9414 search results - page 491 / 1883 » Adaptive Query Processing |
151
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
We discuss the design of an acquisitional query processor for data collection in sensor networks. Acquisitional issues are those that pertain to where, when, and how often data is...
146
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SAC
2009
ACM
16 years 1 months ago
2009
ACM
Today user-centered information acquisition over collections of complex XML documents is increasingly in demand. To this end, preferences have become an important paradigm enablin...
177
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SEMWEB
2009
Springer
16 years 27 days ago
2009
Springer
The Web of Linked Data forms a single, globally distributed dataspace. Due to the openness of this dataspace, it is not possible to know in advance all data sources that might be r...
160
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ICCCN
2007
IEEE
16 years 21 days ago
2007
IEEE
—an interplay between mobile devices and static sensor nodes is envisioned in the near future. This will enable a heterogeneous design space that can offset the stringent resourc...
190
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SSD
2005
Springer
15 years 12 months ago
2005
Springer
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...