493 search results - page 74 / 99 » Consensus answers for queries over probabilistic databases |
175
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VLDB
2004
ACM
15 years 11 months ago
2004
ACM
XML languages, such as XQuery, XSLT and SQL/XML, employ XPath as the search and extraction language. XPath expressions often define complicated navigation, resulting in expensive...
173
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DASFAA
2010
IEEE
15 years 11 months ago
2010
IEEE
Given a set of query points, a dynamic skyline query reports all data points that are not dominated by other data points according to the distances between data points and query po...
218
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DBISP2P
2006
Springer
15 years 10 months ago
2006
Springer
Abstract. This paper addresses the problem of data placement, indexing, and querying large XML data repositories distributed over an existing P2P service infrastructure. Our archit...
268
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ICDE
2005
IEEE
16 years 7 months ago
2005
IEEE
Semantic caching enables mobile clients to answer spatial queries locally by storing the query descriptions together with the results. However, it supports only a limited number o...
218
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EDBT
2008
ACM
16 years 6 months ago
2008
ACM
Data exchange is the problem of transforming data structured under a schema (called source) into data structured under a different schema (called target). The emphasis of data exc...