Journals

[J16] N. Giakoumoglou, T. Stathaki, A. Gkelias, " A Review on Discriminative Self-supervised Learning Methods in Computer Vision ", submitted to the International Journal of Computer Vision.

[J15] 🏆 F. Zafari, A. Gkelias, and K. Leung, "A Survey of Indoor Localization Systems and Technologies," IEEE Communications Surveys & Tutorials, vol. 21, no. 3, pp. 2568-2599, Third Quarter 2019. [IEEE Communications Society Best Survey Paper Award 2022] 🏆

[J14] T. He, A. Gkelias, L. Ma, K. K. Leung, A. Swami, and D. Towsley, "Robust and Efficient Monitor Placement for Network Tomography in Dynamic Networks," IEEE/ACM Transactions on Networking, vol. 25, issue: 3, pp. 1732-1745, June 2017.

[J13] J. Song, H. Kim, and A. Gkelias, "iVisher: A system for real-time caller ID spoofing detection," in ETRI Journal, vol. 36, no. 5, pp. 865-875, Oct. 2014.

[J12] C. H. Liu, K. K. Leung, A. Gkelias, "A Generic Admission-Control Methodology for Packet Networks," IEEE Transactions on Wireless Communications, vol. 13, no. 2, pp. 604-617, Feb. 2014.

[J11] G. Tychogiorgos, A. Gkelias, K. K. Leung, "A Non-convex Distributed Optimization Framework and its Application to Wireless Ad-hoc Networks," IEEE Transactions on Wireless Communications, vol. 12, no. 9, pp. 4286-4296, Sep. 2013.

[J10] N. Sofra, A. Gkelias and K. K. Leung, " Route Construction for Long Lifetime in VANETs ," IEEE Transactions on Vehicular Technology, vol.60, no.7, pp. 3450-3461, Sept. 2011.

[J9] I. Ashraf, K. Voulgaris, A. Gkelias, M. Dohler, A. H. Aghvami, "Impact of Interfering Bluetooth Piconets on a Collocated p-Persistent CSMA-based WLAN," IEEE Trans. on Vehicular Technology, vol. 58, no. 9, pp. 4962-4975, Nov. 2009.

[J8] C. H. Liu, A. Gkelias, Y. Hou and K. K. Leung, "Cross-Layer Design for QoS in Wireless Mesh Networks," Springer Wireless Personal Communications, Special Issue on "Cross-Layer Design for Future Generation Wireless Networks," vol 51, no. 3, pp. 593-613, Nov. 2009.

[J7] I. Ashraf, A. Gkelias, M. Dohler, A. H. Aghvami, "Time-Synchronized Multi-Piconet Bluetooth Environment," IEE Proc. Communications, vol. 153, no. 3, pp. 444-452, June 2006.

[J6] M. Dohler, A. Gkelias, H. Aghvami, "The Capacity of Distributed PHY-Layer Sensor Networks," IEEE Trans. on Vehicular Technology, vol. 55, no. 2, pp. 622-639, March 2006.

[J5] V. Friderikos, K. Papadaki, M. Dohler, A. Gkelias, H. Aghvami, "Linked Waters," IEE Communications Engineer Magazine, pp. 24-27, April/May 2005.

[J4] A. Gkelias, M. Dohler, V. Friderikos, H. Aghvami, "Average Packet Delay of CSMA/CA with Finite User Population," IEEE Communications Letters, vol. 9, Issue: 3, pp.273-275, March 2005.

[J3] M. Dohler, A. Gkelias, H. Aghvami, "Resource Allocation for FDMA-based Regenerative Multi-Hop Links", IEEE Transactions on Wireless Communications, Volume: 3 , Issue: 6 , pp. 1989 - 1993, Nov. 2004.

[J2] M. Dohler, A. Gkelias, H. Aghvami,"A Resource Allocation Strategy for Distributed MIMO Multi-Hop Communication Systems," IEEE Communications Letters, vol. 8, Issue: 2, pp. 99 - 101 , Feb. 2004. (over 100 Citations)

[J1] M. Dohler, A. Gkelias, H. Aghvami, "2-Hop Distributed MIMO Communication System", IEE Electronics Letters, vol. 39, no. 18, pp. 1350-1351, Sept. 2003.

