Nikolaos Nomikos

Toward goal-oriented communication in multi-agent systems: An overview

T. Charalambous, N. Pappas, N. Nomikos, R. Wichman — Open Journal of the Communications Society (2026)

A Survey on the Computing Continuum and Meta-Operating Systems: Perspectives, Architectures, Outcomes, and Open Challenges

P. Gkonis, A. Giannopoulos, N. Nomikos, L. Sarakis, V. Nikolakakis, G-D. Patsourakis, P. Trakadas — Sensors (2026)

A Survey on UxV Swarms and the Role of Artificial Intelligence as a Technological Enabler

A. Dimos, D. N. Skoutas, N. Nomikos, C. Skianis — Drones (2025)

FLUID: Dynamic Model-Agnostic Federated Learning with Pruning and Knowledge Distillation for Maritime Predictive Maintenance

A. Kalafatelis, A. Pitsiakou, N. Nomikos, N. Tsoulakos, T. Syriopoulos, P. Trakadas — Journal of Marine Science and Engineering (2025)

Active, Passive, and Absorptive RIS-Aided 6G Network Under Non-Orthogonal CCI

V. Ozduran, E. Nasab, N. Nomikos, I. Ansari, P. Trakadas — Open Journal of Vehicular Technology (2025)

From 6G to SeaX-G: Integrated 6G TN/NTN for AI-Assisted Maritime Communications - Architecture, Enablers, and Optimization Problems

A. Giannopoulos, P. Gkonis, A. Kalafatelis, N. Nomikos, S. Spantideas, P. Trakadas, T. Syriopoulos — Journal of Marine Science and Engineering (2025)

A Survey on Architectural Approaches for 6G Networks: Implementation Challenges, Current Trends, and Future Directions

P. Gkonis, A. Giannopoulos, N. Nomikos, P. Trakadas, L. Sarakis, X. Masip — Telecom (2025)

Towards predictive maintenance in the maritime industry: A component-based overview

A. Kalafatelis, N. Nomikos, A. Giannopoulos, G. Alexandridis, A. Karditsa, P. Trakadas — Journal of Marine Science and Engineering (2025)

A Distributed Trustable Framework for AI-Aided Anomaly Detection

N. Nomikos, G. Xylouris, G. Patsourakis, V. Nikolakakis, A. Giannopoulos, C. Mandilaris, P. Gkonis, C. Skianis, P. Trakadas — Electronics (2025)

FedShip: Federated Over-the-Air Learning for Communication-Efficient and Privacy-Aware Smart Shipping in 6G Communications

A. Giannopoulos, S. Spantideas, M. Zetas, N. Nomikos, P. Trakadas — Transactions on Intelligent Transportation Systems (2024)

On the Performance of Uplink Power-Domain NOMA with Imperfect CSI and SIC in 6G Networks

V. Ozduran, M. Mohammadi, N. Nomikos, I. Ansari, P. Trakadas — Journal of Communications and Networks (2024)

On the Interplay between Deadline-Constrained Traffic and the Number of Allowed Retransmissions in Random Access Networks

N. Nomikos, T. Charalambous, R. Wichman, Y. A. Pignolet, N Pappas — Entropy (2024)

Bandit-Based Learning-Aided Full-Duplex/Half-Duplex Mode Selection in 6G Cooperative Relay Networks

N. Nomikos, T. Charalambous, P. Trakadas, R. Wichman — Open Journal of the Communications Society (2024)

Sailing into the Future: Technologies, Challenges, and Opportunities for Maritime Communication Networks in the 6G Era

G. Xylouris, N. Nomikos, A. Kalafatelis, A. Giannopoulos, S. Spantideas, P. Trakadas — Frontiers in Communications and Networks (2024)

Achievable Secrecy Rate Analysis of OFDM-Based Multi-User Untrusted Relay Networks with Imperfect CSI

V. Ozduran, N. Nomikos, I. Ansari — Transactions on Emerging Telecommunications Technologies (2024)

Relay-Aided Uplink NOMA Under Non-Orthogonal CCI and Imperfect SIC in 6G Networks, Open Journal of Vehicular Technology

V. Ozduran, N. Nomikos, E. Nasab, I. Ansari, P. Trakadas — Open Journal of Vehicular Technology (2024)

Improving Connectivity in 6G Maritime Communication Networks with UAV Swarms

N. Nomikos, A. Giannopoulos, A. Kalafatelis, V. Ozduran, P. Trakadas, G. K. Karagiannidis — Access (2024)

Federated Learning for Maritime Environments: Use Cases, Experimental Results, and Open Issues

A. Giannopoulos, P. Gkonis, P. Bithas, N. Nomikos, A. Kalafatelis, P. Trakadas — Journal of Marine Science and Engineering (2024)

Leveraging Network Data Analytics Function and Machine Learning for Data Collection, Resource Optimization

