Publications

I. Ioannou, C. Christophorou, C. Politi, S. Denazis, M. Raspopoulos and V. Vassiliou, “A Deep Q-Network (DQN) Framework for Joint Optimization of EV Charging Station Placement and Vehicle Routing,” *2025 IEEE International Smart Cities Conference (ISC2-2025) *, Patras, Greece, 6-9 October, 2025. [Accepted - To be presented]

I. Ioannou, M. Raspopoulos, P. Nagaradjane; C. Christophorou, A. Gregoriades, V. Vassiliou, “Access Point Selection and Localization for Cluster-Based Realization of a Device-to-Device Cell-Free 6G Communications Network,” in IET Communications, 2025. [To be published ]

M. Raspopoulos, I. Ioannou, L. Nisiotis, “mmWave-based Crowd Sensing for Metaverse Applications,” IEEE International Symposium on Emerging Metaverse (ISEMV 2025), Honolulu, Hawaii, USA, October 2025 [Accepted - To be presented]

C2. L. Nisiotis, N. Markov, C. Nikolaou, A. Hadjiliasi, M. Raspopoulos, “Enhancing Digital Heritage Experiences: Evaluating Fine-Tuned LLM Integration within a Cyber-Physical-Social Virtual Museum System,” IEEE International Symposium on Emerging Metaverse (ISEMV 2025), Honolulu, Hawaii, USA, October 2025 [Accepted - To be presented]

M. Raspopoulos, A. Sesyuk, and I. Ioannou, “3D millimeter-Wave Multi-Target Sensing,” The 15th International Conference on Indoor Positioning and Indoor Navigation, September 2025, Tampere, Finland [Accepted - To be presented]

L. Nisiotis, A. Anikina and M. Raspopoulos, “The Development of a VR Wireless Signal Propagation Simulator in Unreal Engine: A Device and Performance Testing,” in IT Professional, 2025. [In Press]

I. Ioannou, A. Gregoriades, C. Christophorou, M. Raspopoulos and V. Vassiliou, “Implementing a Cell-Free 6G Distributed AI Network With the Use of Deep ML Under a Traditional Multi-Cell Mobile Network,” 2025 5th IEEE Middle East and North Africa Communications Conference (MENACOMM), Byblos, Lebanon, 2025, pp. 1-8, doi: 10.1109/MENACOMM62946.2025.10910986.

I. Ioannou, M. Raspopoulos, P. Nagaradjane, C. Christophorou, A. Khalifeh and V. Vassiliou, “Optimization of the D2D Topology Formation Using a Novel Two-Stage Deep ML Approach for 6G Mobile Networks,” 2024 Asian Conference on Communication and Networks (ASIANComNet), Bangkok, Thailand, 2024, pp. 1-9, doi: 10.1109/ASIANComNet63184.2024.10811034.

A. Sesyuk, S. Ioannou and M. Raspopoulos, “3D millimeter-Wave Sensing vs Ultra-Wideband Positioning,” 2024 14th International Conference on Indoor Positioning and Indoor Navigation (IPIN), Kowloon, Hong Kong, 2024, pp. 1-6, doi: 10.1109/IPIN62893.2024.10786158.

L. Nisiotis, A. Anikina and M. Raspopoulos, “Exploring Gaming Technologies, Digital Twins, and VR to Visualise Wireless Propagation Simulations,” 2024 IEEE 48th Annual Computers, Software, and Applications Conference (COMPSAC), Osaka, Japan, 2024, pp. 656-661, doi: 10.1109/COMPSAC61105.2024.00094.

I. Ioannou, M. Savva, M. Raspopoulos, C. Christophorou and V. Vassiliou, “Revolutionising IoT Network Security By Assessing ML Localisation Techniques Against Jamming Attacks,” 2024 22nd Mediterranean Communication and Computer Networking Conference (MedComNet), Nice, France, 2024, pp. 1-10, doi: 10.1109/MedComNet62012.2024.10578201.

