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Selfie Deaths (KillFies) and Distracted Driving: Social Computing, Machine Learning, and Online Social Media

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In this talk, I cover details about our Selfie Deaths research http://labs.precog.iiitd.edu.in/killfie/ I also cover our recent work on snapchat and distracted driving.

Published in: Engineering
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Selfie Deaths (KillFies) and Distracted Driving: Social Computing, Machine Learning, and Online Social Media

  1. 1. Selfie Deaths (KillFies) and Distracted Driving: Social Computing, Machine Learning, and Online Social Media Cadence, Noida | Nov 19, 2019 Ponnurangam Kumaraguru (“PK”) Professor of Computer Science, IIIT Delhi TEDx & ACM Distinguished Speaker Associate Dean of Student Affairs linkedin/in/ponguru @ponguru fb.com/ponnurangam.kumaragurupkatiiitd
  2. 2. 2 Thesis → PhishGuru
  3. 3. 3 Thesis → Wombat
  4. 4. Growth of Selfies ◆ 55% of millennials (18 - 36-year-olds) have posted a "selfie" on a social media service ◆ 24 billion selfies were uploaded to Google Photos in 2015 alone 4
  5. 5. 5
  6. 6. 6
  7. 7. How it started? ◆ July 2016, mailing list ◆ Some heart-wrenching incidents ◆ No datasets ◆ Increased curiosity 7
  8. 8. http://labs.precog.iiitd.edu.in/killfie/ 8
  9. 9. 9
  10. 10. 10
  11. 11. 11 Selfies
  12. 12. 12 Deaths
  13. 13. 13 Reasons for deaths
  14. 14. https://www.facebook.com/saftiebot/ 14
  15. 15. https://www.facebook.com/saftiebot/ 15
  16. 16. https://goo.gl/2sIdYT 16
  17. 17. 700+ locations have been marked as dangerous... 17
  18. 18. 18
  19. 19. Camera that we have built! 19
  20. 20. 20
  21. 21. 21 https://map.snapchat.com/
  22. 22. is any non-driving activity that the driver engages in, which can lead to 1. visual distractions (e.g. taking eyes off the road), 2. manual distractions (e.g. taking hands off the driving wheel) or 3. cognitive distractions (e.g. taking the mind off driving)
  23. 23. Distracted Driving Posts on Social Media 391K injuries were reported due to distracted driving in US [NHTSA, 2016] 14% of all fatal crashes were linked to the use of smartphones 42% of high school students have texted while driving Teenagers and young adults comprised 36% of casualties.
  24. 24. • Individuals spend 30% of their weekly online time on social media. [GlobalWebIndex, 2018] • 78% of Internet traffic comes from cell phones. [Nielsen, 2017] Role of Social Media
  25. 25. Sociological Grounding Goffmann, 1959 “… activity of an individual which occurs during a period marked by his continuous presence before a particular set of observers and which has some influence on the observers” that many aspects of Goffman’s approach (e.g., impression management) can work in a framework that is more aligned to these spaces, namely through the metaphor of an exhibition rather than one of a stage play. Hogan, 2010
  26. 26. Sociological Grounding Leary et al., 1994
  27. 27. Research Questions What is the extent of distracted driving content posting behavior?
  28. 28. Sociological Framework “clearly observable threat to one’s physical or mental well-being” “illusion of control.”
  29. 29. Research Questions What is the extent of distracted driving content posting behavior? Which user demographics correlate with posting distracted driving content?
  30. 30. Past Spatial Works
  31. 31. Research Questions What is the extent of distracted driving content posting behavior? Which user demographics correlate with posting distracted driving content? How does distracted driving content posting behavior vary across cities worldwide?
  32. 32. Past Temporal Work
  33. 33. Research Questions What is the extent of distracted driving content posting behavior? Which user demographics correlate with posting distracted driving content? How does distracted driving content posting behavior vary across cities worldwide? How does distracted driving content posting behavior vary with time?
  34. 34. Research Questions What is the extent of distracted driving content posting behavior? Which user demographics correlate with posting distracted driving content? How does distracted driving content posting behavior vary across cities worldwide? How does distracted driving content posting behavior vary with time? How can we detect distracted driving content posted on online social platforms ?
  35. 35. Data # Snaps : 6 Million # Cities: 173 Duration: 1 Month
  36. 36. Detecting Distracted Driving Content • Manually Annotated Training Set • 10K snaps (7K negative, 3K positive) • Fleiss Kappa Agreement Rate: 0.85 • Held out set: 5K snaps • Two types of classifiers • Image-Based (sample a frame every second) followed by voting • Video-Based
  37. 37. Extent of Distracted Driving Content 23.56% Others
  38. 38. Temporal Analysis 6 PM - 2 AM 6 PM - 2 AM
  39. 39. Spatial Analysis
  40. 40. Interesting Insights
  41. 41. Implications Potential Targeted Interventions & Educational Campaigns Location-Based Time-Based Demographic- Based
  42. 42. Contributions First study to corroborate edgework on online social platforms. Proposed initial classifier to work on detecting distracted driving content. Achieved 92% accuracy. First study to collect public data available on Snapchat.
  43. 43. 43
  44. 44. 44
  45. 45. 45
  46. 46. 46
  47. 47. #MainBhiChowkidar 47 9:00 AM - 15 Mar 2019
  48. 48. 48 Interesting observations http://bit.ly/chowkidar-namechange
  49. 49. 49
  50. 50. 50 370 BJP, 4 INC, 2 AAP, 1 RLD
  51. 51. 51 Influence of the campaign ◆ Collected tweets with #MainBhiChowkidar ◆ 404,006 tweets posted by 130,290 handles ◆ 46,527 (35.7%) handles added Chowkidar or its variants to their name ◆ 99 variants of Chowkidar used in names
  52. 52. 52 Variations 'chowkidar', 'चौकीदार', 'chowkidaar', 'chokidaar', 'chokidar', 'choukidar', 'chaukidar', 'chaukidaar', 'chawkidar', 'chawkidaar', 'chwokidar', 'chwkidar', 'choukidaar', 'chawakidar', 'चowkidar', 'chowkida', 'chouwkidar', 'chonkidar', 'cowkidar', 'chowakidar', 'chiwkidar', 'chukidar', 'chwakidar', 'chaowkidaar', 'chaukeedar', 'chaukedar', 'chowkedar', 'chakedar', 'chaukedar', 'chowkedar', 'chokedaar'
  53. 53. 53 Influence of the campaign ◆ 1,828 of the 46,527 changed more than twice ◆ 3 - 12 times changed
  54. 54. Thanks! pk@iiitd.ac.in http://precog.iiitd.edu.in/ @ponguru 54 pkatiiitd linkedin/in/ponguru

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