@article{stamatakis2024blockchain,

title = {Blockchain-Powered Gaming: Bridging Entertainment with Serious Game Objectives},

author = {Dimitrios Stamatakis and Dimitrios G Kogias and Pericles Papadopoulos and Panagiotis A Karkazis and Helen C Leligou},

year  = {2024},

date = {2024-01-01},

journal = {Computers},

volume = {13},

number = {1},

pages = {14},

publisher = {MDPI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{leligou2024cybersecurity,

title = {Cybersecurity in Supply Chain Systems: The Farm-to-Fork Use Case},

author = {Helen C Leligou and Alexandra Lakka and Panagiotis A Karkazis and Joao Pita Costa and Eva Marin Tordera and Henrique Manuel Dinis Santos and Antonio Alvarez Romero},

year  = {2024},

date = {2024-01-01},

journal = {Electronics},

volume = {13},

number = {1},

pages = {215},

publisher = {MDPI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{polychronaki2023blockchain,

title = {Blockchain Technology for Access and Authorization Management in the Internet of Things},

author = {Maria Polychronaki and Dimitrios G Kogias and Helen C Leligkou and Panagiotis A Karkazis},

year  = {2023},

date = {2023-01-01},

journal = {Electronics},

volume = {12},

number = {22},

pages = {4606},

publisher = {MDPI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{uzunidis2023optimal,

title = {Optimal resource optimisation based on multi-layer monitoring},

author = {Dimitrios Uzunidis and Panagiotis Karkazis and Helen C Leligou},

year  = {2023},

date = {2023-01-01},

journal = {IET Networks},

volume = {12},

number = {5},

pages = {260–267},

publisher = {Wiley Online Library},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{prekas2023energy,

title = {An Energy-Aware Path Enumeration Solution Based on the Path Algebra Framework},

author = {Stelios Prekas and Panagiotis Karkazis and Panagiotis Trakadas},

year  = {2023},

date = {2023-01-01},

journal = {IT Professional},

volume = {25},

number = {4},

pages = {29–35},

publisher = {IEEE},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{miridakis2023extreme,

title = {Extreme Level Crossing Rate: A New Performance Indicator for URLLC Systems},

author = {Nikolaos I Miridakis and Theodoros A Tsiftsis and Panagiotis A Karkazis and Helen C Leligou and Fotis Foukalas},

year  = {2023},

date = {2023-01-01},

journal = {IEEE Transactions on Vehicular Technology},

publisher = {IEEE},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{xevgenis2023addressing,

title = {Addressing ZSM Security Issues with Blockchain Technology},

author = {Michael Xevgenis and Dimitrios G Kogias and Panagiotis A Karkazis and Helen C Leligou},

year  = {2023},

date = {2023-01-01},

journal = {Future Internet},

volume = {15},

number = {4},

pages = {129},

publisher = {MDPI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{drampalou2023survey,

title = {A survey on optimal channel estimation methods for RIS-aided communication systems},

author = {Stamatia F Drampalou and Nikolaos I Miridakis and Helen C Leligou and Panagiotis A Karkazis},

year  = {2023},

date = {2023-01-01},

journal = {Signals},

volume = {4},

number = {1},

pages = {208–234},

publisher = {MDPI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{fanariotis2023power,

title = {Power efficient machine learning models deployment on edge IoT devices},

author = {Anastasios Fanariotis and Theofanis Orphanoudakis and Konstantinos Kotrotsios and Vassilis Fotopoulos and George Keramidas and Panagiotis Karkazis},

year  = {2023},

date = {2023-01-01},

journal = {Sensors},

volume = {23},

number = {3},

pages = {1595},

publisher = {MDPI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{christidis2022a,

title = {Decentralized Blockchain-Based IoT Data Marketplaces},

author = {J. Christidis and P. A. Karkazis and P. Papadopoulos and H. C. Leligou},

year  = {2022},

date = {2022-01-02},

journal = {Journal of Sensor and Actuator Networks},

volume = {11},

number = {3},

pages = {39},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{karkazis2022a,

title = {Intelligent Network Service Optimization in the Context of 5G/NFV},

author = {P. A. Karkazis and K. Railis and S. Prekas and P. Trakadas and H. C. Leligou},

year  = {2022},

date = {2022-01-01},

journal = {Signals},

volume = {3},

number = {3},

pages = {587–610},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{karkazis2022design,

title = {Design challenges on machine-learning enabled resource optimization},

author = {Panagiotis Karkazis and Dimitris Uzunidis and Panagiotis Trakadas and Helen C Leligou},

year  = {2022},

date = {2022-01-01},

journal = {IT Professional},

volume = {24},

number = {5},

pages = {69–74},

publisher = {IEEE},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{leligou2021a,

title = {Designing an innovative educational toolbox to support the transition to new technologies},