I. Ioannou; M. Raspopoulos; P. Nagaradjane; C. Christophorou,W. A. Aziz, V. Vasiliou, A. Pistillides, “DeepRISBeam: Deep Learning-based RIS Beam Management for Radio Channel Optimization,” in IEEE Access, vol. 12, pp. 81646-81681, 2024, doi: 10.1109/ACCESS.2024.3411929.

A. Sesyuk, S. Ioannou and M. Raspopoulos, “Radar-Based Millimeter-Wave Sensing for Accurate 3-D Indoor Positioning: Potentials and Challenges,” in IEEE Journal of Indoor and Seamless Positioning and Navigation, vol. 2, pp. 61-75, 2024, doi: 10.1109/JISPIN.2024.3359151.

A. Sesyuk, S. Ioannou and M. Raspopoulos, “3D millimeter-Wave Indoor Localization,” 2023 13th International Conference on Indoor Positioning and Indoor Navigation (IPIN), Nuremberg, Germany, 2023, pp. 1-7, doi: 10.1109/IPIN57070.2023.10332537.

J. Ye, S. Ioannou, P. Nikolaou and M. Raspopoulos, “CNN based Real-time Forest Fire Detection System for Low-power Embedded Devices,” 2023 31st Mediterranean Conference on Control and Automation (MED), Limassol, Cyprus, 2023, pp. 137-143, doi: 10.1109/MED59994.2023.10185692.

C. Laoudias, M. Raspopoulos, S. Christoforou and A. Kamilaris, “Privacy-Preserving Presence Tracing for Pandemics Via Machine-to-Machine Exposure Notifications,” 2022 23rd IEEE International Conference on Mobile Data Management (MDM), Paphos, Cyprus, 2022, pp. 355-360, doi: 10.1109/MDM55031.2022.00080.

Sesyuk, A.; Ioannou, S.; Raspopoulos, M. A Survey of 3D Indoor Localization Systems and Technologies. Sensors 2022, 22, 9380. https://doi.org/10.3390/s22239380

S. Ioannou, M. C. Argyrou, P. Christodoulides, M. Raspopoulos, M. Darwish and C. C. Marouchos, “Modulation Processes and Mathematical Models of the TCR,” 2021 International Conference on Electrical, Computer, Communications and Mechatronics Engineering (ICECCME), Mauritius, Mauritius, 2021, pp. 1-5, doi: 10.1109/ICECCME52200.2021.9591093.

Hirodontis, S.; Ioannou, S.; Raspopoulos, M.: ‘Load Shedding Schemes For Islanding Distribution Network Operation’, IET Conference Proceedings, , p. 97-102, DOI: 10.1049/icp.2021.1268 IET Digital Library, https://digital-library.theiet.org/content/conferences/10.1049/icp.2021.1268

Hirodontis, S.; Ioannou, S.; Raspopoulos, M.: ‘An Adaptive Load Shedding Method For Blackout Prevention In Active Distribution Networks’, IET Conference Proceedings, , p. 441-446, DOI: 10.1049/icp.2021.1227 IET Digital Library, https://digital-library.theiet.org/content/conferences/10.1049/icp.2021.1227

Raspopoulos, M., Paspallis, N. & Kaimakis, P. (2019). PINSPOT: An oPen platform for INtelligent context-baSed Indoor POsiTioning. In A. Siarheyeva, C. Barry, M. Lang, H. Linger, & C. Schneider (Eds.), Information Systems Development: Information Systems Beyond 2020 (ISD2019 Proceedings). Toulon, France: ISEN Yncréa Méditerranée.