P. Gkonis, N. Nomikos, P. Trakadas, L. Sarakis, G. Xylouris, X. Masip, J. Martrat — Access (2024)

Federated Learning-Aided Prognostics in the Shipping 4.0: Principles, Workflow, and Use Cases

A. Angelopoulos, A. Giannopoulos, N. Nomikos, A. Kalafatelis, A. Hatziefremidis, P. Trakadas — Access (2024)

Performance analysis of inverse successive interference cancellation in NOMA-based communications

V. Ozduran, N. Nomikos — Wireless Networks (2024)

On the leakage-rate performance of untrusted relay-aided NOMA under co-channel interference

V. Ozduran, N. Nomikos — Telecommunication Systems (2024)

Empowering 6G Maritime Communications with Distributed Intelligence and Over-the-Air Model Sharing

M. Zetas, S. Spantideas, A. Giannopoulos, N. Nomikos, P. Trakadas — Frontiers in Communications and Networks (2023)

Performance Analysis of Uplink Non-Orthogonal Multiple Access in the Presence of Co-Channel Interference

V. Ozduran, I. Ansari, M. Mohammadi, N. Nomikos — Transactions on Vehicular Technology (2023)

A Survey on UAV-Aided Maritime Communications: Deployment Considerations, Applications, and Future Challenges

N. Nomikos, P. Gkonis, P. Bithas, P. Trakadas — Open Journal of the Communications Society (2023)

Bandit-Based Power Control in Full-Duplex Cooperative Relay Networks With Strict-Sense Stationary and Non-Stationary Wireless Communication Channels

N. Nomikos, S. Talebi, T. Charalambous, R. Wichman — Open Journal of the Communications Society (2022)

Information Freshness and Packet Drop Rate Interplay in a Two-User Multi-Access Channel

E. Fountoulakis, T. Charalambous, N. Nomikos, A. Ephremides, N. Pappas — Journal of Communications and Networks (2022)

Performance analysis of power-domain non-orthogonal multiple access for full-duplex two-way relaying

V. Ozduran, N. Mahmood, N. Nomikos — Transactions on Emerging Telecommunications Technologies (2022)

A Survey on Reinforcement Learning- Aided Caching in Heterogeneous Mobile Edge Networks

N. Nomikos, S. Zoupanos, T. Charalambous, I. Krikidis — Access (2022)

Mixed FSO/RF Communications in UAV-enabled Multi-User MIMO Networks

E. T. Michailidis, P. Bithas, N. Nomikos, D. Vouyioukas, A. G. Kanatas — Physical Communication (2021)

LoLA4SOR: Leveraging Successive Transmissions for Low-Latency Buffer-Aided Opportunistic Relay Networks

N. Nomikos, T. Charalambous, N. Pappas, D. Vouyioukas, R. Wichman — Open Journal of the Communications Society (2021)

HST-NNC: A Novel Hybrid Satellite-Terrestrial Communication with NOMA and Network Coding Systems

M. Karavolos, N. Nomikos, D. Vouyioukas, P. Mathiopoulos — Open Journal of the Communications Society (2021)

When Buffer-Aided Relaying Meets Full-Duplex and NOMA

N. Nomikos, T. Charalambous, D. Vouyioukas, G. K. Karagiannidis — Wireless Communications (2021)

Enhanced Integrated Satellite–Terrestrial NOMA with Cooperative Device-to-Device Communication

M. Karavolos, N. Nomikos, D. Vouyioukas — Telecom (2020)

Integrating Broadcasting and NOMA in Full-Duplex Buffer-Aided Opportunistic Relay Networks

N. Nomikos, T. Charalambous, D. Vouyioukas, R. Wichman, G. K. Karagiannidis — Transactions on Vehicular Technology (2020)

A Moving 5G RAN Architecture for Massive Connectivity of Mobile Users and IoT Devices

N. Nomikos, E. T. Michailidis, P. Trakadas, D. Vouyioukas, H. Karl, J. Martrat, K. Papadopoulos, T. Zahariadis, S. Voliotis — Vehicular Communications (2020)

Tackling Faults in the Industry 4.0 Era: A Survey of Machine-Learning Solutions and Key Aspects

N. Nomikos, A. Angelopoulos, E. T. Michailidis, P. Trakadas, A. Hatziefremidis, S. Voliotis, T. Zahariadis — Sensors (2020)

Three-Dimensional Modeling of mmWave Doubly Massive MIMO Aerial Fading Channels

E. T. Michailidis, N. Nomikos, P. Trakadas, A. G. Kanatas — Transactions on Vehicular Technology (2020)

Full-Duplex NOMA Transmission with Single-Antenna Buffer-Aided Relays

N. Nomikos, P. Trakadas, A. Hatziefremidis, S. Voliotis — Electronics (2019)

A Survey on Machine-Learning Techniques for UAV-Based Communications

N. Nomikos, P. Bithas, E. T. Michailidis, D. Vouyioukas, A. G. Kanatas — Sensors (2019)

Hybrid Clouds for Data-Intensive, 5G-enabled IoT Applications: An Overview, Key Issues and Relevant Architecture

