308 search results - page 53 / 62 » Sharing aggregate computation for distributed queries |
PODC
2006
ACM
15 years 3 months ago
2006
ACM
We study the problem of maintaining sketches of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in w...
EUROPAR
2005
Springer
15 years 2 months ago
2005
Springer
A lot of recent research on content-based P2P searching for file-sharing applications has focused on exploiting semantic relations between peers to facilitate searching. To the be...
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GCC
2003
Springer
15 years 2 months ago
2003
Springer
Locating content efficiently and conveniently is the key issue in P2P systems. In this paper we present SemanticPeer, an Ontology-Based P2P lookup service, to address this problem,...
IJCAI
2007
14 years 10 months ago
2007
In this paper we propose a framework for decentralized model-based diagnosis of complex systems modeled with qualitative constraints and whose models are distributed among their s...
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...