scalable Bloom-Filter Based Content Dissemination in Community Networks using Information Centric Principles", IEICE ICTF, Patras, Greece, 6-8 July 2016.

[67] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, "Call Blocking Probabilities for Poisson Traffic under the Multiple Fractional Channel Reservation Policy", IEEE/IET CSNDSP, Prague, 20-22 July 2016. [IEEEXplore]

[66] V.G. Vassilakis, L. Carrea, I.D. Moscholios, M.D. Logothetis, "Mediator-Assisted Multi-Source Routing in Information Centric Networks", IEEE/IET CSNDSP, Prague, 20-22 July 2016. [IEEEXplore]

[65] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, A. C. Boucouvalas, "A Probabilistic threshold-based bandwidth sharing policy for wireless multi-rate loss networks", IEEE Wireless Communications Letters, vol. 5, no. 3, pp. 1-4, June 2016. [IEEEXplore]

[64] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, "Uplink blocking probabilities in priority-based cellular CDMA networks with finite source population", IEICE Transactions on Communications, vol. E-99B, no. 6, June 2016. [IEICE]

[63] I. Giannoulakis, G. Xilouris, E. Kafetzakis, M. Kourts, J. Fajardo, P. Khodashenas, A. Albanese, H. Mouratidis, V.G. Vassilakis, "System Architecture and Deployment Scenarios for SESAME: Small cEllS coordinAtion for Multi-tenancy and Edge services", IEEE Conference on Network Softwarization (NetSoft), Seoul, Korea, June 2016. [IEEEXplore]

[62] V.G. Vassilakis, I.D. Moscholios, B.A. Alzahrani, M.D. Logothetis, "A Software-Defined Architecture for Next-Generation Cellular Networks", IEEE International Conference on Communications (ICC), Kuala Lumpur, Malaysia, 23-27 May 2016. [IEEEXplore]

[61] I.D. Moscholios, M.D. Logothetis, A.C. Boucouvalas, V.G. Vassilakis, "Call blocking probabilities of multirate elastic and adaptive traffic under the threshold and bandwidth reservation policies", Journal of Telecommunications and Information Technology (JTIT), no. 1, pp. 44-52, January 2016. [JTIT]

[60] X. Zhang, N. Wang, V.G. Vassilakis, M.P. Howarth, "A distributed in-network caching scheme for P2P-like content chunk delivery", Computer Networks, Elsevier, vol. 91, pp. 577-592, Nov. 2015. [ScienceDirect]

[59] G. Kamel, N. Wang, V.G. Vassilakis, Z. Sun, P. Navaratham, C. Wang, L. Dong, R. Tafazolli, "CAINE: A context-aware information-centric network ecosystem", IEEE Communications Magazine, vol. 53, no. 8, pp. 176-183, Aug. 2015. [IEEEXplore]

[58] I.D. Moscholios, M.D. Logothetis, A.C. Boucouvalas, V.G. Vassilakis, "An Erlang Multirate Loss Model Supporting Elastic Traffic under the Threshold Policy", IEEE International Conference on Communications (ICC), London, UK, 8-12 June 2015. [IEEEXplore]

[57] V.G. Vassilakis, B.A. Alohali, I.D. Moscholios, M.D. Logothetis, "Mitigating Distributed Denial-of-Service Attacks in Named Data Networking", 10th Advanced International Conference on Telecommunications (AICT), Brussels, Belgium, 21-26 June 2015.

[56] I.D. Moscholios, V.G. Vassilakis, G.A. Kallos, M.D. Logothetis, "Performance Analysis of CDMA-Based Networks with Interference Cancellation, for Batched Poisson Traffic under the Bandwidth Reservation Policy", 13th International Conference on Telecommunications (ConTEL), Graz, Austria, 13-15 July 2015. [IEEEXplore]

[55] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, "Performance Evaluation of Priority-Based CDMA Systems in the Presence of Multirate Poisson Traffic", IEICE ICTF, Manchester, UK, June 2015. [IEICE]

