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libraries + data + visualization

libraries + data + visualization

introduction to visualization, focusing on library-related data, for the LYRASIS ideas & insights conference.

michellehudson

May 04, 2012
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  1. me!     (I’m  not  the  dinosaur  (unfortunately))    

    2   libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson    
  2. overview   1.  what  metrics  are  you  considering  for  

    assessment?   2.  what  is  sta/s/cal  literacy?  how  do  we   increase  it  among  library  staff?   3.  what  does  visualiza/on  entail?  why  is  it   useful?   4.  what  are  some  good  tools?   5.  where  can  I  learn  more?   3   libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson    
  3. metrics!   1   gate  counts     libraries  +

     data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     4   2   circ  counts     3   reference   the  kind  of  data  you  have  will  determine  visualiza/on  op/ons  
  4. sta/s/cal  literacy   what  does  it  mean?   •  understanding

     the  basic   language  of  sta/s/cs  (e.g.,   knowing  what  sta/s/cal   terms  and  symbols  mean   and  being  able  to  read   sta/s/cal  graphs),  and   understanding  fundamental   ideas  of  sta/s/cs         (GAISE  College  Report:  hTp://www.amstat.org/educa/on/gaise/)   why  for  librarians?   •  understanding  sta/s/cal   methods  and  frameworks  is   necessary  for  making   decisions  with  data     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     5  
  5. sta/s/cal  literacy   libraries  +  data  +  visualiza/on  //  lyrasis

     ideas  &  insights  //  michelle  hudson     6   how  do  we  get  more  sta/s/cally  literate?  
  6. resources  to  increase   sta8s8cal  literacy        

      Paulos,  John  A.  Innumeracy:   Mathema/cal  Illiteracy  and  Its   Consequences.  New  York:  Hill  and   Wang,  1988.  [worldcat]       Huff,  Darrell,  and  Irving  Geis.  How  to   Lie  with  Sta/s/cs.  New  York:  Norton,   1954.  [worldcat]     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     7  
  7. resources  to  increase   sta8s8cal  literacy        

            Meaning  from  Data:  Sta/s/cs  Made   Clear,  taught  by  Michael  Starbird,  PhD   hTp://www.thegreatcourses.com/tgc/courses/ Course_Detail.aspx?cid=1487       libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     8  
  8. resources  to  increase   sta8s8cal  literacy       StatSoe,

     Inc.  (2011).  Electronic   Sta/s/cs  Textbook.  Tulsa,  OK:  StatSoe.   hTp://www.statsoe.com/textbook/     Rice  Virtual  Lab  in  Sta/s/cs:   hTp://onlinestatbook.com/rvls.html     Stockburger,  David  W.  (1996).   Introductory  Sta/s/cs:  Concepts,   Models,  and  Applica/ons:   hTp:// www.psychstat.missouristate.edu/ introbook/sbk00.htm     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     9  
  9. data  visualiza/on!   what  is  it?   visual  representa/ons  of

      abstract  data  to  reinforce   human  cogni/on             (hTp://www.infovis-­‐wiki.net)     why  is  it  useful?   enables  the  viewer  to  gain   knowledge  about  the  internal   structure  of  the  data  and   causal  rela/onships  in  it   libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     10  
  10. how  to  visualize  informa/on   libraries  +  data  +  visualiza/on

     //  lyrasis  ideas  &  insights  //  michelle  hudson     11   hTp://www.visual-­‐literacy.org/periodic_table/periodic_table.html    
  11. how  to  visualize   informa8on          

      Extreme  Presenta/on:  Chart  Chooser     The  type  of  visualiza/on  depends  on   the  type  of  data  you  have  and  what   you  want  to  learn  about  it.   libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     12  
  12. how  to  visualize  informa/on   1   gate  counts  

      by  loca/on?   compared  to  last  year?   by  semester?   per  hour?     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     13   2   circ  counts     by  stacks  loca/on?   by  call  number?   by  format?   by  year  of  publica/on?     3   reference     by  /me  spent?   by  type  of  ques/on?   by  discipline?   by  patron  type?    
  13. data  visualiza8on  tools     Excel!     libraries  +

     data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     14  
  14. data  visualiza8on  tools     Excel!     ManyEyes  

    (free,  data  made  public)     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     15  
  15. data  visualiza8on  tools     Excel!     ManyEyes  

    (free,  data  made  public)     Tableau  Public   (free,  data  made  public)     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     16  
  16. data  visualiza8on  tools     Excel!     ManyEyes  

    (free,  data  made  public)     Tableau  Public   (free,  data  made  public)     Google  Chart  Tools   (free,  private,  for  web  display,  coding   knowledge  helpful)     libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     17  
  17. data  visualiza8on  tools     Excel!     ManyEyes  

    (free,  data  made  public)     Tableau  Public   (free,  data  made  public)     Google  Chart  Tools   (free,  private,  for  web  display,  coding   knowledge  helpful)     VIDI   (free,  private,  drupal)   libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     18  
  18. advanced  visualiza/on   Processing   •  hTp://processing.org/   •  open

     source  programming   language  &  environment  for   crea/ng  info  visualiza/ons   •  robust  community   R   •  hTp://www.r-­‐project.org/   •  free  soeware  environment   for  sta/s/cal  compu/ng  &   graphics   •  very  large  community   libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     19   SAS,  SPSS,  STATA   proprietary  sta/s/cal  packages  with  analysis/visualiza/on  capability  
  19. libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights

     //  michelle  hudson     20   ben  fry  –  the  preserva/on  of  favoured  traces  //  hTp://benfry.com/traces/  
  20. so  many  resources…     FlowingData   (visualiza/on  blog,  tutorials)

        Edward  Tuee   (quan/ta/ve  info  vis  master,  teaches   courses)     Ben  Fry     Visualising  Data   (blog,  data  journalism)     hTp://infovis-­‐wiki.net     UMD  HCI  Lab       libraries  +  data  +  visualiza/on  //  lyrasis  ideas  &  insights  //  michelle  hudson     21   feynman  diagrams  of  photon  scaTer