9683 search results - page 580 / 1937 » Predicting query performance |
209
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GVD
2004
15 years 8 months ago
2004
Abstract. Checking the consistency of query conditions is an old problem, and there are already many proposed solutions. Since the problem is in general undecidable, there is not a...
198
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ACL
2003
15 years 8 months ago
2003
This paper discusses the challenges and proposes a solution to performing information retrieval on the Web using Chinese natural language speech query. The main contribution of th...
219
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W3C
1998
15 years 8 months ago
1998
An important application of XML is the interchange of electronic data (EDI) between multiple data sources on the Web. As XML data proliferates on the Web, applications will need t...
256
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ADHOCNOW
2008
Springer
15 years 8 months ago
2008
Springer
This paper presents a novel method for optimizing sliding window based continuous queries. We deal with two categories of aggregation operations: stepwise aggregation (e.g. COUNT) ...
187
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CCGRID
2007
IEEE
15 years 7 months ago
2007
IEEE
Grid is a computational environment in which applications can use multiple distributed computational resources in a safe, coordinated, efficient and transparent way. Data Integra...