3777 search results - page 337 / 756 » Estimating the Quality of Databases |
114
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ER
2007
Springer
15 years 10 months ago
2007
Springer
Ensuring the semantic and topological correctness of spatial data is an important requirement in geographical information systems and spatial database systems in order to preserve ...
123
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ER
2007
Springer
15 years 10 months ago
2007
Springer
This paper intends to classify, review, and compare the existing languages for the specification of spatial integrity constraints at the conceptual level. We classify these languag...
143
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XSYM
2007
Springer
15 years 10 months ago
2007
Springer
To globally optimize execution plans for XQuery expressions, a plan generator must generate and compare plan alternatives. In proven compiler architectures, the unit of plan genera...
107
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DASFAA
2006
IEEE
15 years 10 months ago
2006
IEEE
In this paper we present a quality model highlighting the completeness of sensor data with respect to its application. The model allows consistent handling of information loss as d...
150
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DASFAA
2006
IEEE
15 years 10 months ago
2006
IEEE
Keyword search is an effective approach for most users to search for information because they do not need to learn complex query languages or the underlying structures of the data....