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» Querying RDF Data Using A Multigraph-based Approach
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109
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ESWS
2010
Springer
15 years 1 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
AAAI
2008
15 years 1 months ago
Predicting Appropriate Semantic Web Terms from Words
The Semantic Web language RDF was designed to unambiguously define and use ontologies to encode data and knowledge on the Web. Many people find it difficult, however, to write com...
Lushan Han, Tim Finin
WWW
2007
ACM
16 years 9 days ago
Estimating the cardinality of RDF graph patterns
Most RDF query languages allow for graph structure search through a conjunction of triples which is typically processed using join operations. A key factor in optimizing joins is ...
Angela Maduko, Kemafor Anyanwu, Amit P. Sheth, Pau...
BMCBI
2008
140views more  BMCBI 2008»
14 years 11 months ago
GORouter: an RDF model for providing semantic query and inference services for Gene Ontology and its associations
Background: The most renowned biological ontology, Gene Ontology (GO) is widely used for annotations of genes and gene products of different organisms. However, there are shortcom...
Qingwei Xu, Yixiang Shi, Qiang Lu, Guo-qing Zhang,...
93
Voted
DEXAW
2009
IEEE
86views Database» more  DEXAW 2009»
15 years 6 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...