Sciweavers

OWLED
2008
13 years 6 months ago
Opening, Closing Worlds - On Integrity Constraints
In many data-centric applications it is desirable to use OWL as an expressive schema language where one expresses constraints that need to be satisfied by the (instance) data. Howe...
Evren Sirin, Michael Smith, Evan Wallace
OWLED
2008
13 years 6 months ago
OWL Support for (Some) Non-Deductive Scenarios of Ontology Usage
Abstract. Applications of ontologies exist that go beyond standard deductive reasoning and rather have the character of empirical discovery in knowledge/data. We analyse the invent...
Vojtech Svátek, Miroslav Vacura, Martin Ral...
OWLED
2008
13 years 6 months ago
The OWL of Biomedical Investigations
The Ontology for Biomedical Investigations (OBI), written in OWL DL, is being developed by a large consortium seeking to provide a crossdomain, shared framework for representing in...
Mélanie Courtot, William Bug, Frank Gibson,...
OWLED
2008
13 years 6 months ago
Conjunctive Query Answering in EL using a Database System
We study conjunctive query answering in the description logic EL, the core of the designated OWL2-EL profile of OWL2. In particular, we present an approach that allows the use of c...
Carsten Lutz, David Toman, Frank Wolter
OWLED
2008
13 years 6 months ago
Enhancing Web Portals with Ontology-Based Data Access: The Case Study of South Africa's Accessibility Portal for People with Dis
Abstract. Web portal software is relatively easy to set up and populate from the perspective of the end-user, but it leaves the back-end database devoid of subject domain semantics...
C. Maria Keet, Ronell Alberts, Aurona Gerber, Gibs...
OWLED
2008
13 years 6 months ago
Understanding Entailments in OWL
This paper describes the explanation in OWL landscape. In recent years there has been huge progress, both in theory and implementation, in the area of explaining the causes of enta...
Matthew Horridge, Johannes Bauer, Bijan Parsia, Ul...
OWLED
2008
13 years 6 months ago
Characterizing and Detecting Integrity Issues in OWL Instance Data
We view OWL instance data evaluation as a process in which instance data is checked for conformance with application requirements. We previously identified some integrity issues ra...
Jiao Tao, Li Ding, Jie Bao, Deborah L. McGuinness
OWLED
2008
13 years 6 months ago
SKOS with OWL: Don't be Full-ish!
Simon Jupp, Sean Bechhofer, Robert Stevens
OWLED
2008
13 years 6 months ago
Use of OWL 2 to Facilitate a Biomedical Knowledge Base Extracted from the GENIA Corpus
The annotation of the GENIA corpus, a set of biomedical articles, targets the classification of biological entities based on their association with a domain-tailored taxonomy of ca...
Rafal Rak, Lukasz A. Kurgan, Marek Reformat