299 search results - page 32 / 60 » On Graph Query Optimization in Large Networks |
145
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ICCS
2009
Springer
15 years 8 months ago
2009
Springer
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...
137
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DASFAA
1997
IEEE
15 years 6 months ago
1997
IEEE
The success of the World Wide Web is boosting the development of multimedia database systems and their integration into the internet. For the documents stored and exchanged in the...
131
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WWW
2008
ACM
16 years 2 months ago
2008
ACM
Efficiently querying RDF [1] data is being an important factor in applying Semantic Web technologies to real-world applications. In this context, many efforts have been made to st...
122
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EDBT
2004
ACM
16 years 2 months ago
2004
ACM
The join operation, which combines tuples from multiple relations, is the most fundamental and, typically, the most expensive operation in database queries. The standard approach t...
191
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ICDE
2007
IEEE
16 years 3 months ago
2007
IEEE
To retrieve similar database videos to a query clip, each video is typically represented by a sequence of highdimensional feature vectors. Given a query video containing m feature...