[54] I.D. Moscholios, M.D. Logothetis, A.C. Boucouvalas, V.G. Vassilakis, "Call Blocking Probabilities of Multirate Elastic Traffic under the Threshold and Bandwidth Reservation Policies", IEICE ICTF, Manchester, UK, June 2015. [IEICE]

[53] V.G. Vassilakis, I.D. Moscholios, A. Bontozoglou, M.D. Logothetis, "Mobility-Aware QoS Assurance in Software-Defined Radio Access Networks: An Analytical Study", IEEE Conference on Network Softwarization (NetSoft), London, United Kingdom, 17 April, 2015. [IEEEXplore]

[52] B.A. Alzahrani, M.J. Reed, V.G. Vassilakis, "Resistance Against Brute-Force Attacks on Stateless Forwarding in Information Centric Networking", ACM/IEEE Symposium on Architectures for Networking and Communications Systems (ANCS), Oakland, California, USA, May 7-8, 2015. [IEEEXplore]

[51] B.A. Alzahrani, M.J. Reed, J. Riihijärvi, V.G. Vassilakis, "Scalability of information centric networking using mediated topology management", Journal of Network and Computer Applications (JNCA) – Special Issue on Information-Centric Network Architecture, Protocols, Algorithms and Applications, Elsevier, vol. 50, pp. 126-133, April 2015.[ScienceDirect]

[50] B.A. Alzahrani, V.G. Vassilakis, "Thorough analysis of brute-force attacks on stateless forwarding in information centric networks", Mediterranean Journal of Computer Networks (MEDJCN), vol. 11, no. 2, April 2015. [MedJCN]

[49] B.A Alohali, V.G. Vassilakis, "Secure and Energy-Efficient Multicast Routing in Smart Grids", IEEE International Conference on Intelligent Sensors, Sensor Networks and Information Processing (ISSNIP), Singapore, 7-9 April 2015. [IEEEXplore]

[48] M.F. AL-Naday, A. Bontozoglou, V.G. Vassilakis, M.J. Reed, "Quality of Service in an Information-Centric Network", IEEE GLOBECOM 2014, Next-Generation Networking Symposium, Austin, Texas, USA, 8-12 Dec., 2014. [IEEEXplore]

[47] X. Zhang, N. Wang , V.G. Vassilakis, M.P. Howard, "Decision-Making for In-Network Caching of Peer-to-Peer Content Chunks - An Analytical Modelling Study", 5th International Conference on Network of the Future (NoF), Paris, France, 3-5 Dec., 2014. [IEEEXplore]

[46] V.G. Vassilakis, I.D. Moscholios, J.S. Vardakas, M.D. Logothetis, "Handoff Modeling in Cellular CDMA with Finite Sources and State-Dependent Bandwidth Requirements", 19th IEEE CAMAD, Athens, Greece, 1-3 Dec., 2014. [IEEEXplore]

[45] I.D. Moscholios, G.A. Kallos, V.G. Vassilakis, M.D. Logothetis, "Congestion Probabilities in CDMA-Based Networks Supporting Batched Poisson Input Traffic", Journal of Wireless Personal Communications (WPC), Springer, vol. 79, no. 2, pp. 1163-1186, July 2014. [SpringerLink]

[44] V.G. Vassilakis, M.F. AL-Naday, M.J. Reed, B.A. Alzahrani, K. Yang, I.D. Moscholios, M.D. Logothetis, "A Cache-Aware Routing Scheme for Information-Centric Networks", 9th IEEE/IET CSNDSP, Manchester, U.K., 23-25 July, 2014. [IEEEXplore]

[43] B.A. Alzahrani, V.G. Vassilakis, M.J. Reed, "Selecting Bloom-Filter Header Lengths for Secure Information-Centric Networking", 9th IEEE/IET CSNDSP, Manchester, U.K., 23-25 July, 2014. (best paper award) [IEEEXplore]

[42] I.D. Moscholios, M.A. Katsiva, G.A. Kallos, V.G. Vassilakis, M.D. Logothetis, "Equalization of Congestion Probabilities in a W-CDMA Cell Supporting Calls of Finite Sources with Interference Cancellation”, 9th IEEE/IET CSNDSP, Manchester, U.K., 23-25 July, 2014. [IEEEXplore]

[41] ] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, M.N. Koukias, “A Single-Threshold Model for Handoff Traffic Analysis in Cellular CDMA Networks”, The 10th Advanced International Conference on Telecommunications (AICT 2014), Paris, France, July 20-24, 2014.

