Table of Contents
XML and “meta-tagging”
Technical seminar for Pathfinder LEAs,
BECTa, Coventry,
26 February 2002
XML and “meta-tagging”
What is metadata?
What resources, objects, things?
Who/what is metadata for?
Metadata embedded in resource
Metadata linked from resource
Metadata points to resource
Metadata managed in database
What operations?
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Metadata for resource discovery
How is metadata shared?
Sharing metadata : semantics
Introducing the Dublin Core
Introducing the Dublin Core
Introducing the Dublin Core (2)
Introducing the Dublin Core (3)
Using the Dublin Core
Sharing metadata : syntax
Introducing XML
Introducing XML
Introducing XML (2)
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XML : document types & vocabularies
XML : DTDs, XML Schemas
XML : namespaces
Sharing metadata : structure
The limits of XML
The problem with XML
The problem with XML (2)
The problem with XML (3)
Introducing RDF
Introducing RDF (2)
The RDF model
The RDF model (2)
The RDF model (3)
The power of the RDF model
First source
Second source
Third source
Three descriptions merged
The RDF XML syntax
RDF Schema
RDF Schema (2)
Summary
Acknowledgements
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Author: Pete Johnston
Email: p.johnston@ukoln.ac.uk
Home Page: http://www.ukoln.ac.uk/interop-focus/
Download presentation source
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