2332 search results - page 193 / 467 » AIS and Semantic Query |
189
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TKDE
2010
15 years 4 months ago
2010
—We investigate techniques to automatically decompose any XQuery query—including updating queries specified by the XQuery Update Facility (XQUF)—into subqueries, that can be ...
177
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ICEBE
2005
IEEE
16 years 4 days ago
2005
IEEE
Electronic commerce is emerging as a major application area for database systems. A large number of e-commerce stores provide electronic product catalogs that allow customers to s...
205
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SIGIR
2004
ACM
15 years 12 months ago
2004
ACM
Document-centric XML collections contain text-rich documents, marked up with XML tags. The tags add lightweight semantics to the text. Querying such collections calls for a hybrid...
179
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KR
1992
Springer
15 years 10 months ago
1992
Springer
While the task of answering queries from an arbitrary propositional theory is intractable in general, it can typicallybe performed e ciently if the theory is Horn. This suggests t...
197
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TREC
2001
15 years 8 months ago
2001
PiQASso is a Question Answering system based on a combination of modern IR techniques and a series of semantic filters for selecting paragraphs containing a justifiable answer. Se...