time for eventstelling the world’s stories from social media                              Mor Naaman                Rutger...
printing press
è knowledge archive
social media
èexperience archive
socialmediainformationlab
our work                             quantitativequalitative                                                              ...
our workqualitative              motivations,              practices
(CHI 2007)Why we tag?
our work               quantitativemotivations,                  large scale quant,practices                     data mining
(CSCW 2010) Twitter study•  What type of content do people post on   Twitter?•  350 users, 3500 of their “tweets”•  Develo...
(CSCW 2010) users clustered•  (Mainly) sharing information (20%)          Informers•  (Mainly) talking about themselves   ...
(CHI 2010)             Breaking ties on Twitter
our work                     systemslarge scale quant,             tools, services,data mining                    and prot...
people, together
BYOBW
outside lands festival
organize the world’s memories
detectidentifyorganize           objectives
objectivesdetect         ICWSM 2011a         JASIST 2011         WebDB 2009         SIGIR 2007
objectivesidentify             WSDM 2012             ICWSM 2011b             WSDM 2010
objectives               organize ICMR 2012   CHI 2012CSCW 2012 MTAP 2012 VAST 2010WWW 2009
today                    organize         identifydetect                               Vox!                               ...
overview   Vox Civitas           SRSR           Multiplayer
research questionscan Twitter content around broadcastnews events inform journalistic inquiry?what insights and analyses c...
designing for journalismdivergent points of viewnewsworthiness: surprising, unusual,extremes of positive / negative
supporting analysisdirect attention to relevant informationautomatic content analysis for filtering   – relevance   – uniq...
how to evaluate?directly evaluate the output of thealgorithms (quantitative)deep, extensive evaluation of users’interactio...
Vox evaluation goals•  How effective for generating story ideas?•  What kind of insights/analysis are   supported?•  Short...
Vox evaluation: framing•  “develop two story pitches for the event”•  open-ended questionnaires, content   analysis•  18 p...
takeawayscan extract reliable event structure fromsocial media
overview   Vox Civitas             (VAST 2010)           SRSR           Multiplayer
research question  how can we help a journalists identify  reliable, knowledgeable sources for  remote breaking news event...
supporting analysiseyewitness detectionnetwork embeddednessuser “type” classifierlocation embeddedness…
evaluation“technological inquiry” with working journalistsnot: “how our tools worked”yes: “how fits into journalistic needs...
what the hell?[with: Lyndon Kennedy, Dan Ellis, Kai Su]
supporting analysisextract the signal from people’sattention:find overlapping momentscompute and rank scenesextract scene ...
audio fingerprinting             Wang et al. (ISMIR ’03)
two clips, aligned         0:18                 3:320:000:00                       2:32
a story of n clips time
from clips to scenesHigher GroundEncore         time           Happy Birthday,                        Birthday
evaluationquantitative: evaluated matching, sceneextraction…qualitative: evaluated deploymentscenario/task
takeawayscan create an event presentation thatgets better them more content is added
overview   E   Multi-site content               Vox Civitas               Multiplayer                 (NM&S 2012, ICMR 201...
towards better models oflarge-scale human attention
experienceHer story allows us to see what was lost, [and]gained, in the political, economic and socialtransformations of t...
a new archive
future work                             EXPLORE                                         Researcher                        ...
EXPLORESOCRATES                  Researcher           COLLECT             Hypotheses and                               res...
CityBeatEverywhere where there is an interaction between aplace, a time, and an expenditure of energy, there isrhythm.    ...
questions?   mor@rutgers.edu       @informorhttp://mornaaman.com
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow
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Time for Events -- Presentation to New Economic School / Center for the Study of New Media and Society / Moscow

  1. 1. time for eventstelling the world’s stories from social media Mor Naaman Rutgers SC&I & Mahaya, Inc. @informor
  2. 2. printing press
  3. 3. è knowledge archive
  4. 4. social media
  5. 5. èexperience archive
  6. 6. socialmediainformationlab
  7. 7. our work quantitativequalitative systems motivations, large scale quant, tools, services, practices data mining and prototypes
  8. 8. our workqualitative motivations, practices
  9. 9. (CHI 2007)Why we tag?
