Now showing items 21-25 of 25

  • Service differentiation in multitier data centers 

    Katsalis, K.; Paschos, G. S.; Tassiulas, L.; Viniotis, Y. (2013)
    In this paper, we study the problem of resource allocation in the setting of multitier data centers. Our main motivation and objective is to provide applications hosted in the data center with different service levels. In ...
  • Storage planning and replica assignment in content-centric publish/subscribe networks 

    Sourlas, V.; Flegkas, P.; Paschos, G. S.; Katsaros, D.; Tassiulas, L. (2011)
    Content-centric publish/subscribe networking is a flexible communication model that meets the requirements of the content distribution in the Internet, where information needs to be addressed by semantic attributes rather ...
  • Storing and replication in topic-based publish/subscribe networks 

    Sourlas, V.; Flegkas, P.; Paschos, G. S.; Katsaros, D.; Tassiulas, L. (2010)
    In current publish/subscribe networks messages are not stored and only active subscribers receive published messages. However, in a dynamic scenario a user may be interested in content published before the subscription ...
  • Sustainability of service provisioning systems under attack 

    Paschos, G. S.; Tassiulas, L. (2013)
    We propose a resource allocation model that captures the interaction between legitimate users of a distributed service provisioning system with malicious intruders attempting to disrupt its operation. The system consists ...
  • Wireless network coding with partial overhearing information 

    Paschos, G. S.; Fragiadakis, C.; Georgiadis, L.; Tassiulas, L. (2013)
    We study an 1-hop broadcast channel with two receivers. Due to overhearing channels, the receivers have side information which can be leveraged by interflow network coding techniques to provide throughput increase. In this ...