Nearchos Paspallis, Irene Polycarpou, Panayiotis Andreou, Josephina Antoniou, Paris Kaimakis, Marios Raspopoulos, and Maria Terzi. 2018. An experience report on the effectiveness of five themed workshops at inspiring high school students to learn coding. In Proceedings of the 23rd Annual ACM Conference on Innovation and Technology in Computer Science Education (ITiCSE 2018). Association for Computing Machinery, New York, NY, USA, 105–110. https://doi.org/10.1145/3197091.3197093

M. Raspopoulos, “Multidevice Map-Constrained Fingerprint-Based Indoor Positioning Using 3-D Ray Tracing,” in IEEE Transactions on Instrumentation and Measurement, vol. 67, no. 2, pp. 466-476, Feb. 2018, doi: 10.1109/TIM.2017.2774181.

Paspallis, N., Raspopoulos, M. (2017). An Open Platform for Studying and Testing Context-Aware Indoor Positioning Algorithms. In: Goluchowski, J., Pankowska, M., Linger, H., Barry, C., Lang, M., Schneider, C. (eds) Complexity in Information Systems Development. Lecture Notes in Information Systems and Organisation, vol 22. Springer, Cham. https://doi.org/10.1007/978-3-319-52593-8_3

Andreou, P. and Raspopoulos, M., “Active Life Coach: Towards a Framework for Holistic Care of Citizens as They Age” (2016). MCIS 2016 Proceedings. 42. https://aisel.aisnet.org/mcis2016/42

A. Radwan, J. Rodriguez, M. Raspopoulos, P. Trapps, L. Dussopt, A. Giry, F. Fraysse, S. Aissa and O. Perrin . (2015). Showcasing 5G Handsets. In: Radwan, A., Rodriguez, J. (eds) Energy Efficient Smart Phones for 5G Networks. Signals and Communication Technology. Springer, Cham. https://doi.org/10.1007/978-3-319-10314-3_8

A. Kokkinis, L. Kanaris, M. Raspopoulos, A. Liotta and S. Stavrou, “Optimizing route prior knowledge for map-aided fingerprint-based positioning systems,” The 8th European Conference on Antennas and Propagation (EuCAP 2014), The Hague, Netherlands, 2014, pp. 2141-2144, doi: 10.1109/EuCAP.2014.6902232.

L. Kanaris, A. Kokkinis, M. Raspopoulos, A. Liotta and S. Stavrou, “Improving RSS fingerprint-based localization using directional antennas,” The 8th European Conference on Antennas and Propagation (EuCAP 2014), The Hague, Netherlands, 2014, pp. 1593-1597, doi: 10.1109/EuCAP.2014.6902090.

A. Kokkinis, M. Raspopoulos, L. Kanaris, A. Liotta and S. Stavrou, “Map-aided fingerprint-based indoor positioning,” 2013 IEEE 24th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), London, UK, 2013, pp. 270-274, doi: 10.1109/PIMRC.2013.6666144.

L. Kanaris, A. Kokkinis, A. Liotta, M. Raspopoulos and S. Stavrou, “A binomial distribution approach for the evaluation of indoor positioning systems,” ICT 2013, Casablanca, Morocco, 2013, pp. 1-4, doi: 10.1109/ICTEL.2013.6632085.

I. Arambasic, J. Casajus Quiros, I. Raos, M. Raspopoulos and S. Stavrou, “Anchor-less Self-Positioning in Rectangular Room Based on Sectorized Narrowband Antennas,” European Wireless 2013; 19th European Wireless Conference, Guildford, UK, 2013, pp. 1-6.

M. Laaraiedh, B. Uguen, J. Stephan, Y. Corre, Y. Lostanlen, M. Raspopoulos, S. Stavrou, “Ray tracing-based radio propagation modeling for indoor localization purposes,” 2012 IEEE 17th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD), Barcelona, Spain, 2012, pp. 276-280, doi: 10.1109/CAMAD.2012.6335350.

I. Arambasic, M. Raspopoulos, J. C. Quiros, I. Raos and S. Stavrou, “Self-positioning and mapping of rectangular rooms with sectorized narrowband antennas,” SoftCOM 2012, 20th International Conference on Software, Telecommunications and Computer Networks, Split, Croatia, 2012, pp. 1-5.

