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Georgios Kallitsis, Vasileios Karyotis and Symeon Papavassiliou
In this paper, we study the potential of using the metric of Age of Information (AoI) for enhancing delay-tolerant routing protocols. The latter have been proposed for alleviating the impact of long roundtrip time in networks operating in harsh environme...
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Grigorios Kakkavas, Vasileios Karyotis and Symeon Papavassiliou
This paper focuses on the design, implementation, experimental validation, and evaluation of a network tomography approach for performing inferential monitoring based on indirect measurements. In particular, we address the problems of inferring the routi...
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Konstantinos Papadakis-Vlachopapadopoulos, Ioannis Dimolitsas, Dimitrios Dechouniotis, Eirini Eleni Tsiropoulou, Ioanna Roussaki and Symeon Papavassiliou
With the advent of 5G verticals and the Internet of Things paradigm, Edge Computing has emerged as the most dominant service delivery architecture, placing augmented computing resources in the proximity of end users. The resource orchestration of edge cl...
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Grigorios Kakkavas, Despoina Gkatzioura, Vasileios Karyotis and Symeon Papavassiliou
Network tomography has emerged as one of the lean approaches for efficient network monitoring, especially aiming at addressing the ever-increasing requirements for scaling and efficiency in modern network architectures and infrastructures. In this paper,...
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Symeon Papavassiliou
The role of Software Defined Networking (SDN) and Network Function Virtualization (NFV) have been instrumental in realizing the transition and vision ?from black boxes to a white box towards facilitating 5G network architectures?. Though significant rese...
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Giorgos Mitsis, Pavlos Athanasios Apostolopoulos, Eirini Eleni Tsiropoulou and Symeon Papavassiliou
Software Defined Networks (SDN) and Mobile Edge Computing (MEC), capable of dynamically managing and satisfying the end-users computing demands, have emerged as key enabling technologies of 5G networks. In this paper, the joint problem of MEC server sele...
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Adamantia Stamou, Grigorios Kakkavas, Konstantinos Tsitseklis, Vasileios Karyotis and Symeon Papavassiliou
The demand for Autonomic Network Management (ANM) and optimization is as intense as ever, even though significant research has been devoted towards this direction. This paper addresses such need in Software Defined (SDR) based Cognitive Radio Networks (C...
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Dimitrios Dechouniotis, Ioannis Dimolitsas, Konstantinos Papadakis-Vlachopapadopoulos and Symeon Papavassiliou
A federation of heterogeneous testbeds, which provides a wide range of services, attracts many experimenters from academia and industry to evaluate novel future Internet architectures and network protocols. The candidate experimenter reserves the appropr...
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Eirini Eleni Tsiropoulou, George Kousis, Athina Thanou, Ioanna Lykourentzou and Symeon Papavassiliou
This paper addresses the problem of museum visitors? Quality of Experience (QoE) optimization by viewing and treating the museum environment as a cyber-physical social system. To achieve this goal, we harness visitors? internal ability to intelligently s...
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Feng Gong, Hao Li, Wenbin Wang, Dawei Xia, Qiming Liu, Dimitrios V. Papavassiliou and Ziqiang Xu
Thermal management in microelectronic devices has become a crucial issue as the devices are more and more integrated into micro-devices. Recently, free-standing graphene films (GFs) with outstanding thermal conductivity, superb mechanical strength, and l...
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