• Article  

      In-network data acquisition and replication in mobile sensor networks 

      Andreou, Panayiotis G.; Zeinalipour-Yazdi, Constantinos D.; Chrysanthis, Panos K.; Samaras, George S. (2011)
      This paper assumes a set of n mobile sensors that move in the Euclidean plane as a swarm. Our objectives are to explore a given geographic region by detecting and aggregating spatiooral events of interest and to store these ...
    • Conference Object  

      A latency-based object placement approach in content distribution networks 

      Pallis, George C.; Vakali, Athena I.; Stamos, Kostas; Sidiropoulos, Antonis; Katsaros, Dimitrios S.; Manolopoulos, Yannis (2005)
      Content Distribution Networks (CDNs) are increasingly being used to disseminate data in today's Internet. The growing interest in CDNs is motivated by a common problem across disciplines: how does one reduce the load on ...
    • Article  

      Multi-set DHT for range queries on dynamic data for grid information service 

      Da Costa, G.; Orlando, S.; Dikaiakos, Marios D. (2008)
      Scalability is a fundamental problem for information systems when the amount of managed data increases. Peer to Peer systems are usually used to solve scalability problems as centralized approaches do not scale without ...
    • Article  

      Parallel and distributed data management 

      Sakellariou, R.; Orlando, S.; Larriba-Pey, J. L.; Parthasarathy, S.; Zeinalipour-Yazdi, Constantinos D. (2010)
      The manipulation and handling of an ever increasing volume of data by current data-intensive applications requires novel techniques for efficient data management. Despite recent advances in every aspect of data management ...
    • Conference Object  

      Self-optimizing block transfer in web service grids 

      Gounaris, A.; Dikaiakos, Marios D.; Yfoulis, C.; Sakellariou, R. (2007)
      Nowadays, Web Services (WSs) play an increasingly important role in Web data management solutions, since they offer a practical solution for accessing and manipulating data sources spanning administrative domains. Nevertheless, ...