27756 search results - page 458 / 5552 » Process Query Systems |
143
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MIDDLEWARE
2009
Springer
15 years 11 months ago
2009
Springer
Abstract. Pervasive computing applications often entail continuous monitoring tasks, issuing persistent queries that return continuously updated views of the operational environmen...
139
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SC
2003
ACM
15 years 10 months ago
2003
ACM
A Grid Information Service (GIS) stores information about the resources of a distributed computing environment and answers questions about it. We are developing RGIS, a GIS system...
160
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ICDT
2001
ACM
15 years 9 months ago
2001
ACM
In information-integration systems, source relations often have limitations on access patterns to their data; i.e., when one must provide values for certain attributes of a relatio...
148
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SEBD
2007
15 years 6 months ago
2007
We consider the problem of query containment over an object data model derived from F-logic. F-logic has generated considerable interest commercially, in the academia, and within ...
146
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PR
2008
15 years 5 months ago
2008
Hundreds of millions of users each day submit queries to the Web search engine. The user queries are typically very short which makes query understanding a challenging problem. In...