316 search results - page 34 / 64 » Top-K aggregation queries over large networks |
SIGMETRICS
2002
ACM
14 years 9 months ago
2002
ACM
Decentralized and unstructured peer-to-peer networks such as Gnutella are attractive for certain applications because they require no centralized directories and no precise contro...
161
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
Abstract-- We present COLR-Tree, an abstraction layer designed to support efficient spatio-temporal queries on live data gathered from a large collection of sensors. We use COLR-Tr...
EWSN
2009
Springer
15 years 10 months ago
2009
Springer
Multi-hop cluster hierarchy has been presented as an organization for large wireless sensor networks (WSNs) that can provide scalable routing, data aggregation, and querying. In th...
TKDE
2010
14 years 8 months ago
2010
— The data management community has recently begun to consider declarative network routing and distributed acquisition: e.g., sensor networks that execute queries about contiguou...
113
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SIGMOD
2011
ACM
14 years 19 days ago
2011
ACM
Probabilistic database systems have successfully established themselves as a tool for managing uncertain data. However, much of the research in this area has focused on efficient...