1791 search results - page 167 / 359 » Semantics and Complexity of SPARQL |
124
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WWW
2005
ACM
15 years 10 months ago
2005
ACM
The interoperability among distributed and autonomous systems is the ultimate challenge facing the semantic web. Heterogeneity of data representation is the main source of problem...
144
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CAISE
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. Recently, the database and AI research communities have paid increased attention to ontologies. The main motivating reason is that ontologies promise solutions for comple...
176
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ICCS
2005
Springer
15 years 10 months ago
2005
Springer
The Semantic Web is a significant improvement of the original World Wide Web. It models shared meanings with ontologies, and uses these to provide many different kinds of web servi...
151
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DOLAP
2004
ACM
15 years 10 months ago
2004
ACM
In today’s OLAP systems, integrating fast changing data, e.g., stock quotes, physically into a cube is complex and time-consuming. The widespread use of XML makes it very possib...
132
Voted
ADBIS
2004
Springer
15 years 10 months ago
2004
Springer
Repairing a database means making the database consistent by applying changes that are as small as possible. Nearly all approaches to repairing have assumed deletions and insertion...