119 search results - page 6 / 24 » MiniCon: A scalable algorithm for answering queries using vi... |
175
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CIKM
2011
Springer
14 years 5 months ago
2011
Springer
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...
149
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WWW
2008
ACM
16 years 5 months ago
2008
ACM
Fuzzy ontologies are envisioned to be useful in the Semantic Web. Existing fuzzy ontology reasoners are not scalable enough to handle the scale of data that the Web provides. In t...
129
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DAWAK
1999
Springer
15 years 9 months ago
1999
Springer
A data warehouse DW can be seen as a set of materialized views de ned over remote base relations. When a query is posed, it is evaluated locally, using the materialized views, wi...
198
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PKDD
2000
Springer
15 years 8 months ago
2000
Springer
Data mining is a useful decision support technique, which can be used to find trends and regularities in warehouses of corporate data. A serious problem of its practical applicatio...
151
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AMW
2009
15 years 6 months ago
2009
Abstract. Rewriting of conjunctive queries using views has many applications in database and data integration. We investigate ways to improve performance of rewriting and propose a...