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LOD技術解説
The document discusses the principles and benefits of linked open data (LOD) in the culture sector. It describes several cultural heritage organizations that publish linked data, including Europeana, the Collections Trust, the Science Museum, and Semuse. It then lists 10 principles for implementing linked data in the culture sector, such as making data rich and connected, helping achieve efficient practice and public access, and becoming an embedded function of cultural organization software. Finally, it provides examples of linked data technologies like content negotiation, SPARQL querying, and RDF stores.
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LOD技術解説
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- 2. • LOD • LOD.AC •
- 3. LOD • Collections Trust •Europeana • Science Museum • Semuse
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- 5. 10 Principles forLinked Data in the Culture Sector • Data is rich, and includes Data created by Users • Linked Data serves both the sector and its audiences • Linked Data connect the culture sector to a collaborative effort across the Public Sector • Linked Data can help us achieve more efficient practice • Linked Data can help us deliver on our commitment to Public Access http://www.collectionstrust.org.uk/pdfs/linked_data_principles.pdf
- 6. 10 Principles forLinked Data in the Culture Sector • Linked Data is the next phase in our adaptation to the Web • Linked Data should become an embedded function of the software we use • We must communicate the benefits of Linked Data throughout the sector • We must commit to commissioning Open Data, not Open Source • We must support a commercial market of providers and suppliers to support Linked Data http://www.collectionstrust.org.uk/pdfs/linked_data_principles.pdf
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- 13. LOD.AC • : 5 • http://lod.ac • : LOD • : • Europeana?
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- 15. • DC(NDL) +CIDOC-CRM • : DC • DC : DCNDL • : CIDOC-CRM •
- 16. • • • • • • • • Web : 14
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- 19. • • • • LOD • Europeana, NDLSH, DBPedia, Freebase, ...
- 20. • • Content-negotiation • SPARQL
- 21. • : Ruby • RDF.rb, Sinatra, Haml • DB: 4store • RDF Store
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- 23. 4store • http://4store.org • • • Ruby:gem install rdf-4store
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- 26. http://example.org/ '/' index.html http://example.org
- 27. http://example.org/ '/' HTML '/' HTML index.html http://example.org
- 28. http://example.org/ '/' LOD '/' LOD http://example.org
- 29. LOD • RDF •XML • Turtle / N3 • JSON • TRIX • RDFa
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- 31. Query SQL SPARQL DB RDB RDF Store Model Relational Model RDF(Graph)
- 32. SPARQL • RDF • WebAPI • SPARQL Endpoint
- 33. SELECT * WHERE { ?s ?p ?o . } LIMIT 10
- 34. PREFIX dbp-ont: <http://dbpedia.org/ontology/> PREFIXdbpedia: <http://dbpedia.org/resource/> SELECT * WHERE { ?Person dbp-ont:birthPlace dbpedia:Tokyo ; } LIMIT 100
- 41. PREFIX dbpedia: <http://dbpedia.org/resource/> SELECT* WHERE { dbpedia:Vincent_van_Gogh ?p ?o . }
- 42. • SELECT: • CONSTRUCT:RDF • ASK: • DESCRIBE:
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