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» Instance Based Clustering of Semantic Web Resources
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KI
2006
Springer
13 years 6 months ago
Relation Instantiation for Ontology Population Using the Web
The Semantic Web requires automatic ontology population methods. We developed an approach, that given existing ontologies, extracts instances of ontology relations, a specific subt...
Viktor de Boer, Maarten van Someren, Bob J. Wielin...
KR
2004
Springer
13 years 11 months ago
Optimization Techniques for Retrieving Resources Described in OWL/RDF Documents: First Results
Practical description logic systems play an ever-growing role for knowledge representation and reasoning research even in distributed environments. In particular, the often-discus...
Volker Haarslev, Ralf Möller
WISE
2005
Springer
13 years 12 months ago
Scalable Instance Retrieval for the Semantic Web by Approximation
Abstract. Approximation has been identified as a potential way of reducing the complexity of logical reasoning. Here we explore approximation for speeding up instance retrieval in...
Holger Wache, Perry Groot, Heiner Stuckenschmidt
ISMIS
2009
Springer
14 years 25 days ago
Fuzzy Clustering for Categorical Spaces
Abstract. A multi-relational clustering method is presented which can be applied to complex knowledge bases storing resources expressed in the standard Semantic Web languages. It a...
Nicola Fanizzi, Claudia d'Amato, Floriana Esposito
NLE
2011
12 years 9 months ago
Modeling reciprocity in social interactions with probabilistic latent space models
Reciprocity is a pervasive concept that plays an important role in governing people’s behavior, judgments, and thus their social interactions. In this paper we present an analys...
Roxana Girju, Michael J. Paul