Presentation at "The Semantic Web, Libraries, and Visual Resources" session at VRA + ARLIS/NA 2nd Joint Conference in Minneapolis, MN.

1. Semantic Web Linked Data RDF

2. Distributed Expertise

3. Distributed Data

4. Why the Web?

5. Why the Semantic Web?

6. RDF Resource Description Framework

7. RDF Resource Description Framework expresses meaning machine readable communicates with links

8. RDF Resource Description Framework expresses meaning machine readable communicates with links

9. RDF Resource Description Framework expresses meaning machine readable communicates with links

10. Why links?

11. Internet

12. Linked Data Tim Berners-Lee

13. Linked Data Sir Tim Berners-Lee

14. http://www.otherThings.org/thing1/ http://www.moreThings.org/thing2/ http://www.someThings.org/thing3/ http://www.neatThings.org/thing4 / Linked Data http://www.things.org/thing1/ http://www.otherThings.org/thing5/ http://www.moreThings.org/thing6/ http://www.someThings.org/thing7/ http://www.neatThings.org/thing4 8 Info about Thing #1 http://www.otherThings.org/thing1/ http://www.moreThings.org/thing2/ http://www.someThings.org/thing3/ http://www.neatThings.org/thing4 /

15. Web API

16. RDF

17. A Mosque is a type of Building

18. A Mosque is a type of Building RDF triple

19. A Mosque is a type of Building RDF triple subject predicate object

20. A Mosque is a type of Building RDF triple link + link + link

21. A Mosque is a type of Building http://www.w3.org/2004/02/skos/core#Concept /Mosque

22. A Temple is a type of Building http://www.w3.org/1999/02/22-rdf-syntax-ns# type

23. A Temple is a type of Building http://www.w3.org/2004/02/skos/core# Concept/Building

24. A Mosque is a type of Building http://www.w3.org/2004/02/skos/core#Concept/Building http://www.w3.org/2004/02/skos/core#Concept /Mosque http://www.w3.org/1999/02/22-rdf-syntax-ns# type

25. A Mosque is a type of Building http://www.w3.org/2004/02/skos/core#Concept/Building http://www.w3.org/2004/02/skos/core#Concept /Mosque http://www.w3.org/1999/02/22-rdf-syntax-ns# type

26. A Mosque is a type of Building RDF Triple http://www.w3.org/2004/02/skos/core#Concept/Building http://www.w3.org/2004/02/skos/core#Concept /Mosque http://www.w3.org/1999/02/22-rdf-syntax-ns# type

27. link RDF links give meaning Ontolgy Schema Vocabulary link link ?

28. RDFS OWL RDF Schema Web Ontology Language

29. RDFS OWL RDF Schema Classes (general things) Web Ontology Language

30. RDFS OWL RDF Schema Classes (general things) Web Ontology Language Relationships that can exist among things

31. RDFS OWL RDF Schema Classes (general things) Web Ontology Language Relationships that can exist among things Properties (or attributes) those things may have

32. Class Librarian: subclass of person

33. Class Librarian: subclass of person Person: subclass of human

34. Class Librarian: subclass of person Person: subclass of human Human: subclass of animal

35. Logic Therefore:

36. Logic Therefore: Librarians are animals

37. Class A Mosque is a Building A Building has a Geographic Location A Building has a human creator

38. Class This Mosque is located on Temple Mount Therefore it is located in Jerusalem Therefore it is in a Holy City

39. RDF candy store

40. RDF mixable schemas Architecture http://www.vraweb.org/vracore/4.0 Location http://www.opengis.net/ Religion http://www.loc.gov/mods/v3 Politics http://www.loc.gov/mods/v3 News http://www.pbcore.org/PBCore/

41. RDF mixable vocabularies Architecture http://dbpedia.org/class/yago/ Location http://www.geonames.org/ Religion http://www.freebase.com/ Politics http://id.loc.gov/authorities/ News http://cv.iptc.org/newscodes/

43. Dome Search for: Built work + Dome + Islamic Hagia Sophia Built work Mosque Dome of the Rock

44. Arcade Dome of the Rock San Vitale Mosque Religious building Search for: Religious building + Arcade Dome of the Rock Mosque Dome of the Rock Mosque Dome of the Rock Mosque Dome of the Rock Mosque Dome of the Rock Mosque Arcade Religious building Search for: Religious building + Arcade Arcade Religious building San Vitale Search for: Religious building + Arcade Arcade Religious building Search for: Religious building + Arcade Arcade Religious building Search for: Religious building + Arcade Arcade San Vitale Religious building Search for: Religious building + Arcade Arcade San Vitale Religious building Search for: Religious building + Arcade Arcade

45. Dome Search for: Built work + Dome + Islamic Hagia Sophia Ritual San Vitale Search for: Religious building + Arcade Arcade Religious building Mosque Dome of the Rock Built work

46. http://dbpedia.org/page/Dome Search for: http:// www.freebase.com /view/architecture/building http:// dbpedia.org /page/Dome http://id.loc.gov/authorities/sh85006804 http://id.loc.gov/authorities/sh85114228 http://viaf.org/viaf/147047031/ Search for: http://sw.opencyc.org/2009/01/31/concept/en/ReligiousBuildng http://id.loc.gov/vocabulary/graphicMaterials/tgm000448 http://id.loc.gov/vocabulary/graphicMaterials/tgm000448 http://sw.opencyc.org/2009/01/31/concept/en/ReligiousBuilding http://id.loc.gov/authorities/sh85087470#concept http://viaf.org/viaf/134358038/ http://www.freebase.com/view/architecture/building http://en.wikipedia.org/wiki/File:Ayasofya-Innenansicht.jpg http://www.flickr.com/photos/cornelluniversitylibrary/3611150353/

47. Semantic Web Linked Data RDF

48. Meaning Logic Combination Re-use