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Semantic Mashup/linked data with Topic Maps and Subj3ct.com

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Presentation from Topic Maps 2010 in Oslo. Presented by Graham Moore and Reidar Bratsberg. …

Presentation from Topic Maps 2010 in Oslo. Presented by Graham Moore and Reidar Bratsberg.

The presentation demos how we did a semantic mashup with NRK.no/skole (educational videos), Naturfag.no (learning resources in science education), Grep (the national curriculum) with the help of Topic Maps and Subj3ct.com.


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  • 1. Semantic mashup Grep, NRK, Naturfag, Subj3ct Graham Moore, Networked Planet Reidar Bratsberg, Ravn Webveveriet Ravn Webveveriet, Networked Planet fredag 16. april 2010
  • 2. Mission • Present relevant educational videos from NRK at Naturfag.no, automatically • Based on common connections with the curriculum (Grep) W E B V E V E R I E T fredag 16. april 2010
  • 3. Subj3ct.com • Store subject identifiers, with names and descriptions • Store equivalence between identifiers • Stores links to data that contains statements about the subject W E B V E V E R I E T fredag 16. april 2010
  • 4. W E B V E V E R I E T fredag 16. april 2010
  • 5. Players • The curriculum (“Grep”); identifiers • The national broadcasting service, NRK, educational television (nrk.no/skole); videos • Learning resources in science (naturfag.no) • Subj3ct; glue W E B V E V E R I E T fredag 16. april 2010
  • 6. Grep • Official source for the curriculum is a topic map • "Competence goals" • PSIs: Published Subject Indicators W E B V E V E R I E T fredag 16. april 2010
  • 7. NRK • National Broadcasting Corporation • Educational videos • Recently launched nrk.no/skole • Topic Maps based • Grep"competence goals" W E B V E V E R I E T fredag 16. april 2010
  • 8. W E B V E V E R I E T fredag 16. april 2010
  • 9. W E B V E V E R I E T fredag 16. april 2010
  • 10. W E B V E V E R I E T fredag 16. april 2010
  • 11. W E B V E V E R I E T fredag 16. april 2010
  • 12. W E B V E V E R I E T fredag 16. april 2010
  • 13. Naturfag.no • Norwegian Center for Science Education • Learning resources for teachers W E B V E V E R I E T fredag 16. april 2010
  • 14. W E B V E V E R I E T fredag 16. april 2010
  • 15. W E B V E V E R I E T fredag 16. april 2010
  • 16. W E B V E V E R I E T fredag 16. april 2010
  • 17. W E B V E V E R I E T fredag 16. april 2010
  • 18. W E B V E V E R I E T fredag 16. april 2010
  • 19. W E B V E V E R I E T fredag 16. april 2010
  • 20. The competence goal "gjøre rede for noen mulige konsekvenser av økt drivhuseffekt, blant annet i arktiske områder, og hvilke tiltak som settes i verk internasjonalt for å redusere økningen i drivhuseffekten" The PSI http://psi.udir.no/7533d6f8-5ca7-42af-b7cc-fab4c1860a4d fredag 16. april 2010
  • 21. Subj3ct.com Identifer resolution service Atom feeds Subj3ct.com http://psi.udir.no/7533d6f8-5ca7-42af-b7cc-fab4c1860a4d nrk.no/skole Grep (naturfag.no) W E B V E V E R I E T fredag 16. april 2010
  • 22. Atom feed W E B V E V E R I E T fredag 16. april 2010
  • 23. Atom feed entry, example from NRK W E B V E V E R I E T fredag 16. april 2010
  • 24. http://psi.udir.no/7533d6f8-5ca7-42af-b7cc-fab4c1860a4d fredag 16. april 2010
  • 25. W E B V E V E R I E T fredag 16. april 2010
  • 26. How to find related videos? • Ask Subj3ct for representation URIs for the given subject • Follow these URIs, and negotiate to find useful content • Use the result as we please W E B V E V E R I E T fredag 16. april 2010
  • 27. W E B V E V E R I E T fredag 16. april 2010
  • 28. http://psi.udir.no/7533d6f8- 5ca7-42af-b7cc-fab4c1860a4d ? W E B V E V E R I E T fredag 16. april 2010
  • 29. Name, identifier, etc... [Representation, ...] [Equivalence, ...] W E B V E V E R I E T fredag 16. april 2010
  • 30. From Subj3ct (from JSON) W E B V E V E R I E T fredag 16. april 2010
  • 31. W E B V E V E R I E T fredag 16. april 2010
  • 32. TM-frag W E B V E V E R I E T fredag 16. april 2010
  • 33. Topic map fragment from NRK (JTM) W E B V E V E R I E T fredag 16. april 2010
  • 34. Demo W E B V E V E R I E T fredag 16. april 2010
  • 35. W E B V E V E R I E T fredag 16. april 2010
  • 36. W E B V E V E R I E T fredag 16. april 2010
  • 37. W E B V E V E R I E T fredag 16. april 2010
  • 38. W E B V E V E R I E T fredag 16. april 2010
  • 39. W E B V E V E R I E T fredag 16. april 2010
  • 40. W E B V E V E R I E T fredag 16. april 2010
  • 41. How easy was it? • Time spent: 2 days • Number of meetings: 1 conference call • ~100 lines of code at Naturfag.no W E B V E V E R I E T fredag 16. april 2010
  • 42. Summary W E B V E V E R I E T fredag 16. april 2010