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Open Research Problems in Linked Data - WWW2010

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These are the Open Research Problems of Linked Data slides that we presented at the Consuming Linked Data tutorial at WWW2010 in Raleigh, NC on April 26, 2010

These are the Open Research Problems of Linked Data slides that we presented at the Consuming Linked Data tutorial at WWW2010 in Raleigh, NC on April 26, 2010

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  • 1. Linked  Data:  Open  Research   Problems   Consuming  Linked  Data  Tutorial   World  Wide  Web  Conference  2010  
  • 2. Exactly  1  year  ago  at  WWW2009   •  BOF  on  a  Research  Agenda  for  Linked  Data   •  hHp://esw.w3.org/SweoIG/TaskForces/ CommunityProjects/LinkingOpenData/ MadridBOF  
  • 3. 2009’s  Top  10  Linked  Data  Research   Issues   •  Privacy   •  Inter-­‐culturalizaVon   •  CreaVng  Linked  Data   –  CreaVng  and  maintaining  links   –  Co-­‐reference   –  Design  Methodology   –  NLP  for  link  extracVon  
  • 4. 2009’s  Top  10  Linked  Data  Research   Issues   •  UpdaVng  Linked  Data   –  SynchronizaVon  Datasets  and  Links   –  SPARUL  Federated  TransacVons   –  History,  logs,  change  sets,  temporal  tracking   •  EvaluaVon,  metrics  and  benchmarks   •  Trust  and  Provenance   •  Publish  Linked  Data   –  Licensing   –  Legal  and  social  implicaVons  
  • 5. 2009’s  Top  10  Linked  Data  Research   Issues   •  UI   –  User  Interface/InteracVon  and  Usability   –  Visualizing  Linked  Data   –  Natural  Language  Interfaces   •  Internet  of  Things  (sensors)   •  Social  and  Economic  Impact   •  Web  Scale  Data  Management   –  Indexing   –  crawling  
  • 6. What  are  the  hot  topics  of  2010   In  Our  Opinion  
  • 7. Hot  Topics   •  Interlinking  Algorithms   •  Provenance  and  Trust   •  Dataset  Dynamics   •  UI   •  Distributed  Query   •  EvaluaVon   –  “You  want  a  good  thesis?  IR  is  based  on  precision  and   recall.  The  minute  you  add  semanVcs,  it  is  a   meaningless  feature.    Logic  is  based  on  soundness  and   completeness.  We  don’t  want  soundness  and   completeness.  We  want  a  few  good  answers  quickly.”   –  Jim  Hendler  at  WWW2009  during  the  LOD  gathering   Thanks  Michael  Hausenblas  
  • 8. Linked  Data  TriplificaVon  Challenge   •  Open  Track   –  Novel  data  sets  that  are  published  as  part  of  the   Web  of  Data  demonstraVng  potenVal  benefit  of   use  within  applicaVons   –  Novel  generic  mechanisms,  approaches  and   technologies  to  publish  Linked  Data     –  ApplicaVons  showcasing  the  benefits  of  Linked   data  to  end-­‐users    
  • 9. Linked  Data  TriplificaVon  Challenge   •  Open  Government  Track   –  Build  web  applicaVon  that  makes  use  of  open   government  datasets  (i.e.  environmental,   cadastral,  geographic,  traffic,  historical,  public   speeches,  elecVon,  corporate  spending,  etc)   –  At  least  one  source  must  be  part  of  Linked  Open   Data.   Submission  due  MAY  18   hHp://www.triplify.org/Challenge/2010    
  • 10. It’s  lunch  Vme!     •  You  learned  what  Linked  Data  is   •  You  realized  that  there  is  a  lot  of  data  out  on   the  web   •  You  got  excited  about  Linked  Data   •  You  learned  about  the  different  ways  of   consuming  linked  data   •  You  realized  that  there  is  sVll  work  to  be  done   •  You  want  to  create  a  Linked  Data  applicaVon   (and  parVcipate  in  the  TriplificaVon  Challenge)  
  • 11. Thank  You   www.consuminglinkeddata.org   @olakarVg   @juansequeda   Linked  Data  Gathering   101  Lounge   444  S.  Blount  Street   Tuesday  aAer  LDOW