[40] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, and J.S. Vardakas, "Erlang-Engset Multirate Retry Loss Models for Elastic and Adaptive Traffic under the Bandwidth Reservation Policy", International Journal on Advances in Networks and Services, vol. 7, no. 1&2, June 2014.

[39] I.D. Moscholios, V.G. Vassilakis, J.S. Vardakas, M.D. Logothetis, “Multirate Retry Loss Models Supporting Elastic Traffic of Quasi-Random Input”, IEICE ICTF, Poznan, Poland, 28-30 May, 2014. [IEICE]

[38] I.D. Moscholios, G.A. Kallos, M.A. Katsiva, V.G. Vassilakis, M.D. Logothetis, “Call blocking probabilities in a W-CDMA cell with interference cancellation and bandwidth reservation”, IEICE ICTF, Poznan, Poland, 28-30 May, 2014. [IEICE]

[37] I.D. Moscholios, G.A. Kallos, M.A. Katsiva, V.G. Vassilakis, M.D. Logothetis, "QoS Equalization in a W-CDMA Cell Supporting Calls of Infinite or Finite Sources with Interference Cancellation", Journal of Telecommunications and Information Technology (JTIT), no. 3, 2014. [JTIT]
 
[36] B.A. Alzahrani, V.G. Vassilakis, M.J. Reed, "Key Management in Information-Centric Networking", International Journal of Computer Networks & Communications (IJCNC), vol.5, no.6, pp. 153-166, Nov. 2013. [IJCNC]

[35] I.D. Moscholios, G.A. Kallos, V.G. Vassilakis, M.D. Logothetis, M.N. Koukias, “Congestion Probabilities in W-CDMA Networks Supporting Calls of Finite Sources”, 7th International Working Conference on Performance Modelling and Evaluation of Heterogeneous Networks (IFIP HET-NETs 2013), Ilkley, West Yorkshire, U.K., 11-13 Nov., 2013.

[34] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, M.N. Koukias, “QoS Equalization in a Multirate Loss Model of Elastic and Adaptive Traffic with Retrials”, 5th Int. Conference on Emerging Network Intelligence (EMERGING), Porto, Portugal, Sept. 29-Oct. 3, 2013.

[33] B.A. Alzahrani, V.G. Vassilakis, M.J. Reed, “Securing the Forwarding Plane in Information Centric Networks”, 5th Computer Science and Electronic Engineering Conference (CEEC 2013), Colchester, U.K., 17-18 Sept. 2013. [IEEEXplore]

[32] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, and J.S. Vardakas, “Bandwidth Reservation in the Erlang Multirate Loss Model for Elastic and Adaptive Traffic”, 9th Advanced International Conference on Telecommunications (AICT), Rome, Italy, June 23 – 28, 2013.

[31] B.A. Alzahrani, V.G. Vassilakis, and M.J. Reed, “Mitigating Brute-force Attacks on Bloom-filter Based Forwarding”, Conference on Future Internet Communications (CFIC 2013), Coimbra, Portugal, May 15-16, 2013. [IEEEXplore]

[30] B.A. Alzahrani, M.J. Reed, and V.G. Vassilakis, "Enabling z-Filter Updates for Self-Routing Denial-of-Service Resistant Capabilities", 4th Computer Science and Electronic Engineering Conference (CEEC), Colchester, U.K., 12-13 Sep. 2012. [IEEEXplore]

[29] V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "The Extended Connection-Dependent Threshold Model for Call-level Performance Analysis of Multi-rate Loss Systems under the Bandwidth Reservation Policy”, International Journal of Communication Systems, Wiley, vol. 25, no. 7, pp. 849-873, July 2012. [Wiley]
 
[28] I.D. Moscholios, V.G. Vassilakis, J.S. Vardakas, and M.D. Logothetis, “Call Blocking Probabilities of Elastic and Adaptive Traffic with Retrials”, The 8th Advanced International Conference on Telecommunications (AICT), Stuttgart, Germany, May 27 – June 1, 2012.

