3793 search results - page 283 / 759 » An Object Data Model with Roles |
185
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COMGEO
2007
ACM
15 years 6 months ago
2007
ACM
In this paper we present a package for implementing exact kinetic data structures built on objects which move along polynomial trajectories. We discuss how the package design was ...
172
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
With the development of positioning technologies and the boosting deployment of inexpensive location-aware sensors, large volumes of trajectory data have emerged. However, efficie...
197
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IQIS
2004
ACM
16 years 2 days ago
2004
ACM
Information integration is often faced with the problem that different data sources represent the same set of the real-world objects, but give conflicting values for specific prop...
201
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DPD
2002
15 years 6 months ago
2002
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different sites...
166
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
This paper is to investigate the group behavior patterns of search activities based on Web search history data, i.e., clickthrough data, to boost search performance. We propose a ...