author = {H. C. Leligou and F. Ponci and R. Rosa and P. A. Karkazis and C. S. Psomopoulos},

year  = {2021},

date = {2021-01-10},

journal = {SN Social Sciences},

volume = {1},

number = {3},

pages = {1–22},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{trakadas2021a,

title = {A Cost-Efficient 5G Non-Public Network Architectural Approach: Key Concepts and Enablers, Building Blocks and Potential Use Cases},

author = {P. Trakadas and L. Sarakis and A. Giannopoulos and S. Spantideas and N. Capsalis and P. Gkonis and P. Karkazis and G. Rigazzi and A. Antonopoulos and M. A. Cambeiro and S. Gonzalez-Diaz and L. Conceição},

url = {https://doi.org/10.3390/s21165578},

doi = {10.3390/s21165578},

year  = {2021},

date = {2021-01-09},

urldate = {2021-01-09},

journal = {Sensors},

volume = {21},

number = {16},

pages = {5578},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{alemany2021a,

title = {A KPI-enabled NFV MANO Architecture for Network Slicing with QoS},

author = {P. Alemany and A. Román and R. Vilalta and A. Pol and J. Bonnet and E. Kapassa and M. Touloupou and D. Kyriazis and P. Karkazis and P. Trakadas and J. Martrat and R. Casellas and R. Martinez and R. Munoz},

doi = {10.1109/MCOM.001.2001077.},

year  = {2021},

date = {2021-01-09},

urldate = {2021-01-09},

journal = {IEEE Communications Magazine},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{uzunidis2021a,

title = {Intelligent Performance Prediction: The Use Case of a Hadoop Cluster},

author = {Dimitris Uzunidis and Panagiotis Karkazis and Chara Roussou and Charalampos Patrikakis and Helen C. Leligou},

year  = {2021},

date = {2021-01-08},

journal = {Electronics},

volume = {10},

number = {21},

pages = {2690},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{giannopoulos2021a,

title = {Deep Reinforcement Learning for Energy-Efficient Multi-Channel Transmissions in 5G Cognitive HetNets: Centralized, Decentralized and Transfer Learning Based Solutions},

author = {A. Giannopoulos and S. Spantideas and N. Kapsalis and P. Karkazis and P. Trakadas},

doi = {10.1109/ACCESS.2021.3113501.},

year  = {2021},

date = {2021-01-08},

urldate = {2021-01-08},

booktitle = {IEEE Access},

volume = {9},

pages = {129358–129374,},

publisher = {IEEE},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{prekas2021a,

title = {Comprehensive Comparison of VNE Solutions Based on Different Coordination Approaches},

author = {Stelios Prekas and Panagiotis Karkazis and Vasileios Nikolakakis and Panagiotis Trakadas},

year  = {2021},

date = {2021-01-07},

journal = {Telecom},

volume = {2},

number = {4},

pages = {390–412},

publisher = {Multidisciplinary Digital Publishing Institute},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{miridakis2021a,

title = {Semi-Blind Multiuser Detection Under the Presence of Reconfigurable Intelligent Surfaces},

author = {Nikolaos I. Miridakis and Theodoros A. Tsiftsis and Guanghua Yang and Panagiotis A. Karkazis and Helen C. Leligou},

year  = {2021},

date = {2021-01-06},

journal = {IEEE Wireless Communications Letters},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{efstathiou2021a,

title = {Efficient Majority Logic Magnitude Comparator Design},

author = {C. Efstathiou and P. Kitsos},

year  = {2021},

date = {2021-01-05},

journal = {Microprocessors and Microsystems},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{papadopoulos2021a,

title = {Existence of Global Solutions and Stability Results for a Nonlinear Wave Problem in Unbounded Domains},

author = {P. Papadopoulos and N. L. Matiadou and S. Fatouros and G. Xerogiannakis},

year  = {2021},

date = {2021-01-01},

urldate = {2021-01-01},

booktitle = {Mathematical Analysis in Interdisciplinary Research},

pages = {589–598},

publisher = {Springer},

address = {Cham},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{efstathiou2020a,

title = {On the diminished-1 modulo 2n+1 addition and subtraction},

author = {C. Efstathiou and N. Moschopoulos and K. Pekmestzi},

year  = {2020},

date = {2020-11-02},

journal = {Journal of Circuits, Systems and Computers},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{chalikias2020a,

title = {Bank oligopoly competition analysis using a differential equations model},

author = {M. Chalikias and P. Lalou and M. Skordoulis and P. Papadopoulos and S. Fatouros},

year  = {2020},

date = {2020-11-01},

journal = {International Journal of Operational Research},

volume = {38},

number = {1},

pages = {137–145},

keywords = {},

pubstate = {published},

tppubtype = {article}

}