[27] I.D. Moscholios, V.G. Vassilakis, J.S. Vardakas, and M. D. Logothetis, "Retry Loss Models Supporting Elastic Traffic", Advances in Electronics and Telecommunications, vol. 2, no. 3, Sep. 2011.

[26] I.D. Moscholios, V.G. Vassilakis, J.S. Vardakas, and M.D. Logothetis, “Retry Loss Models Supporting Elastic Traffic”, 1st European Teletraffic Seminar (ETS), Poznan, Poland, 14-16 Feb. 2011.

[25] G.A. Kallos, V.G. Vassilakis, and M.D. Logothetis, "Call-Level Performance Analysis of a W-CDMA Cell with Finite Population and Interference Cancellation" (letter), European Transactions on Telecommunications, vol. 22, pp. 25-30, Jan. 2011. [Wiley]

[24] I.D. Moscholios, V.G. Vassilakis, M.D. Logothetis, and A.C. Boucouvalas, “Blocking Equalization in the Erlang Multirate Loss Model for Elastic Traffic”, 2nd Int. Conference on Emerging Network Intelligence (EMERGING), Florence, Italy, 25-30 Oct. 2010

[23] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Call-Level Analysis of Hybrid WDM-OCDMA Passive Optical Networks with Finite Traffic Sources", Journal on Information and Communications Technologies, Special issue on Tools, Modeling Techniques and Analysis Aspects of Heterogeneous Networks, vol. E-1, no. 1(5), Aug. 2009. [SemanticScholar]

[22] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, “Blocking Analysis for Priority Classes in hybrid WDM-OCDMA Passive Optical Networks”, 5th Advanced International Conference on Telecommunications (AICT), Venice, Italy, May 24-28, 2009.

[21] I.B. Daskalopoulos, V.G. Vassilakis, and M.D. Logothetis, "Thorough Analysis of Downlink Capacity in a WCDMA Cell", 1st International Conference on Mobile Lightweight Wireless Systems (MOBILIGHT), Athens, Greece, May 18-20, 2009. [SpringerLink]

[20] V.G. Vassilakis, G.A. Kallos, I.D. Moscholios, and M.D. Logothetis, "On Call Admission Control in W-CDMA Networks Supporting Handoff Traffic", Ubiquitous Computing and Communication Journal, Special issue on Communication Systems, Networks and Digital Signal Processing, Jan. 2009. [UBICC]

[19] V.G. Vassilakis, and M.D. Logothetis, "The Wireless Engset Multi-rate Loss Model for the Handoff Traffic Analysis in W-CDMA Networks", 18th IEEE Annual International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC 2008), Cannes, France, 15-18 Sept., 2008. [IEEEXplore]

[18] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Loss Models in Traffic-Groomed WDM All-Optical Networks", 6th International Conference on Communication Systems, Networks and Digital Signal Processing (CSNDSP), Graz, Austria, 23-25 July 2008. [IEEEXplore]   

[17] G.A. Kallos, V.G. Vassilakis, and M.D. Logothetis, "Call Blocking Probabilities in a W-CDMA Cell with Fixed Number of Channels and Finite Number of Traffic Sources", 6th International Conference on Communication Systems, Networks and Digital Signal Processing (CSNDSP), Graz, Austria, 23-25 July 2008. [IEEEXplore]

[16] V.G. Vassilakis, G.A. Kallos, I.D. Moscholios, and M.D. Logothetis, "Evaluation of a Call Admission Control Scheme in W-CDMA Cellular Networks", 6th International Conference on Communication Systems, Networks and Digital Signal Processing (CSNDSP), Graz, Austria, 23-25 July 2008. [IEEEXplore]

[15] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Call-Level Analysis of Hybrid WDM-OCDMA PONs", 10th International Conference on Transparent Optical Networks (ICTON), Athens, Greece, 22-26 June 2008. [IEEEXplore]

[14] V.G. Vassilakis, G.A. Kallos, I.D. Moscholios, and M.D. Logothetis, "On the Handoff-Call Blocking Probability Calculation in W-CDMA Cellular Networks", 4th Advanced International Conference on Telecommunications (AICT), Athens, Greece, 8-13 June 2008.

