7576 search results - page 213 / 1516 » On Querying Ontologies and Databases |
141
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DEXAW
2005
IEEE
16 years 7 days ago
2005
IEEE
Keywords, restricted vocabularies (RVs), thesauri, and catalogues are introduced leading up to discussion of the need for full ontologies to describe the full logical and relation...
177
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DEXAW
2002
IEEE
15 years 11 months ago
2002
IEEE
In the paper we present a methodology for the semiautomated extraction of ontological knowledge from XML data sources in a given domain. We consider an interconnection scenario ov...
153
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DEXAW
2009
IEEE
15 years 10 months ago
2009
IEEE
A huge amount of schemas are expressed within outdated schema languages which are restricted concerning expressiveness, extensibility, readability, and understandability. Consequen...
175
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SEMWEB
2007
Springer
16 years 22 days ago
2007
Springer
This paper summarizes the results of the X-SOM tool in the OAEI 2007 campaign. X-SOM is an extensible ontology mapper that combines various matching algorithms by means of a feed-f...
169
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DEXA
2006
Springer
15 years 10 months ago
2006
Springer
One of the problems associated with XML databases is the poor performance of XPath queries. Although this has attracted much attention by the research community, solutions are eith...