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WWW
2007
ACM
14 years 10 months ago
2007
ACM
The ability to extract meaningful fragments from an ontology is key for ontology re-use. We propose a definition of a module that guarantees to completely capture the meaning of a...
WWW
2007
ACM
14 years 10 months ago
2007
ACM
XACML has emerged as a popular access control language on the Web, but because of its rich expressiveness, it has proved difficult to analyze in an automated fashion. In this pape...
WWW
2006
ACM
14 years 10 months ago
2006
ACM
Currently, there is an increasing effort to provide various personalized services on museum web sites. This paper presents an approach for determining user interests in a museum c...
WWW
2006
ACM
14 years 10 months ago
2006
ACM
Ontologies are at the heart of the semantic web. They define the concepts and relationships that make global interoperability possible. However, as these ontologies grow in size t...
WWW
2005
ACM
14 years 10 months ago
2005
ACM
The Semantic Web consists of many RDF graphs nameable by URIs. This paper extends the syntax and semantics of RDF to cover such Named Graphs. This enables RDF statements that desc...