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Linked (Open) Data Opportunities and challenges Makx Dekkers [email_address]
Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
BASIC NOTIONS © 2011 Makx Dekkers Journeés ABES 2011
The idea and its history ,[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
W3C Semantic Web initiative ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Core Linked Data Specifications ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
The four rules of Linked Data ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
The basic model of RDF ,[object Object],[object Object],[object Object],[object Object],Subject Object Predicate © 2011 Makx Dekkers Journeés ABES 2011
Complex structures in RDF This presentation Makx Dekkers Barcelona Journées ABES ABES Montpellier 17-18 May 2011 presenter partOf organizer location hometown date location © 2011 Makx Dekkers Journeés ABES 2011
Linked (Open / Enterprise) Data ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Linked Data -- Open Data ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
The five-star system Source:  http://inkdroid.org/journal/2010/06/04/the-5-stars-of-open-linked-data/ © 2011 Makx Dekkers Journeés ABES 2011
The LOD diagram: 2007 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 25 datasets
The LOD diagram: 2008 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 45 datasets
The LOD diagram: 2009 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 95 datasets
The LOD diagram: 2010 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 203 datasets
RECENT DEVELOPMENTS © 2011 Makx Dekkers Journeés ABES 2011
W3C communities ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
More W3C communities ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Open Knowledge Foundation, okfn.org ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Linked Data initiatives © 2011 Makx Dekkers Journeés ABES 2011 Predicate vocabularies (descriptors) Research Description and Access (RDA) http://metadataregistry.org/rdabrowse.htm The Bibliographic Ontology (BIBO) http://bibliontology.com/ Dublin Core http://dublincore.org/ Object vocabularies (values) Virtual International Authority File (VIAF) http://viaf.org/ Library of Congress authorities http://id.loc.gov/authorities/ AgroVOC (agricultural terminology) e.g.  http://aims.fao.org/aos/agrovoc/c_550 DBPedia (based on Wikipedia) e.g.  http://dbpedia.org/page/Montpellier Bibliographic data LIBRIS Sweden e.g.  http://libris.kb.se/library/S British Library http://www.bl.uk/bibliographic/datasamples.html CrossRef (DOI metadata) http://www.crossref.org/CrossTech/linked_data/
More Linked Data initiatives © 2011 Makx Dekkers Journeés ABES 2011 Broadcasting, publishing BBC http://www.bbc.co.uk/blogs/bbcinternet/linked_data/ New York Times http://data.nytimes.com/ Governments (small sample) USA http://data.gov/   France http://opendata.paris.fr/ Finland http://data.suomi.fi/ UK http://data.gov.uk/   Spain (Cataluña) http://dadesobertes.gencat.cat/ Norway http://data.norge.no Netherlands http://www.overheid.nl/opendata Australia http://data.gov.au/
COMPARING OBJECTIVES © 2011 Makx Dekkers Journeés ABES 2011
Strategic aspects Linked Data ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Strategic aspects libraries ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Functional aspects Linked Data ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Functional aspects libraries ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Technical aspects Linked Data ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Technical aspects libraries ,[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Agility versus sustainability ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Data versus services ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Economic aspects ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
OPPORTUNITIES AND RISKS © 2011 Makx Dekkers Journeés ABES 2011
Strong points Linked Data ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Risks Linked Data ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Strong points libraries ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Risks libraries ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Meeting both worlds ,[object Object],[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Europeana Data Model Classes Properties Simple example Complex example Source at: http://version1.europeana.eu/web/europeana-project/technicaldocuments/ © 2011 Makx Dekkers Journeés ABES 2011
CONCLUSION © 2011 Makx Dekkers Journeés ABES 2011
Libraries and Linked Data ,[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Best of both worlds ,[object Object],[object Object],[object Object],[object Object],© 2011 Makx Dekkers Journeés ABES 2011
Linked (Open) Data:  opportunity for libraries! Thank you! Makx Dekkers [email_address]

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Linked Open Data : opportunités et défis par Makx Dekkers

  • 1. Linked (Open) Data Opportunities and challenges Makx Dekkers [email_address]
  • 2.
  • 3. BASIC NOTIONS © 2011 Makx Dekkers Journeés ABES 2011
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9. Complex structures in RDF This presentation Makx Dekkers Barcelona Journées ABES ABES Montpellier 17-18 May 2011 presenter partOf organizer location hometown date location © 2011 Makx Dekkers Journeés ABES 2011
  • 10.
  • 11.
  • 12. The five-star system Source: http://inkdroid.org/journal/2010/06/04/the-5-stars-of-open-linked-data/ © 2011 Makx Dekkers Journeés ABES 2011
  • 13. The LOD diagram: 2007 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 25 datasets
  • 14. The LOD diagram: 2008 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 45 datasets
  • 15. The LOD diagram: 2009 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 95 datasets
  • 16. The LOD diagram: 2010 Linking Open Data cloud diagram, by Richard Cyganiak and Anja Jentzsch. http://lod-cloud.net/ © 2011 Makx Dekkers Journeés ABES 2011 203 datasets
  • 17. RECENT DEVELOPMENTS © 2011 Makx Dekkers Journeés ABES 2011
  • 18.
  • 19.
  • 20.
  • 21. Linked Data initiatives © 2011 Makx Dekkers Journeés ABES 2011 Predicate vocabularies (descriptors) Research Description and Access (RDA) http://metadataregistry.org/rdabrowse.htm The Bibliographic Ontology (BIBO) http://bibliontology.com/ Dublin Core http://dublincore.org/ Object vocabularies (values) Virtual International Authority File (VIAF) http://viaf.org/ Library of Congress authorities http://id.loc.gov/authorities/ AgroVOC (agricultural terminology) e.g. http://aims.fao.org/aos/agrovoc/c_550 DBPedia (based on Wikipedia) e.g. http://dbpedia.org/page/Montpellier Bibliographic data LIBRIS Sweden e.g. http://libris.kb.se/library/S British Library http://www.bl.uk/bibliographic/datasamples.html CrossRef (DOI metadata) http://www.crossref.org/CrossTech/linked_data/
  • 22. More Linked Data initiatives © 2011 Makx Dekkers Journeés ABES 2011 Broadcasting, publishing BBC http://www.bbc.co.uk/blogs/bbcinternet/linked_data/ New York Times http://data.nytimes.com/ Governments (small sample) USA http://data.gov/ France http://opendata.paris.fr/ Finland http://data.suomi.fi/ UK http://data.gov.uk/ Spain (Cataluña) http://dadesobertes.gencat.cat/ Norway http://data.norge.no Netherlands http://www.overheid.nl/opendata Australia http://data.gov.au/
  • 23. COMPARING OBJECTIVES © 2011 Makx Dekkers Journeés ABES 2011
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  • 33. OPPORTUNITIES AND RISKS © 2011 Makx Dekkers Journeés ABES 2011
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  • 39. Europeana Data Model Classes Properties Simple example Complex example Source at: http://version1.europeana.eu/web/europeana-project/technicaldocuments/ © 2011 Makx Dekkers Journeés ABES 2011
  • 40. CONCLUSION © 2011 Makx Dekkers Journeés ABES 2011
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  • 43. Linked (Open) Data: opportunity for libraries! Thank you! Makx Dekkers [email_address]