  10. 10. our work quantitativemotivations, large scale quant,practices data mining
  11. 11. (CSCW 2010) Twitter study•  What type of content do people post on Twitter?•  350 users, 3500 of their “tweets”•  Developed content categories, coded messages
  12. 12. (CSCW 2010) users clustered•  (Mainly) sharing information (20%) Informers•  (Mainly) talking about themselves (80%) Meformers
  13. 13. (CHI 2010) Breaking ties on Twitter
  14. 14. our work systemslarge scale quant, tools, services,data mining and prototypes
  15. 15. people, together
  16. 16. BYOBW
  17. 17. outside lands festival
  18. 18. organize the world’s memories
  19. 19. detectidentifyorganize objectives
  20. 20. objectivesdetect ICWSM 2011a JASIST 2011 WebDB 2009 SIGIR 2007
  21. 21. objectivesidentify WSDM 2012 ICWSM 2011b WSDM 2010
  22. 22. objectives organize ICMR 2012 CHI 2012CSCW 2012 MTAP 2012 VAST 2010WWW 2009
  23. 23. today organize identifydetect Vox! SRSR Multiplayer
  24. 24. overview Vox Civitas SRSR Multiplayer
  25. 25. research questionscan Twitter content around broadcastnews events inform journalistic inquiry?what insights and analyses can weenable through visual analytic tools?[with postdoctoral fellow Nick Diakopoulos]
  26. 26. designing for journalismdivergent points of viewnewsworthiness: surprising, unusual,extremes of positive / negative
  27. 27. supporting analysisdirect attention to relevant informationautomatic content analysis for filtering – relevance – uniqueness / novelty – sentiment – keyword extraction
  28. 28. how to evaluate?directly evaluate the output of thealgorithms (quantitative)deep, extensive evaluation of users’interaction with the system (qualitative)   read more: Olsen (UIST ’07) Naaman (MTAP ’12)
  29. 29. Vox evaluation goals•  How effective for generating story ideas?•  What kind of insights/analysis are supported?•  Shortcomings and how features are used?
  30. 30. Vox evaluation: framing•  “develop two story pitches for the event”•  open-ended questionnaires, content analysis•  18 participants
  31. 31. takeawayscan extract reliable event structure fromsocial media
  32. 32. overview Vox Civitas (VAST 2010) SRSR Multiplayer
  33. 33. research question how can we help a journalists identify reliable, knowledgeable sources for remote breaking news events?[with postdoctoral fellows Nick Diakopoulos, Mummun De Choudhury]
  34. 34. supporting analysiseyewitness detectionnetwork embeddednessuser “type” classifierlocation embeddedness…
  35. 35. evaluation“technological inquiry” with working journalistsnot: “how our tools worked”yes: “how fits into journalistic needs, practices”
  36. 36. what the hell?[with: Lyndon Kennedy, Dan Ellis, Kai Su]
  37. 37. supporting analysisextract the signal from people’sattention:find overlapping momentscompute and rank scenesextract scene descriptors
  38. 38. audio fingerprinting Wang et al. (ISMIR ’03)
  39. 39. two clips, aligned 0:18 3:320:000:00 2:32
  40. 40. a story of n clips time
  41. 41. from clips to scenesHigher GroundEncore time Happy Birthday, Birthday
  42. 42. evaluationquantitative: evaluated matching, sceneextraction…qualitative: evaluated deploymentscenario/task
  43. 43. takeawayscan create an event presentation thatgets better them more content is added
  44. 44. overview E Multi-site content Vox Civitas Multiplayer (NM&S 2012, ICMR 2012, MTAP 2012, WWW 2009)
  45. 45. towards better models oflarge-scale human attention
  46. 46. experienceHer story allows us to see what was lost, [and]gained, in the political, economic and socialtransformations of the 18th and 19th centuries.
  47. 47. a new archive
  48. 48. future work EXPLORE Researcher SOCRATES COLLECT Hypotheses and research questions YouTub kr Wor ss Tw r ata ANALYZE a CityBeat
  49. 49. EXPLORESOCRATES Researcher COLLECT Hypotheses and research questions YouTub krWor ss Tw r ata ANALYZE a
  50. 50. CityBeatEverywhere where there is an interaction between aplace, a time, and an expenditure of energy, there isrhythm. - Henri Lefebvre
  51. 51. questions? mor@rutgers.edu @informorhttp://mornaaman.com

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