[13] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Blocking Analysis in Hybrid TDM-WDM PONs supporting elastic traffic", 4th Advanced International Conference on Telecommunications (AICT), Athens, Greece, 8-13 June 2008.

[12] V.G. Vassilakis, G.A. Kallos, I.D. Moscholios, and M.D. Logothetis, "Call-Level Analysis of W-CDMA Networks Supporting Elastic Services of Finite Population", IEEE International Conference on Communications (ΙCC), Beijing, China, 19-23 May, 2008. [IEEEXplore]  

[11] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Performance Modelling and Analysis of Passive Optical Networks for Poisson Traffic", Journal of Communications, University of Zilina, Slovakia, pp. 38-44, Apr. 2008.

[10] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Blocking Analysis in Hybrid TDM-WDM Passive Optical Networks", 5th International Working Conference on Performance Modelling and Evaluation of Heterogeneous Networks (HET-NETs), Karlskrona, Sweden, 18-20 Feb. 2008. [SemanticScholar]

[9] V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "Call-level Performance Modelling of Elastic and Adaptive Service-classes with Finite Population", IEICE Transactions on Communications, vol. E91-B, no. 1, pp. 151-163, 2008. [IEICE]

[8] V.G. Vassilakis, G.A. Kallos, I.D. Moscholios, and M.D. Logothetis, "The Wireless Engset Multi-Rate Loss Model for the Call-level Analysis of W-CDMA Networks", 18th IEEE Annual International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), Athens, Greece, 3-6 Sept., 2007. [IEEEXplore]

[7] J.S. Vardakas, V.G. Vassilakis, and M.D. Logothetis, "Calculating Blocking Probabilities in Single-Hop WDM Traffic Groomed Optical Networks", 9th International Conference on Transparent Optical Networks (ICTON), Rome, July, 2007. [IEEEXplore]

[6] V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "Call-Level Performance Modelling of Elastic and Adaptive Service-Classes", IEEE International Conference on Communications (ΙCC), Glasgow, Scotland, 24-28 June, 2007. [IEEEXplore]

[5] G.A. Kallos, V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "Performance Modelling of W-CDMA Networks Supporting Elastic and Adaptive Traffic", 4th International Working Conference on Performance Modelling and Evaluation of Heterogeneous Networks (HET-NETs), Ilkley, West Yorkshire, U.K., 11-13 Sept., 2006, pp. 09/1-09/10. [HET-NETs]

[4] V.G. Vassilakis, I.D. Moscholios, M.D. Logothetis, and J.S. Vardakas, "Call-level Multi-rate Loss Models for Elastic Traffic", 45th European Telecommunications Congress of  FITCE, Athens, Greece, 30 Aug. - 2 Sept., 2006, pp. 287-291.

[3] V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "The Extended Connection-Dependent Threshold Model for Elastic and Adaptive Traffic", 5th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP 2006), Patras, Greece, 19-22 July, 2006, pp. 42-45. [WCL]

[2] V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "Evaluation of Multi-rate Loss Models for Elastic and Adaptive Services", 12th Polish Teletraffic Symposium (PSRT), Poznan, Poland, 19-20 Sept., 2005, pp. 7-16.

[1] V.G. Vassilakis, I.D. Moscholios, and M.D. Logothetis, "Evaluation of Multi-rate Loss Models for Elastic Traffic", 3rd International Working Conference on Performance Modelling and Evaluation of Heterogeneous Networks (HET-NETs), Ilkley, West Yorkshire, U.K., 18-20 July, 2005, pp. 24/1-24/10.