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» Bridging Query Languages in Semantic and Graph Technologies
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WWW
2002
ACM
14 years 8 months ago
RQL: a declarative query language for RDF
Real-scale Semantic Web applications, such as Knowledge Portals and E-Marketplaces, require the managementof large volumes of metadata, i.e., information describing the available ...
Gregory Karvounarakis, Sofia Alexaki, Vassilis Chr...
WEBDB
2005
Springer
97views Database» more  WEBDB 2005»
14 years 1 months ago
Towards a Query Language for Multihierarchical XML: Revisiting XPath
In recent years it has been argued that when XML encodings become complex, DOM trees are no longer adequate for query processing. Alternative representations of XML documents, suc...
Ionut Emil Iacob, Alex Dekhtyar
COOPIS
2003
IEEE
14 years 1 months ago
Ontology Translation on the Semantic Web
Ontologies as means for formally specifying the vocabulary and relationship of concepts are seen playing a key role on the Semantic Web. However, the Web’s distributed nature mak...
Dejing Dou, Drew V. McDermott, Peishen Qi
ESWS
2010
Springer
13 years 6 months ago
Modeling and Querying Metadata in the Semantic Sensor Web: The Model stRDF and the Query Language stSPARQL
Abstract. RDF will often be the metadata model of choice in the Semantic Sensor Web. However, RDF can only represent thematic metadata and needs to be extended if we want to model ...
Manolis Koubarakis, Kostis Kyzirakos