4955 search results - page 930 / 991 » Ontologies and the semantic web |
112
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WSDM
2010
ACM
15 years 7 months ago
2010
ACM
We consider a set of views stating possibly conflicting facts. Negative facts in the views may come, e.g., from functional dependencies in the underlying database schema. We want ...
107
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ICCS
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...
FOSSACS
2005
Springer
15 years 3 months ago
2005
Springer
Nominal calculi have been shown very effective to formally model a variety of computational phenomena. The models of nominal calculi have often infinite states, thus making model ...
117
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ESWS
2010
Springer
15 years 2 months ago
2010
Springer
Abstract. This paper describes a real-time routing system that implements a mobile museum tour guide for providing personalized tours tailored to the user position inside the museu...
DL
1998
Springer
15 years 2 months ago
1998
Springer
The global growth in popularity of the World Wide Web has been enabled in part by the availability of browser based search tools which in turn have led to an increased demand for ...