3969 search results - page 303 / 794 » Query Processing Using Ontologies |
129
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EDBT
2008
ACM
15 years 5 months ago
2008
ACM
In peer-to-peer data management systems query allocation is a critical issue for the good operation of the system. This task is challenging because participants may prefer to perf...
252
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GIS
2008
ACM
16 years 5 months ago
2008
ACM
Geospatial information integration is not a trivial task. An integrated view must be able to describe various heterogeneous data sources and its interrelation to obtain shared con...
153
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LRE
2006
15 years 4 months ago
2006
Web searchers reformulate their queries, as they adapt to search engine behavior, learn more about a topic, or simply correct typing errors. Automatic query rewriting can help user...
120
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ICIP
1999
IEEE
16 years 5 months ago
1999
IEEE
The usefulness of a video database relies on whether the video of interest can be easily located. To allow exploring, browsing, and retrieving videos according to their visual con...
138
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
We describe collaborative efforts between a knowledge representation team, a community of scientists, and scientific information managers in developing knowledge models for ecolog...