Conferences

[c41] A. Gkelias, P.J. Baker, K.K. Leung, O. Worthington and C. Melville, "Digital Twins for Internet of Battlespace Things (IoBT) Coalitions," International Conference on Military Communication and Information Systems (ICMCIS), 2025.

[c40] A. Gkelias, K.K. Leung, "GAN-Based Detection of Adversarial EM Signal Waveforms," IEEE Military Communications Conference (MILCOM), Rockville, MD, USA, 2022.

[c39] K.K. Leung, P.J. Baker, A. Gkelias, Z. Chen, L. Fowkes, and O. Worthington, "Resource Management in Software Defined (SD) Slices," Military Communications and Information Systems (MilCIS 2022), Canberra, Australia, 15-17 Nov 2022. [talk]

[c38] K.K. Leung, P.J. Baker, A. Gkelias, L. Fowkes, and O. Worthington, "Software Defined (SD) Slices," Military Communications and Information Systems (MilCIS 2021), Canberra, Australia, 22-24 Feb 2022. [talk]

[c37] A. Gkelias, N.K. Panigrahy, M. Mobayenjarihani, K.K. Leung, D. Towsley, P.J. Baker, O. Worthington, and L. Fowkes, "Resource Management in Software Defined Coalitions (SDC) through Slicing," IEEE Military Communications Conference (MILCOM), San Diego, CA, USA, 29 Nov–2 Dec 2021.

[c36] J.F. Montenegro, M.M.D. Oghaz, A. Gkelias, G. Tzimiropoulos and V. Argyriou, "Features Extraction Based on an Origami Representation of 3D Landmarks," VISAPP 2019.

[c35] D. Verma, K. Chan, K. K. Leung and A. Gkelias, "Invocation oriented architecture for agile code and agile data," Ground/Air Multisensor Interoperability, Integration, and Networking for Persistent ISR VIII, Anaheim, California, US, 9 - 13 April 2017.

[c34] B. Villarini, A. Gkelias and V. Argyriou, "Photometric Stereo for 3D face reconstruction using non linear illumination models," International Conference on Pattern Recognition (ICPR'16) - International Multimodal Pattern Recognition of Social Signals in human computer interaction (MPRSS 2016) , Cancun, Mexico, 4-8 Dec. 2016.

[c33] J.F. Montenegro, B. Villarini, A. Gkelias and V. Argyriou, "Cognitive behaviour analysis based on facial information using depth sensors," International Conference on Pattern Recognition (ICPR'16) - International Workshop on Understanding Human Activities through 3D Sensors (UHA3DS 2016), Cancun, Mexico, 4-8 Dec. 2016.

[c32] J.F. Montenegro, A. Gkelias and V. Argyriou, "Emotion understanding using multimodal information based on autobiographical memories for Alzheimer’s patients," Asian Conference on Computer Vision (ACCV’16) - Workshop on Assistive Vision, Taipei, Taiwan, 20-24 Nov. 2016.

[c31] T. He, L. Ma, A. Gkelias, K. K. Leung, A. Swami, D. Towsley, "Robust Monitor Placement for Network Tomography in Dynamic Networks," IEEE INFOCOM 2016, San Francisco, CA, USA, 10-15 April 2016. [acceptance rate: 18.25%]

[c30] G. V. Rossi, K. K. Leung, A. Gkelias, "Density-Based Optimal Transmission for Throughput Enhancement in Vehicular Ad-Hoc Networks," IEEE ICC 2015, London, UK, 8-12 June 2015.

[c29] G. Tychogiorgos, A. Gkelias, K. K. Leung, "Distributed Network Resource Allocation for Multi-Tiered Multimedia Applications," IEEE INFOCOM 2015, Hong Kong, 26 April - 1 May 2015. [acceptance rate: 19%]

[c28] J. Skulic, A. Gkelias, K. K. Leung, "Delay Analysis of Network Coding in Linear Wireless Sensor Networks" IEEE Conference on Wireless Sensors (ICWISE 2013), Kuching, Sarawak, Malaysia, 27-29 Nov. 2013.

[c27] J. Skulic, A. Gkelias, K. K. Leung, "Node Placement in Linear Wireless Sensor Networks," EUSIPCO 2013, Marrakech, Morocco, 9-13 Sept. 2013.

