2853 search results - page 402 / 571 » On the Efficiency of Provenance Queries |
152
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DKE
2008
15 years 6 months ago
2008
Keyword searching while very successful in narrowing down the contents of the Web to the pertaining subset of information, has two primary drawbacks. First, the accuracy of the se...
150
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IS
2008
15 years 6 months ago
2008
In recent years, while search engines have become more and more powerful, several specialized search engines have been developed for different domains (e.g. library services, serv...
174
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IS
2008
15 years 6 months ago
2008
Abstract. Sharing of structured data in decentralized environments is a challenging problem, especially in the absence of a global schema. Social network structures map network lin...
168
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DKE
2002
15 years 6 months ago
2002
An important issue in data warehouse development is the selection of a set of views to materialize in order to accelerate OLAP queries, given certain space and maintenance time co...
168
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PVLDB
2008
15 years 6 months ago
2008
Keyword search is a user-friendly mechanism for retrieving XML data in web and scientific applications. An intuitively compelling but vaguely defined goal is to identify matches t...