736 search results - page 91 / 148 » Answering Imprecise Queries over Web Databases |
150
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CVPR
2004
IEEE
16 years 7 months ago
2004
IEEE
In this paper, we describe an approach to recognizing location from mobile devices using image-based web search. We demonstrate the usefulness of common image search metrics appli...
186
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WWW
2011
ACM
15 years 9 days ago
2011
ACM
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
139
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ALT
2000
Springer
15 years 9 months ago
2000
Springer
A conjunctive query problem in relational database theory is a problem to determine whether or not a tuple belongs to the answer of a conjunctive query over a database. Here, a tup...
135
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CSE
2009
IEEE
15 years 10 months ago
2009
IEEE
— The ubiquity of mobile devices has led to a rising demand for location-based services and applications. A major part of these services is based on the location-detection capabi...
154
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WWW
2002
ACM
16 years 6 months ago
2002
ACM
Query expansion has long been suggested as an effective way to resolve the short query and word mismatching problems. A number of query expansion methods have been proposed in tra...