27756 search results - page 504 / 5552 » Process Query Systems |
221
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
This article proposes a core query algebra for probabilistic databases. In essence, this core is part of the query languages of most probabilistic database systems proposed so far...
165
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ESA
2004
Springer
15 years 10 months ago
2004
Springer
The ability to represent and query continuously moving objects is important in many applications of spatio-temporal database systems. In this paper we develop data structures for ...
156
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ACSC
2001
IEEE
15 years 10 months ago
2001
IEEE
Most search systems for querying large document collections---for example, web search engines---are based on well-understood information retrieval principles
156
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ACL
1993
15 years 7 months ago
1993
We propose a plan-based approach for responding to user queries in a collaborative environment. We argue that in such an environment, the system should not accept the user's ...
137
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ISTA
2004
15 years 7 months ago
2004
: Organizations require material resources, human resources, and business processes to produce goods and services. There is an available market for material resources as well as hu...