Sciweavers

DASFAA
2007
IEEE
297views Database» more  DASFAA 2007»
13 years 11 months ago
OLYBIA: Ontology-Based Automatic Image Annotation System Using Semantic Inference Rules
One of the big issues facing current content-based image retrieval is how to automatically extract the high-level concepts from images. In this paper, we present an efficient syste...
Kyung-Wook Park, Jin-Woo Jeong, Dong-Ho Lee
KCAP
2009
ACM
13 years 11 months ago
Formally measuring agreement and disagreement in ontologies
Ontologies are conceptual models of particular domains, and domains can be modeled differently, representing different opinions, beliefs or perspectives. In other terms, ontolog...
Mathieu d'Aquin
KCAP
2009
ACM
13 years 11 months ago
Sharing and reusing aligned ontologies with cupboard
This demo presents the Cupboard online system for sharing and reusing ontologies linked together with alignments, and that are attached to rich metadata and reviews. Categories an...
Mathieu d'Aquin, Jérôme Euzenat, Chan...
SEMWEB
2009
Springer
13 years 11 months ago
Mapping-chains for Studying Concept Shift in Political Ontologies
Abstract. For some years now ontologies have been used in Social Science, e.g. , in annotation of newspaper articles for disambiguating concepts within Media Analysis. These ontolo...
Shenghui Wang, Stefan Schlobach, Janet Takens, Wou...
SEMWEB
2009
Springer
13 years 11 months ago
Processing OWL2 Ontologies using Thea: An Application of Logic Programming
Traditional object-oriented programming languages can be difficult to use when working with ontologies, leading to the creation of domain-specific languages designed specifically...
Vangelis Vassiliadis, Jan Wielemaker, Chris Mungal...
SEMWEB
2009
Springer
13 years 11 months ago
What Four Million Mappings Can Tell You about Two Hundred Ontologies
The field of biomedicine has embraced the Semantic Web probably more than any other field. As a result, there is a large number of biomedical ontologies covering overlapping area...
Amir Ghazvinian, Natalya Fridman Noy, Clement Jonq...
ESWS
2009
Springer
13 years 11 months ago
Cupboard - A Place to Expose Your Ontologies to Applications and the Community
In this demo, we present the Cupboard system for ontology publishing, sharing and reuse. This system is intended to support both ontology engineers and ontology users/practitioners...
Mathieu d'Aquin, Holger Lewen
ESWS
2009
Springer
13 years 11 months ago
ONTOCOM Revisited: Towards Accurate Cost Predictions for Ontology Development Projects
Reliable methods to assess the costs and benefits of ontologies are an important instrument to demonstrate the tangible business value of semantic technologies within enterprises,...
Elena Paslaru Bontas Simperl, Igor O. Popov, Tobia...
DEXA
2009
Springer
151views Database» more  DEXA 2009»
13 years 11 months ago
Automatic Extraction of Ontologies Wrapping Relational Data Sources
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
Lina Lubyte, Sergio Tessaris
DEXAW
2009
IEEE
171views Database» more  DEXAW 2009»
13 years 11 months ago
Ontology Knowledge Authoring by Natural Language Empowerment
One of the main limitations in using ontologies in modern information systems is due to the fact that the design and maintenance of ontologies is a complex activity that requires ...
Alfio Ferrara, Stefano Montanelli, Gaia Varese, Si...