STI Summit 2011 - Making linked data work

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STI Summit 2011 - Making linked data work

  1. 1. John Domingue President© Copyright 2011 STI - INTERNATIONAL www.sti2.org
  2. 2. “Semantic Web Researchers should build a Semantic Webapplication” Famous SW ResearcherMOTIVATIONwww.sti2.org 7/7/2011 - Riga
  3. 3. www.sti2.org 7/7/2011 - Riga
  4. 4. www.sti2.org 7/7/2011 - Riga
  5. 5. Guidelinesfor data www.sti2.org 7/7/2011 - Riga
  6. 6. www.sti2.org 7/7/2011 - Riga
  7. 7. 150 applications 7/7/2011 - Riga
  8. 8. Typical Applicationwww.sti2.org 7/7/2011 - Riga
  9. 9. SUPPORTING APPLICATIONS OVER LINKED DATA: THE CURRENT APPROACHwww.sti2.org 7/7/2011 - Riga
  10. 10. 5/12/2007 - Vienna
  11. 11. 5/12/2007 - Vienna
  12. 12. Representative Architecture diagramTheCrawlingPattern www.sti2.org 7/7/2011 - Riga
  13. 13. Papers Here •  Making  Linked  Data  Work  I   –  Services  Over  Linked  Data  (Carlos  Pedrinaci  and  Maria   Maleshkova)   –  Linked  Data  Principles  for  Services  and  Streams  (Andreas  Harth)   •  Making  Linked  Data  Work  II   –  Towards  a  Dynamic  Web  (Rudiger  Klein)www.sti2.org 7/7/2011 - Riga
  14. 14. APPLICATIONS BECOMEFIRST CLASS CITIZENSwww.sti2.org 7/7/2011 - Riga
  15. 15. Communities win the day •  Wikipedia –  3,670,091 articles, and 24,319,249 pages in total –  14,824,773 registered users –  1,792 administrators •  Facebook –  Developers from more than 190 countries –  20 million Facebook applications installations per day •  iPhone Apps –  350,000+ –  10 billion downloadswww.sti2.org 7/7/2011 - Riga
  16. 16. Typical Process model Select Data ‘Clean Up’ Data (Re)-Write/configure application Submit Application Review and validate Publish Usagewww.sti2.org 7/7/2011 - Riga
  17. 17. HOW CAN SEMANTICS HELP?www.sti2.org 7/7/2011 - Riga
  18. 18. Application Development Issues (1/2)•  SDKs underpinned by datasets, ontologies and domain services•  What are the affordances of the combined datasets? –  Peroni, D’Aquin and Motta – key classes, question generation –  Virtual (meta) machine•  Support for collaborative development –  Within the same communitywww.sti2.org 7/7/2011 - Riga
  19. 19. Application Development Issues (2/2)•  Underuse of the rest of SW stack –  RIF, OWL•  Common front ends –  Graphs, spreadsheets, maps, portals –  Existing work on thiswww.sti2.org 7/7/2011 - Riga
  20. 20. Descriptions of Submitted Apps•  Dataset used•  How the application is constructed –  Relationship to other Apps•  What does it do? [capability]•  Who submitted it•  Domain (used for discovery)•  Location (used for discovery)•  Source•  Deployed onRelevant schemas –  Dublin Core (who submitted) –  MSM/WSMO Lite/MicroWSMO (application description) –  Good relations/USDL (what does it do) www.sti2.org 7/7/2011 - Riga
  21. 21. Review and validate •  Quality of Service –  WSMO, DAML, FIPA •  Usability metrics? •  Software quality? •  Automation? Relevant schemas –  Revyu.comwww.sti2.org 7/7/2011 - Riga
  22. 22. Application/service Blog •  Application centric resource •  Combines human and machine based statements •  Comments, reviews, deployment, invocation and even monitoring data •  Human and machine readable formats •  Supports development (documentation, debugging) •  Discovery –  Via human network •  Complemented by a dataset blogwww.sti2.org 7/7/2011 - Riga
  23. 23. Summary•  Documents•  Video•  Social•  (Linked) Data•  Applicationswww.sti2.org 7/7/2011 - Riga
  24. 24. THANKSwww.sti2.org
  25. 25. MicroWSMO & WSMO-Litewww.sti2.org
  26. 26. Minimal Service Modelwww.sti2.org 5/12/2007 - Vienna
  27. 27. Deployment   Analysis  &  Monitoring     Discovery     InvocaJon   Process  Editor   Process   Modeling       Process   Service   ExecuJon   AnnotaJon  www.sti2.org  Service  Lifecycle  

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