7607 search results - page 319 / 1522 » Querying data provenance |
181
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RTSS
2007
IEEE
16 years 1 months ago
2007
IEEE
Recent years have seen the emergence of wireless sensor network systems that must support high data rate and realtime queries of physical environments. This paper proposes Real-Ti...
192
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SIGIR
2006
ACM
16 years 22 days ago
2006
ACM
Combining the output from multiple retrieval sources over the same document collection is of great importance to a number of retrieval tasks such as multimedia retrieval, web retr...
147
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IDEAS
2005
IEEE
16 years 11 days ago
2005
IEEE
The modern XML query language called XQuery includes advanced facilities both to query and to transform XML data. An XQuery query optimizer should be able to optimize any query. F...
181
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VLDB
2005
ACM
16 years 8 days ago
2005
ACM
The interaction between recursion in XPATH and recursion in DTDs makes it challenging to answer XPATH queries on XML data that is stored in an RDBMS via schema-based shredding. We...
198
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DOLAP
2003
ACM
16 years 1 days ago
2003
ACM
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...