2121 search results - page 176 / 425 » Indexing Incomplete Databases |
170
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ADBIS
2000
Springer
15 years 10 months ago
2000
Springer
When dealing with large quantities of clauses, the use of persistent knowledge is inevitable, and indexing methods are essential to answer queries efficiently. We introduce PerKMan...
165
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SSD
1999
Springer
15 years 10 months ago
1999
Springer
We provide an evaluation of query execution plans (QEP) in the case of queries with one or two spatial joins. The QEPs assume R -tree indexed relations and use a common set of spat...
268
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Publication
Spatio-temporal data streams that are generated from mobile stream sources (e.g., mobile sensors) experience similar environmental conditions that result in distinct phenomena. Sev...
174
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PKDD
2005
Springer
15 years 12 months ago
2005
Springer
We examine the problem of monitoring and identification of correlated burst patterns in multi-stream time series databases. Our methodology is comprised of two steps: a burst dete...
178
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AIRS
2006
Springer
15 years 10 months ago
2006
Springer
One of the main challenges in content-based image retrieval still remains to bridge the gap between low-level features and semantic information. In this paper, we present our first...