Sciweavers

60 search results - page 8 / 12
» An Extension of SPARQL for RDFS
Sort
View
WS
2008
ACM
13 years 7 months ago
ActiveRDF: Embedding Semantic Web data into object-oriented languages
Semantic Web applications share a large portion of development effort with database-driven Web applications. Existing approaches for development of these database-driven applicati...
Eyal Oren, Benjamin Heitmann, Stefan Decker
SEMWEB
2010
Springer
13 years 5 months ago
Enabling Ontology-Based Access to Streaming Data Sources
The availability of streaming data sources is progressively increasing thanks to the development of ubiquitous data capturing technologies such as sensor networks. The heterogeneit...
Jean-Paul Calbimonte, Óscar Corcho, Alasdai...
EON
2003
13 years 8 months ago
Racer: A Core Inference Engine for the Semantic Web
In this paper we describe Racer, which can be considered as a core inference engine for the semantic web. The Racer inference server offers two APIs that are already used by at le...
Volker Haarslev, Ralf Möller
ESWS
2006
Springer
13 years 11 months ago
Rules with Contextually Scoped Negation
Knowledge representation formalisms used on the Semantic Web adhere to a strict open world assumption. Therefore, nonmonotonic reasoning techniques are often viewed with scepticism...
Axel Polleres, Cristina Feier, Andreas Harth
ICEIS
2009
IEEE
14 years 2 months ago
DeXIN: An Extensible Framework for Distributed XQuery over Heterogeneous Data Sources
Abstract. In the Web environment, rich, diverse sources of heterogeneous and distributed data are ubiquitous. In fact, even the information characterizing a single entity - like, f...
Muhammad Intizar Ali, Reinhard Pichler, Hong Linh ...