Weitere ähnliche Inhalte Ähnlich wie Semantic Technologies: Representing Semantic Data (20) Mehr von Matthew Rowe (20) Kürzlich hochgeladen (20) Semantic Technologies: Representing Semantic Data1. Semantic Technologies: Representing Semantic Data Dr Matthew Rowe Research Associate, Knowledge Media Institute, The Open University, UK http://people.kmi.open.ac.uk/rowe @mattroweshow 21. XML Example: Twitter API Response What is a user? Semantic Technologies: Representing Semantic Data 23. XML Schema Example xmlns:yt=“http://gdata.youtube.com/schemas/2007” Semantic Technologies: Representing Semantic Data 27. Metadata Models: RDF <http://xmlns.com/foaf/0.1/Person> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#me> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#591280907> <http://xmlns.com/foaf/0.1/knows> Semantic Technologies: Representing Semantic Data 29. Metadata Models: RDF <http://xmlns.com/foaf/0.1/Person> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#me> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#591280907> <http://xmlns.com/foaf/0.1/knows> <http://sws.geonames.org/2643743> <http://xmlns.com/foaf/0.1/based_near> Semantic Technologies: Representing Semantic Data 30. Metadata Models: RDF <http://xmlns.com/foaf/0.1/Person> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#me> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#591280907> <http://xmlns.com/foaf/0.1/knows> <http://sws.geonames.org/2643743> <http://xmlns.com/foaf/0.1/based_near> Semantic Technologies: Representing Semantic Data 31. Metadata Models: RDF <http://xmlns.com/foaf/0.1/Person> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#me> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#591280907> <http://xmlns.com/foaf/0.1/knows> <http://sws.geonames.org/2643743> <http://xmlns.com/foaf/0.1/based_near> <http://www.geonames.org/ontology#name> “ London” Semantic Technologies: Representing Semantic Data 32. Metadata Models: RDF <http://xmlns.com/foaf/0.1/Person> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#me> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://people.kmi.open.ac.uk/rowe/foaf.rdf#591280907> <http://xmlns.com/foaf/0.1/knows> <http://sws.geonames.org/2643743> <http://xmlns.com/foaf/0.1/based_near> <http://www.geonames.org/ontology#name> “ London” Semantic Technologies: Representing Semantic Data The ‘Graph’ is the power and utility of RDF 67. Google Rich Snippets Semantic Technologies: Representing Semantic Data Filter by attribute Review Info Preparation Time 68. Bing Semantic Technologies: Representing Semantic Data http://onlinehelp.microsoft.com/en-us/bing/hh207238.aspx Review, price and Offer info Hinweis der Redaktion Tower of Babel From the book of Genesis The predicate and object each refer to ontology concepts We will define ontologies later Utilise the structure of the document to: Create a <div> element and type it as a person Assign properties to the resource Utilise the structure of the document to: Create a <div> element and type it as a person Assign properties to the resource Utilise the structure of the document to: Create a <div> element and type it as a person Assign properties to the resource Utilise the structure of the document to: Create a <div> element and type it as a person Assign properties to the resource Query matches the triple patterns which contain foaf:name as the predicate, returning all names that are defined as the object of the pattern Query matches the triple patterns which contain foaf:name as the predicate, returning all names that are defined as the object of the pattern Enhances product recommendation