Searching for authors named "Christos Yfoulis" – sorted by Relevance.
5 documents found, showing 1 through 5.
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Honoring SLAs on cloud computing services: a control perspective
- …Abstract — This work contains a short survey of recent results in the literature with a view to opening up new research directions for the problem of honoring SLAs on cloud computing services. This is a new problem that has attracted significant interest recently, due to the urgent need for provider…
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and
- …Nowadays, Web Services (WSs) play an important role in the dissemination and distributed processing of large amounts of data that become available on the Web. In many cases, it is essential to retrieve and process such data in blocks, in order to benefit from pipelined parallelism and reduced commun…
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Self-optimizing Block Transfer in Web Service Grids
- …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, they are notoriously slow and transferring large data volumes across WSs…
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Robust runtime optimization of data transfer in queries over web services, in
- …Abstract- Self-managing solutions have recently attracted a lot of interest from the database community. The need for self-* properties is more evident in distributed applications comprising heterogeneous and autonomous databases and functionality providers. Such resources are typically exposed as W…
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An efficient load balancing LQR controller in parallel databases queries under random perturbations
- …Abstract — This work investigates the problem of dynamic, intra-query load balancing in parallel database queries across heterogeneous nodes in a way that takes into account the inherent cost of adaptations and thus avoids both over-reacting and deciding when to adapt in a completely heuristic manne…
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Showing 1 through 5.
