8763 search results - page 1353 / 1753 » Querying Database Knowledge |
204
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WWW
2005
ACM
16 years 7 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
208
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KDD
2009
ACM
16 years 1 months ago
2009
ACM
Many applications in surveillance, monitoring, scientific discovery, and data cleaning require the identification of anomalies. Although many methods have been developed to iden...
170
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CICLING
2007
Springer
16 years 1 months ago
2007
Springer
The present paper describes how dependency analysis can be used to automatically extract from a corpus a set of cases - and an accompanying vocabulary - which enable a template-bas...
184
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INFOCOM
2006
IEEE
16 years 27 days ago
2006
IEEE
— A key function for network traffic monitoring and analysis is the ability to perform aggregate queries over multiple data streams. Change detection is an important primitive w...
223
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DLOG
2011
14 years 10 months ago
2011
Query answering in Ontology Based Data Access (OBDA) exploits the knowledge of an ontology’s TBox to deal with incompleteness of the ABox (or data source). Current query-answerin...