[c26] 🏆 G. Tychogiorgos, A. Gkelias, K. K. Leung, "Utility-Proportional Fairness in Wireless Networks," IEEE PIMRC 2012, Sydney, Australia, 9 - 12 Sept. 2012 [Best Student Paper Award] 🏆

[c25] G. Tychogiorgos, A. Gkelias, K. K. Leung, "A New Distributed Optimization Framework for Hybrid Ad-hoc Networks," IEEE GLOBECOM 2011 - Workshop on Heterogeneous, Multi-Hop, Wireless and Mobile Networks, Houston, Texas, USA, 5 - 9 Dec. 2011.

[c24] G. Tychogiorgos, A. Gkelias, K. K. Leung, "Towards a Fair Non-convex Resource Allocation in Wireless Networks," IEEE PIMRC 2011, Toronto, Canada, 11 - 14 Sept. 2011.

[c23] P. Mazurkiewicz, A. Gkelias and K. K. Leung, "Linear Antenna Array, Ranging and Accelerometer for 3D GPS-Less Localization of Wireless Sensors," 2010 International Conference on Indoor Positioning and Indoor Navigation (IPIN), ETH Zurich, 15 - 17 September 2010.

[c22] C. H. Liu, A. Gkelias, K. K. Leung, "Route Capacity Estimation Based Admission Control and QoS Routing for Mesh Networks," IEEE Globecom 2009, Hawaii, USA, 30 Nov. - 4 Dec. 2009.

[c21] A. Gkelias, K. K. Leung and C. Ling "The Effect of Wireless Channel on Network Coding Opportunities," IEEE PIMRC 2009, Tokyo, Japan, 13 - 16 September 2009.

[c20] A. Gkelias, K. K. Leung, "A Distributed Opportunistic Scheduling Scheme for Wireless Network Coding," IEEE International Symposium on Wireless Communication Systems (ISWCS) 2009, Siena, Italy, 7 - 9 September 2009.

[c19] N. Sofra, A. Gkelias, K. K. Leung, "Link Residual-Time Estimation for VANET Cross-Layer Design," IEEE International Workshop on Cross-Layer Design (IWCLD) 2009, Palma de Mallorca, Spain, 11 - 12 June 2009.

[c18] C. H. Liu, S. G. Colombo, A. Gkelias, E. Liu, and K. K. Leung, "An Efficient Cross-Layer Simulation Architecture for Wireless Mesh Networks," IEEE UKSim 2009, Cambridge, England, 25-27 March 2009.

[c17] C. H. Liu, S. G. Colombo, E. Liu, A. Gkelias and G. Paltenghi, "Efficient Cross-Layer Simulator for Performance Evaluation of Wireless Mesh Networks," ACM Simutools 2009, Rome, Italy, 2-6 March 2009.

[c16] C. H. Liu, A. Gkelias, Y. Hou, K. K. Leung, "A Distributed Scheduling Algorithm with QoS Provisions in Multi-Hop Wireless Mesh Networks," IEEE WiMob 2008, Avignon, France, 12-14 Oct 2008. [acceptance rate: 25%]

[c15] C. H. Liu, A. Gkelias, K. K. Leung, "Connection Admission Control and Grade of Service for QoS Routing in Wireless Mesh Networks," IEEE PIMRC 2008, Cannes, France, 14-18 Sept 2008.

[c14] A. Gkelias, F. Boccardi, C. H. Liu, K. K. Leung, "MIMO Routing with QoS Provisioning", IEEE Internation Symposium on Wireless Pervasive Computing (ISWPC) 2008 , Santorini, Greece, 7-9 May 2008.

[c13] C. H. Liu, A. Gkelias, K. K. Leung, "A Cross-Layer Framework of QoS Routing and Distributed Scheduling for Mesh Networks", IEEE Vehicular Technology Conference (VTC2008-Spring), Singapore, 11-14 May 2008.

[c12] C. H. Liu, K. K. Leung, A. Gkelias, "A Novel Cross-Layer QoS Routing Algorithm for Wireless Mesh Networks," IEEE International Conference on Information Networking (ICOIN) 2008, Busan, Korea, 23-25 Jan 2008.

