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Enhancing Peripheral Alertness for Eyes-Busy Interaction while Walking

CrashAlert. Enhancing Peripheral Alertness for Eyes-Busy Interaction while Walking. Human-Computer Interaction Lab Juan David Hincapié -Ramos jdhr@cs.umanitoba.ca Pourang Irani irani@cs.umanitoba.ca. May 2, 2013 – CHI '13. Paris, France. Eyes-busy interaction while walking. 1.

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Enhancing Peripheral Alertness for Eyes-Busy Interaction while Walking

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  1. CrashAlert Enhancing Peripheral Alertness for Eyes-Busy Interaction while Walking Human-Computer Interaction Lab Juan David Hincapié-Ramos jdhr@cs.umanitoba.ca PourangIrani irani@cs.umanitoba.ca May 2, 2013 – CHI '13 Paris, France

  2. Eyes-busy interaction while walking 1

  3. Kane et al. – MobileHCI’08 2

  4. Goel et al. – CHI’12 3

  5. CrashAlert 4

  6. Person’s field of view does not cover the area in the direction of the movement 6 5

  7. Jay Shells’ Metropolitan Etiquette Authority 6

  8. Padded Lampposts at London’s Brick Lane by 118 118 (www.118.com) 7

  9. Sidewalk Buddy – Android 8

  10. Transparent Screen for Android – SaschaAffolter 9

  11. Horizontal Device • Attention on the Display 6 10

  12. Direction of the Movement 11

  13. Initial User Study 6 12

  14. Nearly Crash Dodge & Slow Down Heads Up Full Stop LeastSevere MostSevere • Encourage More Dodging • Alert on Imminent Collisions Initial User Study 13

  15. CrashAlert – Basic Set-up 14

  16. CrashAlert – UI 15

  17. CrashAlert – UI 16

  18. CrashAlert – UI 16

  19. CrashAlert – UI 16

  20. Video 1 Video 2 Live Demo 17

  21. User Study 18

  22. Color Depth Columns Depth Mask UI Design 19

  23. Color Depth Columns Depth Mask UI Design 19

  24. Color Depth Columns Depth Mask UI Design 19

  25. Color Depth Columns Depth Mask UI Design 19

  26. 4×8×2 Experimental Design • Walking Time • Performance • Collision Reaction • Perceived & Interview Experimental Design 20

  27. Hardware Setup 21

  28. Quantitative Results 22

  29. Qualitative Results 23

  30. Abstraction P8 “I have to check the [color] image much more and longer”. P7 “[with the depth image] I can see the [thin] veranda which I couldn’t in the color image”. Interview Results 24

  31. Abstraction Navigation • Walk toward to dark zone • Follow the alert Interview Results 25

  32. Abstraction Navigation Alerts P1 “I couldn’t tell whether people where coming toward me or moving further away”. P3 “[I would like to see] a significant level indication of obstacles like how much danger if collision occurs”. Interview Results 26

  33. Safer Collision Management • Recover Field of View • Reduced Depth Visualizations • Visual Alerts Conclusions 27

  34. Thank you!Questions? Human-Computer Interaction Lab Juan David Hincapié-Ramos jdhr@cs.umanitoba.ca PourangIrani irani@cs.umanitoba.ca The End 28

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