2599 search results - page 251 / 520 » An Operational Semantics for Knowledge Bases |
179
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ESWS
2008
Springer
15 years 8 months ago
2008
Springer
In this contribution a system is presented, which provides access to distributed data sources using Semantic Web technology. While it was primarily designed for data sharing and sc...
160
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DASFAA
2007
IEEE
16 years 27 days ago
2007
IEEE
XML is by now the de facto standard for exporting and exchanging data on the web. The need for querying XML data sources whose structure is not fully known to the user and the need...
187
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LREC
2010
15 years 8 months ago
2010
After several years of development, the vision of the Semantic Web is gradually becoming reality. Large data repositories have been created and offer semantic information in a mac...
211
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KR
2004
Springer
15 years 12 months ago
2004
Springer
The demand for ontologies is rapidly growing especially due to developments in knowledge management, E-commerce and the Semantic Web. Building an ontology and a background knowled...
205
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CSFW
2012
IEEE
13 years 9 months ago
2012
IEEE
—Role-based Access Control (RBAC) is one of the most widespread security mechanisms in use today. Given the growing complexity of policy languages and access control systems, ver...