[c11] K. Voulgaris, A. Gkelias, I. Ashraf, M. Dohler, A. H. Aghvami, "Throughput Analysis of Wireless CSMA/CD for a finite user population," IEEE Vehicular Technology Conference (VTC2006-Fall), Montreal, Canada, Sept. 2006.

[c10] I. Ashraf, A. Gkelias, K. Voulgaris, M. Dohler, A. H. Aghvami, "Co-existence of CSMA/CA and Bluetooth", IEEE International Conference on Communications (ICC), Instabul, Turkey, June 2006.

[c9] I. Ashraf, A. Gkelias, L. Musavian, M. Dohler, A. H. Aghvami, "Performance Evaluation in Time-Synchronized Multi-Piconet Bluetooth Environments", IWWAN 2005, London, UK, May 2005.

[c8] A. Gkelias, M. Dohler, V. Friderikos, H. Aghvami, "Wireless Multi-Hop CSMA/CA with Cross-Optimised PHY/MAC", IEEE GLOBECOM Wireless Ad hoc and Sensor Networks, December 2004, Dallas, Texas USA.

[c7] M. Dohler, A. Gkelias, H. Aghvami, "Distributed Relaying Networks", COST 273, TD(04)030, Athens, Greece, 2004.

[c6] A. Gkelias, M. Dohler, A.H. Aghvami, "Throughput Analysis for Wireless Multi-Hop CSMA", PIMRC, Barcelona, Spain, September 2004.

[c5] M. Dohler, A. Gkelias, A.H. Aghvami, "Throughput of Distributed-MIMO Multi-Stage Communication Networks over Ergodic Channels", ICT, Fortaleza, Brasil, August 2004 (Also Published in "Lecture Notes in Computer Science" Springer Book Series).

[c4] M. Dohler, A. Gkelias, H.Aghvami, "Throughput of Distributed-MIMO Multi-Stage Communication Networks over Non-Ergodic Channels", VTC2004-Spring, Milan, Italy, May 2004.

[c3] M. Dohler, A. Gkelias, H. Aghvami, "Space-Time Block Encoded Sensor Networks", WWRF8bis-WG5, Beijing, 26 - 27 February 2004.

[c2] M. Dohler, A. Gkelias, H. Aghvami, "Resource Allocation Strategies for Distributed Relaying Networks," WWRF8bis-WG4, Beijing, 26 - 27 February 2004.

[c1] A. Gkelias, M. Dohler, H. Aghvami "HiperLAN2 for Vehicle-to-Vehicle Communications", PIMRC 2002- Lisbon, Portugal, September, 2002.

Books

[B4] B. Villarini, A. Gkelias and V. Argyriou, "Photometric Stereo for 3D Face Reconstruction Using Non Linear Illumination Models," Book chapter in Multimodal Pattern Recognition of Social Signals in Human-Computer-Interaction, Springer, 2016.

[B3] J.F. Montenegro, A. Gkelias and V. Argyriou, "Emotion Understanding Using Multimodal Information Based on Autobiographical Memories for Alzheimer's Patients," Book chapter in Computer Vision – ACCV 2016 Workshops, Springer, 2016.

[B2] A. Gkelias and K. K. Leung," Multiple Antenna Techniques for Wireless Mesh Networks," Book chapter in Wireless Mesh Networks: Architectures, Protocols, and Applications, Springer Science, 2007.

[B1] M. Dohler, A. Gkelias, A.H. Aghvami, "Throughput of Distributed-MIMO Multi-Stage Communication Networks over Ergodic Channels", Book chapter in Lecture Notes in Computer Science, Telecommunications and Networking, Springer Book Series, 2004.

Reports/Thesis

- A. Gkelias, "Performance Analysis of Random Access Schemes for Wireless Ad Hoc Networks," PhD Thesis, King's College London, London, UK, 2006.

- A. Gkelias, "Location estimation techniques for Smart Antennas," Masters of Science (MSc) Thesis, King's College London, London, UK, 2001.

- A. Gkelias, "Statistical Modeling of Ionospheric Variability," Diploma Thesis, Electrical and Computer Engineering Department, Aristotle University of Thessaloniki, Greece, 2000.

Other Reports

C. H. Liu, K. K. Leung, and A. Gkelias, "A Generic Admission Control Methodology for Packet Networks," IBM Res. Tech. Rep. RC25149, 2011.