5166 search results - page 226 / 1034 » Web Query Optimizer |
207
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IEEECSA
2009
15 years 4 months ago
2009
- The SQL language allows users to express queries that have nested subqueries in them. Optimization of nested queries has received considerable attention over the last few years. ...
156
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CICLING
2005
Springer
15 years 12 months ago
2005
Springer
Abstract. With the current method of query formation, a Question Answering system retrieves a set of documents that are similar to a question, while what is mostly required is a se...
149
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
Abstract. This paper presents Oyster, a Peer-to-Peer system for exchanging ontology metadata among communities in the Semantic Web. We describe how Oyster assists researchers in re...
194
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ICGI
2004
Springer
15 years 11 months ago
2004
Springer
Abstract. A base problem in Web information extraction is to find appropriate queries for informative nodes in trees. We propose to learn queries for nodes in trees automatically ...
172
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ICWE
2004
Springer
15 years 11 months ago
2004
Springer
Lookup of services is an important issues in many distributed systems. This paper deals with lookup in service-oriented architectures, such as Web services, P2P systems, GRIDs, or ...