5954 search results - page 421 / 1191 » Querying Bi-level Information |
181
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CIA
2006
Springer
15 years 10 months ago
2006
Springer
Intelligent coordination in complex multi-agent environments requires sophisticated mechanisms for suboptimal task decomposition and efficient resource allocation provided by the t...
193
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ISMIS
2000
Springer
15 years 10 months ago
2000
Springer
Abstract. The conventional use of databases is commonly restricted to the retrieval of factual data in the form of tuples or records. However most databases also contain metadata i...
175
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WWW
2009
ACM
16 years 7 months ago
2009
ACM
Understanding the intent behind a user's query can help search engine to automatically route the query to some corresponding vertical search engines to obtain particularly re...
193
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WIDM
2003
ACM
16 years 7 days ago
2003
ACM
Query rewriting using views is an essential issue in data integration. A number of algorithms, e.g., the bucket algorithm, the inverse rules algorithm, the SVB algorithm and the M...
222
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CIKM
2007
Springer
15 years 11 months ago
2007
Springer
We investigate the problem of how to evaluate, fast and efficiently, classes of optimal route queries on a massive graph in a unified framework. To evaluate a route query effectiv...