• Conference Object  

      3D channel modeling and characterization for hypersurface empowered indoor environment at 60 GHz millimeter-wave band 

      Mehrotra, Rashi; Ansari, Rafay Iqbal; Pitilakis, Alexandros; Nie, Shuai; Liaskos, Christos K.; Kantartzis, Nikolaos V.; Pitsillides, Andreas (Society for Computer Simulation International, 2019)
      This paper proposes a three-dimensional (3D) communication channel model for an indoor environment considering the effect of the Hypersurface. The Hypersurface is a software controlled intelligent metasurface, which can ...
    • Conference Object  

      4G converged environment: Modeling network selection as a game 

      Antoniou, Josephina; Pitsillides, Andreas (2007)
      Network Selection mechanism in 4G mobile networks is a newly introduced mechanism that handles the selection of the best network to satisfy a service request. Network Selection needs to take part prior to admission of the ...
    • Conference Object  

      A-system: Problem solving through abduction 

      Kakas, Antonis C.; Van Nuffelen, B.; Denecker, M. (2001)
      This paper presents a new system, called the A-System, performing abductive reasoning within the framework of Abductive Logic Programming. It is based on a hybrid computational model that implements the abductive search ...
    • Conference Object  

      Abdominal Aortic Aneurysm medical video transmission 

      Panayides, Andreas S.; Antoniou, Zinonas C.; Barberis, Vassilis I. I.; Pattichis, Marios S.; Pattichis, Constantinos S.; Kyriacou, Efthyvoulos C. (2012)
      Abdominal Aortic Aneurysm (AAA) is responsible for approximately 1.3% of all deaths among men over the age of 65. Given the fact that once an aortic rupture occurs mortality rates are estimated between 80%-90%, national ...
    • Conference Object  

      Abduction and induction for learning models of inhibition in metabolic networks 

      Tamaddoni-Nezhad, A.; Chaleil, R.; Kakas, Antonis C.; Muggleton, S. (2005)
      This paper describes the use of a mixture of abduction and induction for the temporal modelling of the effects of toxins in metabolic networks. Background knowledge is used which describes network topology and functional ...
    • Conference Object  

      ABSense: Sensing Electromagnetic Waves on Metasurfaces via Ambient Compilation of Full Absorption 

      Liaskos, C.; Pirialakos, G.; Pitilakis, A.; Abadal, S.; Tsioliaridou, A.; Tasolamprou, A.; Tsilipakos, O.; Kantartzis, N.; Ioannidis, S.; Alarcon, E.; Cabellos, A.; Kafesaki, M.; Pitsillides, Andreas; Kossifos, K.; Georgiou, Julius; Akyildiz, I. F. (2019)
      Metasurfaces constitute effective media for manipulating and transforming impinging EM waves. Related studies have explored a series of impactful MS capabilities and applications in sectors such as wireless communications, ...
    • Conference Object  

      An abstract channel specification and an algorithm implementing it using Java sockets 

      Georgiou, Chryssis; Shvartsman, A. A.; Musiał, Peter M.; Sonderegger, E. L. (2008)
      Models and specifications can be used in the design of distributed applications to formally reason about their safety properties. However, the benefits of using formal methods are often negated by the ad hoc process of ...
    • Conference Object  

      ACCES: Offline accuracy estimation for fingerprint-based localization 

      Nikitin, A.; Laoudias, Christos; Chatzimilioudis, Georgios; Karras, P.; Zeinalipour-Yazdi, Constantinos D. (Institute of Electrical and Electronics Engineers Inc., 2017)
      In this demonstration we present ACCES, a novel framework that enables quality assessment of arbitrary fingerprint maps and offline accuracy estimation for the task of fingerprint-based indoor localization. Our framework ...
    • Conference Object  

      Active folders: A metaphor for developing and interacting with context-aware applications 

      Polyviou, S.; Samaras, George S.; Evripidou, Paraskevas (2006)
      Query by Browsing (QBB) is a relationally complete paradigm for creating Visual Query Language (VQL)s. It has been adapted successfully for use on handheld devices in the form of the Chiromancer interface, thus placing ...
    • Conference Object  

      An ActOn-based semantic information service for EGEE 

      Xing, Wei; Corcho, O.; Goble, C.; Dikaiakos, Marios D. (2007)
      We describe an information service that aggregates metadata available in hundreds of information sources of the EGEE Grid infrastructure. It uses an ontology-based information integration architecture (ActOn), which is ...
    • Conference Object  