M. Raspopoulos, C. Laoudias, L. Kanaris, A. Kokkinis, C. G. Panayiotou and S. Stavrou, “Cross device fingerprint-based positioning using 3D Ray Tracing,” 2012 8th International Wireless Communications and Mobile Computing Conference (IWCMC), Limassol, Cyprus, 2012, pp. 147-152, doi: 10.1109/IWCMC.2012.6314193.

M. Raspopoulos et al., “Location-dependent information extraction for positioning,” 2012 International Conference on Localization and GNSS, Starnberg, Germany, 2012, pp. 1-6, doi: 10.1109/ICL-GNSS.2012.6253122. keywords: {Estimation;Accuracy;Magnetic sensors;Databases;Sensor fusion;Electronic mail},

M. Raspopoulos, C. Laoudias, L. Kanaris, A. Kokkinis, C. G. Panayiotou and S. Stavrou, “3D Ray Tracing for device-independent fingerprint-based positioning in WLANs,” 2012 9th Workshop on Positioning, Navigation and Communication, Dresden, Germany, 2012, pp. 109-113, doi: 10.1109/WPNC.2012.6268748.

J. Bastos, V. Monteiro, J.Rodriguez, R. Agüero, D. Gómez, Y. Fernández, M. Peña, F. Bader, C. Verikoukis, J. Herrero, B. Cendón, M. Raspopoulos, S. Stavrou, M. Cabañas, J. Sainz, M. R Santos. (2012). “Mobility Concepts for IMT-Advanced”. In: Rodriguez, J., Tafazolli, R., Verikoukis, C. (eds) Mobile Multimedia Communications. MobiMedia 2010. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, vol 77. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-35155-6_25

Raspopoulos, M., Stavrou, S. (2012). “Capacity Assessment in Distributed MIMO in Outdoor Environments Using Deterministic Channel Modeling”. In: Rodriguez, J., Tafazolli, R., Verikoukis, C. (eds) Mobile Multimedia Communications. MobiMedia 2010. Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, vol 77. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-35155-6_24

M. Raspopoulos and S. Stavrou, “Frequency Selective Buildings Through Frequency Selective Surfaces,” in IEEE Transactions on Antennas and Propagation, vol. 59, no. 8, pp. 2998-3005, Aug. 2011, doi: 10.1109/TAP.2011.2158779.

J., Paulo Marques, A. Radwan, K. Moessner, R. Tafazolli, M. Raspopoulos, S. Stavrou, P. Trapps, D. Noquet, K. Sithamparanathan, Á. Gomes, R. Piesiewicz, H. Mokrani, A. Foglar, C. Verikoukis, “Cognitive radio and cooperative strategies for power saving in multi-standard wireless devices,” 2010 Future Network & Mobile Summit, Florence, Italy, 2010, pp. 1-8.

Raspopoulos, M.; King, P.; Stavrou, S.: ‘Capacity of MIMO systems in FSS environments’, Electronics Letters, 2008, 44, (4), p. 304-306, DOI: 10.1049/el:20082983 IET Digital Library.

Raspopoulos, M.; Stavrou, S.: ‘Frequency selective surfaces on building materials – air gap impact’, Electronics Letters, 2007, 43, (13), p. 700-702, DOI:10.1049/el:20071126, IET Digital Library,

Raspopoulos, M., Chaudhry, F.A. and Stavrou, S. (2006), Radio propagation in frequency selective buildings. Eur. Trans. Telecomm., 17: 407-413. https://doi.org/10.1002/ett.1127

F. A. Chaudhry, M. Raspopoulos and S. Stavrou, “Effect of Frequency Selective Surfaces on radio wave propagation in indoor environments,” 11th European Wireless Conference 2005 - Next Generation wireless and Mobile Communications and Services, Nicosia, Cyprus, 2006, pp. 1-5.