Presentation 16 may morning keynote seth van hooland

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Presentation 16 may morning keynote seth van hooland

  1. 1. On applesand coconutsMMC Seminar 2013Seth van Hooland
  2. 2. Picking the low hanging fruitWhy (and when) do we need RDFValue of URLsLiberate your metadataShort and long term action plan2
  3. 3. Worlds shortest course ondata modelingIf you had to catalog a pileof DVDs in 15 minutes,what would you do ?3
  4. 4. Flat file4Director Title Actors DateJim Jarmusch Dead ManJohny Depp, GaryFarmer1995Jim Jarmusch Mystery trainSteve Buscemi, JoeStrummerend of the eightiesJim Jarmush Stranger Than ParadiseJohn Lurie, EszterBalint‘84Etc Etc Etc Etc
  5. 5. Relational database5ActorIDNameDate of birthID FilmDirectorIDNameDate of birthID FilmFilmsIDTitleDateID DirectorID Actor
  6. 6. XML6
  7. 7. RDF7JimJarmuschDead ManJohnyDeppNew York1995Neil Younglives indirectedperforms increated incontains thescore ofWilliamBlakerefers to
  8. 8. URLs to express subjects,predicates and objects<http://www.imdb.com/name/nm0000464/><http://purl.org/dc/terms/creator><http://dbpedia.org/page/limits_of_control>8
  9. 9. Value of a URLBoth identifies and gives accessDifference between encoding■ «Jim Jarmusch»■ http://www.freebase.com/m/0405l9
  10. 10. Value of a URLBoth identifies and gives accessDifference between encoding■ «Hilversum»■ http://www.freebase.com/m/0405l10
  11. 11. http://ww3.unipark.de/uc/Metadata/
  12. 12. Action planClean your metadataReconcile local vocabsMine unstructured metadataIdentify what metadata you can get forfree, but is this sustainable ?Expose your added-value metadata onthe web, but what business value ?18
  13. 13. 19
  14. 14. Get in touch !Follow @sethvanhooland and@freemetadataVisit freeyourmetadata.orgMail me on svhoolan@ulb.ac.be

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