      AD-APT: Blurring the boundary between mobile advertising and user satisfaction 

      Pamboris, Andreas; Antoniou, George; Makris, Constantinos; Andreou, Panayiotis G.; Samaras, George S. (Association for Computing Machinery, Inc, 2016)
      The choice between two dominant monetization strategies for mobile apps, i.e. capitalising on revenue generated from either users or advertisers, is not a straightforward one. While users are initially attracted more to ...
    • Conference Object  

      AdaM: An adaptive monitoring framework for sampling and filtering on IoT devices 

      Trihinas, Demetris; Pallis, George C.; Dikaiakos, Marios D. (Institute of Electrical and Electronics Engineers Inc., 2015)
      Real-time data processing while the velocity and volume of data generated keep increasing, as well as, energy-efficiency are great challenges of big data streaming which have transitioned to the Internet of Things (IoT) ...
    • Conference Object  

      Adapting generic web structures with semantic web technologies: A cognitive approach 

      Belk, Marios; Germanakos, Panagiotis; Tsianos, Nikos; Lekkas, Zacharias; Mourlas, Constantinos; Samaras, George S. (2010)
      The research described in this paper focuses on adapting generic Hypermedia Environments with the use of Semantic Web technologies. The use of machine understandable semantics in Web applications is increasing significantly, ...
    • Conference Object  

      Adaptive agent negotiation via argumentation 

      Kakas, Antonis C.; Moraïtis, Pavlos (2006)
      In this paper, we study how argumentation can be used as a basis for negotiation between autonomous agents, where negotiation strategies of the different parties are represented as argumentation theories within their ...
    • Conference Object  

      Adaptive connection admission and flow control: quality of service with high utilisation 

      Pitsillides, Andreas; Lambert, Jim (IEEE, 1994)
      In this paper, we use adaptive feedback and adaptive feedforward control methodologies to avoid congestion at high server utilisation. This addresses the combined connection admission and flow control problem (generic ...
    • Conference Object  

      Adaptive emergency scenery video communications using HEVC for responsive decision support in disaster incidents 

      Antoniou, Zinonas C.; Panayides, Andreas S.; Pattichis, Marios S.; Stavrou, S.; Kyriacou, Efthyvoulos C.; Spanias, Andreas S.; Constantinides, Anthony G.; Pattichis, Constantinos S. (Institute of Electrical and Electronics Engineers Inc., 2015)
      This study proposes a unifying framework for m-Health video communication systems that provides for the joint optimization of video quality, bitrate demands, and encoding time. The framework is video modality and infrastructure ...
    • Conference Object  

      Adaptive feedback algorithm for internet video streaming based on fuzzy rate control 

      Antoniou, Pavlos Ch.; Pitsillides, Andreas; Vassiliou, Vasos (2007)
      It is beyond any doubt that the unpredictable nature of the today's Internet has tremendous impact on the transmission of video streams. With respect to the real-time nature of video streaming, unpredictable band-width, ...
    • Conference Object  

      Adaptive high-end microprocessor for power-performance efficiency 

      Trancoso, Pedro (2006)
      Microprocessor development costs are considerably high. To minimize these costs, manufacturers produce a single design that better satisfies, in average, a wide range of applications. Nevertheless, as applications have ...
    • Conference Object  

      Adaptive information hovering in VANETs: Robustness and enhancements 

      Xeros, Andreas; Constantinides, Themis; Lestas, Marios; Mylonas, Yiannos; Pitsillides, Andreas; Lesta, Vicky Papadopoulou (IEEE Computer Society, 2013)
      Information hovering is relevant in vehicular ad hoc networks in cases where critical information needs to be made available to all vehicles in a bounded geographical area, called the hovering area, for a specific amount ...
    • Conference Object  

      An adaptive multiscale AM-FM texture analysis system with application to hysteroscopy imaging 

      Constantinou, Ioannis P.; Pattichis, Marios S.; Tanos, Vasilios; Neofytou, Marios S.; Pattichis, Constantinos S. (2012)
      The use of multiscale AM-FM analysis systems has been recently demonstrated in a variety of applications in medical image analysis. In all of these applications, a fixed filter-bank is used as a preprocessing step for ...