1344 search results - page 140 / 269 » Spatial Data Query Support in Peer-to-Peer Systems |
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PODS
2008
ACM
15 years 10 months ago
2008
ACM
We study complexity and approximation of queries in an expressive query language for probabilistic databases. The language studied supports the compositional use of confidence com...
BDA
2007
14 years 11 months ago
2007
Sharing huge, massively distributed databases in P2P systems is inherently difficult. As the amount of stored data increases, data localization techniques become no longer suffi...
IPPS
2005
IEEE
15 years 3 months ago
2005
IEEE
In recent years, we have seen a dramatic increase in the use of data-centric distributed systems such as global grid infrastructures, sensor networks, network monitoring, and vari...
XIMEP
2005
ACM
15 years 3 months ago
2005
ACM
Supporting queries and modifications on XML documents is a challenging task, and several related approaches exist. When implementing query and modification languages efficientl...
SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
Address geocoding, the process of finding the map location for a structured postal address, is a relatively well-studied problem. In this paper we consider the more general proble...