2063 search results - page 223 / 413 » Containment of Aggregate Queries |
169
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DBA
2006
15 years 7 months ago
2006
In order to facilitate query processing, the information contained in data warehouses is typically stored as a set of materialized views. Deciding which views to materialize prese...
115
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APBC
2003
15 years 7 months ago
2003
Nowadays, biologists use a number of large biological databanks to find relevant information for their research. Users of these databanks face a number of problems. One problem i...
158
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TREC
2007
15 years 7 months ago
2007
In TREC Genomics a question/answering task has been proposed. A set of questions with a specific entity of interest is proposed and a set of passages from a collection of full te...
160
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SIGMOD
2008
ACM
15 years 5 months ago
2008
ACM
The presence of encyclopedic Web sources, such as Wikipedia, the Internet Movie Database (IMDB), World Factbook, etc. calls for new querying techniques that are simple and yet mor...
183
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VLDB
2002
ACM
15 years 5 months ago
2002
ACM
A continuous nearest neighbor query retrieves the nearest neighbor (NN) of every point on a line segment (e.g., "find all my nearest gas stations during my route from point s...