1832 search results - page 60 / 367 » Querying RDF Data Using A Multigraph-based Approach |
149
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WWW
2005
ACM
15 years 8 months ago
2005
ACM
In this paper, we propose an approach to materialize XML data warehouses based on the frequent query patterns discovered from historical queries issued by users. The schemas of in...
112
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INFSOF
2006
15 years 2 months ago
2006
The parametric data model captures an object in terms of a single tuple. This feature eliminates unnecessary self-join operations to combine tuples scattered in a temporal relatio...
160
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SEMWEB
2009
Springer
15 years 7 months ago
2009
Springer
Abstract—For many tasks, such as the integration of knowledge bases in the semantic web, one must not only handle the knowledge itself, but also characterizations of this knowled...
146
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DATESO
2010
15 years 19 days ago
2010
The XML format has become the standard for data exchange because it is self-describing and it stores not only information but also the relationships between data. Therefore it is u...
135
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SSDBM
2003
IEEE
15 years 8 months ago
2003
IEEE
In many application contexts, like statistical databases, scientific databases, query optimizers, OLAP, and so on, data are often summarized into synopses of aggregate values. Su...