9683 search results - page 427 / 1937 » Predicting query performance |
215
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CIVR
2010
Springer
15 years 11 months ago
2010
Springer
Traditional image retrieval techniques search for images without considering the query context. When they are applied to applications like annotating text with images, the results...
191
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VL
2000
IEEE
15 years 11 months ago
2000
IEEE
The accurate formulation of boolean expressions is a notorious problem in programming languages and database query tools. This paper studies the ways that untrained users naturall...
189
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KR
1992
Springer
15 years 11 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...
165
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VLDB
1992
ACM
15 years 11 months ago
1992
ACM
In this paper, we explore the execution of pipelined hash joins in a multiprocessor-based database system. To improve the query execution, an innovative approach on query executio...
177
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AICT
2006
IEEE
15 years 10 months ago
2006
IEEE
We present NetTraveler a database middleware system for WANs that is designed to efficiently run queries over sites that are either mobile clients or enterprise servers. NetTravel...