Results 181 to 190 of about 174,735 (242)
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RDF schema

2011
Publisher Summary RDFS is the schema language for RDF. It describes constructs for types of objects, relating types to one another, properties that describe objects, and relationships between them. The Class system in RDFS includes a simple and elegant notion of inheritance, based on set inclusion; one class is a subclass of another means that ...
Dean Allemang, Jim Hendler
openaire   +3 more sources

Design of Storage Structure for Path-Based Query on RDF and RDF Schema

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2006
In the Semantic Web, metadata and ontology for representing semantics and conceptual relationships of information resources are essential factors. RDF and RDF Schema are the W3C standard models for describing metadata and ontology. In this paper, we focus on a result of analyzing available query patterns considering both RDF and RDF Schema.
Youn Hee Kim   +2 more
openaire   +3 more sources

Interpreting XML documents via an RDF schema ontology

Proceedings. 13th International Workshop on Database and Expert Systems Applications, 2004
Many business documents are represented in XML. However XML only describes the structure of data, not its meaning. The meaning of data is required for advanced automated processing, as is envisaged in the "Semantic Web". Ontologies are often used to describe the meaning of data items.
M. Klein
openaire   +4 more sources

A Proposal for Management of RDF and RDF Schema Metadata in MOF

OTM Conferences / Workshops, 2003
This paper proposes two MOF metamodels to support the representation and management of RDF and RDF Schema metadata. A metamodel is a set of related metadata used to build models. The MOF defines an abstract language and a framework to support the specification, implementation and ma-nagement of platform independent metamodels.
Décio Fonseca   +2 more
openaire   +3 more sources

RDF Schema

2008
Publisher Summary This chapter discusses the RDFS (Resource Description Framework Schema) computer language. The class system in RDFS includes a simple and elegant notion of inheritance, based on set inclusion; one class is a subclass of another, meaning that instances of the one are also instances of the other.
Dean Allemang, James A. Hendler
openaire   +3 more sources

A Peer-to-Peer Information Sharing Method for RDF Triples Based on RDF Schema

International Work-Conference on Artificial and Natural Neural Networks, 2009
Managing and sharing RDF triples in a distributed environment is one of the important issues for realizing semantic information retrieval in the Internet. Especially, the notion of RDF classes plays an important role in semantic information retrieval. In this paper, we propose a peer-to-peer information sharing method for RDF triples based on RDF class
Shojiro Nishio   +3 more
openaire   +3 more sources

XSD2SHACL: Capturing RDF Constraints from XML Schema

International Conference on Knowledge Capture, 2023
SHACL shapes describe the constraints of RDF subgraphs which are constructed from heterogeneous data, such as RDBs, JSONs, XMLs, etc. These heterogeneous data often already have constraints defined in their schemas, e.g., JSON Schema for JSON or XSD for ...
Xuemin Duan   +2 more
semanticscholar   +1 more source

Superimposed multidimensional schemas for RDF data analysis [PDF]

open access: possible2017 IEEE 14th International Scientific Conference on Informatics, 2017
Traditional data analysis employs online analytical processing (OLAP) systems operating on multidimensional (MD) data. The Resource Description Framework (RDF) serves as the foundation for the publication of a growing amount of semantic web data still largely untapped by data analysis.
Christoph G. Schuetz   +2 more
openaire   +2 more sources

Integrating Ontologies and Thesauri to Build RDF Schemas [PDF]

open access: possible, 1999
In this paper we present a new approach for building RDF schemas by integrating existing ontologies and structured vocabularies (thesauri). We will present a simple mechanism based on the specification of inclusion relationships between thesaurus terms and ontology concepts and show how these relationships can be exploited to create application ...
Amann, Bernd, Fundulaki, Irini
openaire   +2 more sources

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