1487 search results - page 100 / 298 » Representing and Querying Data Transformations |
215
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ICDE
2008
IEEE
16 years 2 months ago
2008
IEEE
Content-based retrieval of spatio-temporal patterns from human motion databases is inherently nontrivial since finding effective distance measures for such data is difficult. These...
107
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SWAP
2007
15 years 2 months ago
2007
Abstract. Ontologies are pervading many areas of knowledge representation and management. To date, most research efforts have been spent on the development of sufficiently express...
TIME
2003
IEEE
15 years 6 months ago
2003
IEEE
In bitemporal databases, current facts and transaction states are modelled using a special value to represent the current time (such as a minimum or maximum timestamp or NULL). Pr...
112
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CORR
2012
Springer
13 years 9 months ago
2012
Springer
This paper presents a query evaluation technique for positive relational algebra queries with aggregates on a representation system for probabilistic data based on the algebraic s...
WWW
2004
ACM
16 years 2 months ago
2004
ACM
One of the key benefits of XML is its ability to represent a mix of structured and unstructured (text) data. Although current XML query languages such as XPath and XQuery can expr...