P. Trakadas, N. Nomikos, E. T. Michailidis, T. Zahariadis, F. Facca, D. Breitgand, S. Rizou, X. Masip, P. Gkonis — Sensors (2019)

Flex-NOMA: Exploiting Buffer-Aided Relay Selection for Massive Connectivity in the 5G Uplink

N. Nomikos, E. T. Michailidis, P. Trakadas, D. Vouyioukas, T. Zahariadis, I. Krikidis — Access (2019)

Optimal 3-D Aerial Relay Placement for Multi-User MIMO Communications

E. T. Michailidis, N. Nomikos, P. Bithas, D. Vouyioukas, A. G. Kanatas — Transactions on Aerospace and Electronic Systems (2019)

Hybrid NOMA/OMA with Buffer Aided Relay Selection in Cooperative Networks

N. Nomikos, T. Charalambous, D. Vouyioukas, G. K. Karagiannidis, R. Wichman — Journal of Selected Areas in Signal Processing (2019)

Energy-Aware Clustering of CoMP-DPS Transmission Points

V. Tatsis, M. Karavolos, D. N. Skoutas, N. Nomikos, D. Vouyioukas, C. Skianis — Computer Communications (2019)

Delay- and Diversity-Aware Buffer-Aided Relay Selection Policies in Cooperative Networks

N. Nomikos, D. Poulimeneas, T. Charalambous, I. Krikidis, D. Vouyioukas, M. Johansson — Access (2018)

Power Adaptation in Buffer-Aided Full-Duplex Relay Networks with Statistical CSI

N. Nomikos, T. Charalambous, D. Vouyioukas, R. Wichman, G. K. Karagiannidis — Transactions on Vehicular Technology (2018)

Relay Pair Selection with Source Precoding in Buffer-Aided Successive Opportunistic Relaying

T. Charalambous, S. M. Kim, N. Nomikos, M. Bengtsson, M. Johansson — Ad Hoc Networks (2018)

Low-Complexity Buffer-Aided Link Selection with Outdated CSI and Feedback Errors

N. Nomikos, T. Charalambous, D. Vouyioukas, G. K. Karagiannidis — Transactions on Communications (2018)

Dynamic Knowledge-Based Analysis in Nonsecure 5G Green Environments Using Contextual Data

A. Nieto, N. Nomikos, J. Lopez, C. Skianis — Systems Journal (2017)

A Survey on Buffer-Aided Relay Selection

N. Nomikos, T. Charalambous, I. Krikidis, D. N. Skoutas, D. Vouyioukas, M. Johansson, C. Skianis — Communications Surveys & Tutorials (2016)

Localization Error Modeling of Hybrid Fingerprint-Based Techniques for Indoor Ultra- Wideband Systems

E. Bogdani, D. Vouyioukas, N. Nomikos — Telecommunication Systems (2015)

Wireless Femto-Relays: A new model for small cell deployments

N. Nomikos, P. Makris, D. N. Skoutas, D. Vouyioukas, C. Skianis — International Journal of Wireless Networks and Broadband Technologies (2015)

A Buffer-aided Successive Opportunistic Relay Selection Scheme with Power Adaptation and Inter-Relay Interference Cancellation for Cooperative Diversity Systems

N. Nomikos, T. Charalambous, I. Krikidis, D. N. Skoutas, D. Vouyioukas, M. Johansson — Transactions on Communications (2015)

Modeling Buffer-Aided Relay Selection in Networks with Direct Transmission Capability

T. Charalambous, N. Nomikos, I. Krikidis, D. Vouyioukas, M. Johansson — Communications Letters (2015)

Relay selection for secure 5G green communications

N. Nomikos, A. Nieto, P. Makris, D. N. Skoutas, D. Vouyioukas, P. Rizomiliotis, J. Lopez, C. Skianis — Telecommunication Systems (2015)

Capacity Maximization through Energy-Aware Multi-Mode Relaying

N. Nomikos, D. N. Skoutas, D. Vouyioukas, C. Verikoukis, C. Skianis — Wireless Personal Communications (2014)

Joint Relay-Pair Selection for Buffer-Aided Successive Opportunistic Relaying

N. Nomikos, D. Vouyioukas, T. Charalambous, I. Krikidis, P. Makris, D. N. Skoutas, M. Johansson, C. Skianis — Transactions on Emerging Telecommunications Technologies (2013)

Performance Analysis of a Two-Hop MIMO Mobile-to-Mobile via Stratospheric-Relay Link Employing Hierarchical Modulation

N. Nomikos, E. T. Michailidis, D. Vouyioukas, A. G. Kanatas — International Journal of Antennas and Propagation (2013)

A Context Aware Framework for the Efficient Integration of Femtocells in IP and Cellular Infrastructures

P. Makris, N. Nomikos, D. N. Skoutas, D. Vouyioukas, C. Skianis, Jie Zhang, C. Verikoukis — Journal on Wireless Communications and Networking (2013)