open projector open data manchester visualisation meeting

8
SemiAutoma+c Visual Explora+on of Linked Data Le;eris Tatakis Le;[email protected] @Ltatakis

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Page 1: Open Projector Open Data Manchester Visualisation Meeting

Semi-­‐Automa+c  Visual  Explora+on  of  Linked  Data  

Le;eris  Tatakis  Le;[email protected]  

@Ltatakis  

Page 2: Open Projector Open Data Manchester Visualisation Meeting

Overview  of  Problem  

hEp://blog.datalicious.com/data-­‐visualisa+on/phone-­‐data-­‐malte-­‐spitz-­‐die-­‐zeit-­‐germany/  

mapping  

What  we  have   Where  we  want  to  be  

Page 3: Open Projector Open Data Manchester Visualisation Meeting

Overview  Example  

•  Open  Data  Manchester  Linked  Data  visualisa+ons.  

•  You  need  to  specify:  SPARQL  Query  and  Visualisa+on.  •  Requires:  +me,  effort  and  technical  knowledge.  

Heat  map  of  fires   Street  light  issues  

hEps://github.com/GMDSP-­‐Linked-­‐Data/PhaseTwo/tree/master/Visualisa+ons  

Page 4: Open Projector Open Data Manchester Visualisation Meeting

Research  Goals  

•  Our  aim  is  to  support  developers  who  provide  tools  for  end  users.  

•  Allow  the  developers  to  explore,  evaluate  and  understand  underlying  data.  

•  “I  have  all  this  data  but  I  don’t  know  what  informa+on  is  in  here!”  

•  Allow  developers  to  provide  their  feedback  during  the  processing  of  the  data  in  an  semi-­‐automa+c  fashion.  

Page 5: Open Projector Open Data Manchester Visualisation Meeting

Cycle  of  Visual  Analysis  

Cycle  of  visual  analysis,  BioVis  2015,  Tableau  

Page 6: Open Projector Open Data Manchester Visualisation Meeting

Research  Ques+ons  •  What  are  the  key  characteris+cs  that  affect  the  choice  of  data  visualisa+ons?  

•  Which  aspects  of  the  user's  task  must  we  understand  to  provide  an  appropriate  selec+on  of  data  visualisa+ons?  

•  How  do  we  map  the  characteris+cs  of  the  data  sources  to  the  characteris+cs  of  exis+ng  visualisa+ons.    

Page 7: Open Projector Open Data Manchester Visualisation Meeting

ODM  Community  

•  Do  you  have  Linked  Data  and  have  no  idea  how  to  understand/explore  it?    

•  I  would  like  to  understand  the  process  and  the  way  you  work  with  the  data.  

•  How  can  we  improve  it?  •  Are  visualisa+ons  always  appropriate?  •  Collabora+ng  with  the  community.    

•  Data        •  Comments  •  Insights    

•  Ideas        •  Interested  /  Curious    •  Solved  it?  

Page 8: Open Projector Open Data Manchester Visualisation Meeting

Thank  you!  

@LTatakis  

le;[email protected]