• Article  

      Data-centric privacy protocol for intensive care grids 

      Luna, J.; Dikaiakos, Marios D.; Marazakis, M.; Kyprianou, T. (2010)
      Modern e-Health systems require advanced computing and storage capabilities, leading to the adoption of technologies like the grid and giving birth to novel health grid systems. In particular, intensive care medicine uses ...
    • Article  

      Design and implementation of a distributed crawler and filtering processor 

      Zeinalipour-Yazdi, Constantinos D.; Dikaiakos, Marios D. (2002)
      Web crawlers are the key component of services running on Internet and providing searching and indexing support for the entire Web, for corporate Intranets and large portal sites. More recently, crawlers have also been ...
    • Article  

      Fuzzy explicit marking: A unified congestion controller for Best-Effort and Diff-Serv networks 

      Chrysostomou, Chrysostomos; Pitsillides, Andreas; Sekercioglu, Y. Ahmet (2009)
      This paper, proposes a generic active queue management (AQM) control methodology in TCP/IP networks, based on Fuzzy logic control principles. A simple, effective and efficient non-linear control law is built, using a ...
    • Article  

      On the stability of compositions of universally stable, greedy contention-resolution protocols 

      Koukopoulos, D.; Mavronicolas, Marios; Nikoletseas, Sotiris E.; Spirakis, Paul G. (2002)
      A distinguishing feature of today’s large-scale platforms for distributed computation and communication, such as the Internet, is their heterogeneity, predominantly manifested by the fact that a wide variety of communication ...
    • Conference Object  

      Performance evaluation of mobile IPv6 handover extensions in an IEEE 802.11b wireless network environment 

      Lai, J.; Sekercioglu, Y. Ahmet; Jordan, N.; Pitsillides, Andreas (2006)
      In order to support mobile users, the basic Internet protocols have been extended with protocols (e.g., Mobile IPv6) for intercepting and forwarding packets to a mobile and possibly roaming node. Seamless roaming requires ...
    • Conference Object  

      RAN selection for converged networks supporting IMS signalling and MBMS service 

      Antoniou, Josephina; Stylianou, Marios; Pitsillides, Andreas (2007)
      Future Communication Networks are envisioned to be based upon a common, flexible and scalable convergence platform, where different access networks, different terminals and different services can coexist. The new user ...
    • Conference Object  

      Reliable hysteroscopy color imaging 

      Constantinou, Ioannis P.; Tanos, Vasilios; Neofytou, Marios S.; Pattichis, Constantinos S. (2010)
      The aim of this study was to investigate the reliability of two hysteroscopy cameras, the Circon IP 4 and Karl Storz HD, in relation to white balance, camera response over time, and color correction. Experimental results, ...
    • Article  

      Representing anisotropy of two-point second-order turbulence velocity correlations using structure tensors 

      Bhattacharya, A.; Kassinos, Stavros C.; Moser, R. D. (2008)
      A locally homogeneous representation for the two-point, second-order turbulent velocity fluctuation Rij(x,r) = 〈u′i(x)u′i(x+r)〉 is formulated in terms of three linearly independent structure tensors [Kassinos et al., J. ...
    • Article  

      Security in the cache and forward architecture for the next generation Internet 

      Hadjichristofi, G. C.; Hadjicostis, Christoforos N.; Raychaudhuri, D. (2011)
      The future Internet architecture will be comprised predominately of wireless devices. It is evident at this stage that the TCP/IP protocol that was developed decades ago will not properly support the required network ...
    • Conference Object  

      Using DNS for global discovery of environmental services 

      Kamilaris, Andreas; Pitsillides, Andreas (2012)
      Embedded sensor devices are getting pervasive in our everyday lives. Due to the penetration of the Internet in the real world, sensor devices become globally addressable, while the Web of Things envisions Web presence to ...
    • Article  

      Verification of infinite-step opacity and complexity considerations 

      Saboori, A.; Hadjicostis, Christoforos N. (2012)
      We describe and analyze the complexity of verifying the notion of infinite-step opacity in systems that are modeled as non-deterministic finite automata with partial observation on their transitions. Specifically, a system ...