Sciweavers

326 search results - page 35 / 66
» Upgrading relational legacy data to the semantic web
Sort
View
ESWS
2010
Springer
13 years 10 months ago
An Unsupervised Approach for Acquiring Ontologies and RDF Data from Online Life Science Databases
In the Linked Open Data cloud one of the largest data sets, comprising of 2.5 billion triples, is derived from the Life Science domain. Yet this represents a small fraction of the ...
Saqib Mir, Steffen Staab, Isabel Rojas
DEXAW
2009
IEEE
86views Database» more  DEXAW 2009»
14 years 3 months ago
Robust Service-Based Semantic Querying to Distributed Heterogeneous Databases
— The amount of semantic data on the Web has increased exponentially in the last years. One of the main reasons for this is the use of RDB2RDF systems, which generate RDF data fr...
Carlos Buil Aranda, Óscar Corcho, Amy Kraus...
WWW
2011
ACM
13 years 3 months ago
OntoTrix: a hybrid visualization for populated ontologies
Most Semantic Web data visualization tools structure the representation according to the concept definitions and interrelations that constitute the ontology’s vocabulary. Insta...
Benjamin Bach, Emmanuel Pietriga, Ilaria Liccardi,...
EKAW
2008
Springer
13 years 10 months ago
An Analysis of the Origin of Ontology Mismatches on the Semantic Web
Despite the potential of domain ontologies to provide consensual representations of domain-relevant knowledge, the open, distributed and decentralized nature of the Semantic Web me...
Paul R. Smart, Paula C. Engelbrecht
SEMWEB
2005
Springer
14 years 2 months ago
Modeling Degrees of Conceptual Overlap in Semantic Web Ontologies
Information retrieval systems have to deal with uncertain knowledge and query results should reflect this uncertainty in some manner. However, Semantic Web ontologies are based on...
Markus Holi, Eero Hyvönen