Changes between Version 16 and Version 17 of SemanticWebServices
- Timestamp:
- 2009/03/20 10:33:26 (16 years ago)
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SemanticWebServices
v16 v17 32 32 === Technically === 33 33 === Philosophically === 34 A formal way of sharing your knowledge with other people. 34 35 === State of the practice === 35 36 ==== RDF ==== … … 37 38 * Simple example: rdf:Description element defines the subject, rdf:about attribute defines a resource that is the subject. rdfs:label, for example, attaches a human readable label to a subject. 38 39 * Example with more namespaces: subject is now defined on element foaf:Person (again by rdf:about), subject has multiple predicates: foaf:name (his name), foaf:page (which in turn encloses another triple: foaf:Document => dc:title => literal) 39 * Real example: a set of triples describing Tim Berners-Lee using foaf , dc, rss, rdfs.40 * Real example: a set of triples describing Tim Berners-Lee using foaf ([http://www.foaf-project.org/ Friend of a Friend]), dc ([http://dublincore.org/ Dublin core]), ([http://en.wikipedia.org/wiki/RSS_(file_format) rss]), rdfs. 40 41 * Biological example: a !UniProt record 41 42 ==== OWL ====