Publications

Optimizing Version AoI in Energy-Harvesting IoT: Model-Based and Learning-Based Approaches by Erfan Delfani and Nikolaos Pappas. (2025, November), in IEEE NFV-SDN 2025. IEEE.
Automated Medical Waste Detection Using a YOLO-Based Machine Learning Approach by Dafni Panopoulou, Dionysis Xenakis, Dimitrios Panopoulos and Sotirios Koussouris. (2025, November), in IEEE NFV-SDN 2025. IEEE.
On the Service Probability of MEC-enabled Beyond 5G Systems Supporting 3GPP Location Services by Dionysis Xenakis, Panagiota Xepapadakou and Klearchos Palias. (2025, November), in IEEE NFV-SDN 2025. IEEE.
From Timestamps to Versions: Version AoI in Single- and Multi-Hop Networks by Erfan Delfani and Nikolaos Pappas. (2026), in IEEE INFOCOM 2026. IEEE.
Offline Cost-Efficient Network and Compute Resource Allocation in 6G Healthcare 4.0 by Upaangana Das, Agapi Mesodiakaki, Marios Gatzianas, Charalampos Bratsoudis and Amalia Miliou. (2026), in IEEE ICC 2026. IEEE.
Hierarchical Edge-Cloud Task Offloading in NTN for Remote Healthcare by Alejandro Flores, Danial Shafaie, Konstantinos Ntontin, Elli Kartsakli and Symeon Chatzinotas. (2026), in IEEE VTC-Spring 2026. IEEE.
Orchestration-Centric Management for Asset-as-a-Service Systems by Michail Dalgitsis, Berend J. D. Gort, Lazaros Liatsas, Maria A. Serrano, Godfrey M. Kibalya, Dionysios Xenakis and Angelos Antonopoulos. (2026), in 2026 32nd International Conference on Telecommunications (ICT). IEEE.
Reinforcement Learning-based User Association in Sustainable Terrestrial Non-Terrestrial 6G Networks by Charalampos Bratsoudis, George Vellios, Godfrey M. Kibalya, Agapi Mesodiakaki, Marios Gatzianas, George Kalfas, Angelos Antonopoulos and Amalia Miliou. (2026), in IEEE ICC 2026. IEEE.
Optimizing Information Freshness in Constrained IoT Systems: A Token-Based Approach by Erfan Delfani and Nikolaos Pappas. (2024), IEEE Transactions on Communications.
Semantics-Aware Updates from Remote IoT Devices to Interconnected LEO Satellites by Erfan Delfani and Nikolaos Pappas. (2025), IEEE Communications Letters.
Semantics-Aware Unified Terrestrial Non-Terrestrial 6G Networks by Erfan Delfani, Agapi Mesodiakaki and Nikolaos Pappas. (2025), IEEE Communications Magazine.
Unboxing AI-native Networks: Pairing XAI Methods to Data Types for Edge-Cloud Orchestration by Lazaros Liatsas, Godfrey M. Kibalya and Angelos Antonopoulos. (Under Review), IEEE Network.
Secure Task Offloading and Resource Allocation Design for Multi-Layer Non-Terrestrial Networks by Alejandro Flores, Isabella W. G. da Silva, Vu Nguyen Ha, Konstantinos Ntontin, Hien Quoc Ngo, Michail Matthaiou and Symeon Chatzinotas. (2026) in IEEE INFOCOM 2026. IEEE.
QTCAJOSA: Low-Complexity Joint Offloading and Subchannel Allocation for NTN-Enabled IoT by Alejandro Flores, Konstantinos Ntontin, Ashok Bandi, Symeon Chatzinotas. (2026), IEEE WCNC.
Low-Complexity Resource Allocation for Task Offloading in Hierarchical Non-Terrestrial Networks by Alejandro Flores, Konstantinos Ntontin, Ashok Bandi, Vu Nguyen Ha, Symeon Chatzinotas. (2026). IEEE Internet of Things Journal.
Explainable AI for Resource-Efficient Microservice Management in Cloud-Native Networks by Liatsas, L., Kibalya, G. M., & Antonopoulos, A. (2025, May) in 2025 IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN) (pp. 1-6). IEEE.
Adaptive Resource Initialization for IoMT Task Offloading in NTNs by Flores C., A., Ntontin, K. and Chatzinotas, S., (2025, November) in IEEE NFV-SDN 2025. IEEE.
Cost-efficient Joint Network and Compute Resource Allocation in 6G Healthcare 4.0 Networks by Das, U., Mesodiakaki, A., Bratsoudis, C. and Miliou, A. (2025, November) in IEEE NFV-SDN 2025. IEEE.
XTreeAD: Explainable Boosting Trees for Anomaly Detection in Cloud-native Services by Liatsas, L., Kibalya, G. M., & Antonopoulos, A. (2025, November) in IEEE NFV-SDN 2025. IEEE.
Competitive Task Offloading in Hierarchical Edge-Cloud Compute Continuum by Shafaie,D., Hassanpour,J., Karkehabadi,A., Quiñones,E. and Kartsakli, E. (2025, November) in IEEE NFV-SDN 2025. IEEE.
Delay-Sensitive Task Offloading for Emergency Ambulance in Edge-MEC-Cloud Continuum using Proximal Policy Optimization by Sonwani,B. and Marquering, H., A. (2025, November) in IEEE NFV-SDN 2025. IEEE.
Healthcare 4.0: Requirements and Challenges for E2E Slicing & Orchestration by Sahu, K., Tomaszewski, L., Mesodiakaki, A. and Miliou, A. (2025, November) in IEEE NFV-SDN 2025. IEEE.
Techno-economic Analysis of Sustainable Terrestrial, Aerial, and Space 6G Networks by Charalampos Bratsoudis, Agapi Mesodiakaki, Panagiotis Konstantinou, Marios Gatzianas, George Kalfas, Nikolaos Pleros and Amalia Miliou (December 2024) in IEEE GLOBECOM , Cape town, South Africa.
State-Aware Timeliness in Energy Harvesting IoT Systems Monitoring a Markovian Source by Delfani, E., Stamatakis, George J. & Pappas, N. (2024) in IEEE Transactions on Green Communications and Networking, ISSN: 2473-2400.
XAI-driven Model Design for Resource Utilization Forecasting in Cloud-native 6G Networks by Liatsas, L., Kibalya, G. M., & Antonopoulos, A. (2024, July). In 2024 IEEE International Mediterranean Conference on Communications and Networking (MeditCom) (pp. 566-571). IEEE.
Online Energy-Efficient Resource Allocation in Integrated Terrestrial and Satellite 6G Networks by Mesodiakaki, A., Gatzianas, M., Bratsoudis, C., Kalfas, G., Vagionas, C., Maximidis, R., Miliou, A. (2024, June). In ICC 2024-IEEE International Conference on Communications (pp. 2083-2088). IEEE.
Optimizing Information Freshness in IoT Systems with Update Rate Constraints: A Token-Based Approach by Delfani, E., & Pappas, International Federation for Information Processing (IFIP) Networking 2024 Conference (IFIP/IEEE Networking 2024).
Semantics-Aware Status Updates with Energy Harvesting Devices: Query Version Age of Information by Delfani, E., & Pappas, in 22st International Symposium and Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks (2023 22nd WiOpt), Seoul, South Korea, 21-24 October 2024.
Version age-optimal cached status updates in a gossiping network with energy harvesting sensor by Delfani, E., & Pappas, N. (2024). IEEE Transactions on Communications.