• Caching and operator cooperation policies for layered video content delivery 

      Poularakis K., Iosifidis G., Argyriou A., Koutsopoulos I., Tassiulas L. (2016)
      Distributed caching architectures have been proposed for bringing content close to requesters and the key problem is to design caching algorithms for reducing content delivery delay. The problem obtains an interesting new ...
    • Content placement in heterogeneous end-to-end virtual networks 

      Katsalis K., Sourlas V., Papapioannou T., Korakis T., Tassiulas L. (2015)
      One of the distinctive features of the new virtualized ecosystem, is the multi-stakeholder participation in the way cloud services are designed, deployed and offered. In this work, we address the emerging content replication ...