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Indoor Navigation for the Visually Impaired

Indoor Navigation for the Visually Impaired. Aura Ganz, James Schafer, Yang Tao, Carole Wilson, Meg Robertson & Laura Bozeman. PERCEPT Workshop Presentation Flow. Introduction What is PERCEPT? Overview of PERCEPT Trials and Results Why Smartphones? PERCEPT Now and Future Q & A.

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Indoor Navigation for the Visually Impaired

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  1. Indoor Navigation for the Visually Impaired Aura Ganz, James Schafer, Yang Tao, Carole Wilson, Meg Robertson & Laura Bozeman

  2. PERCEPT Workshop Presentation Flow • Introduction • What is PERCEPT? • Overview of PERCEPT Trials and Results • Why Smartphones? • PERCEPT Now and Future • Q & A

  3. PERCEPT Background • Provides Indoor Navigation Instructions to the Blind and Visually Impaired (Orientation Aid) • User Friendly • Technology used is affordable not only for user, but for businesses and public venue • Customized Instructions • Updated Navigation Instructions by scanning door tag

  4. Design Guidelines Guided by an orientation and mobility instructor from Mass Commission for the Blind • Percept does not replace mobility aids currently used by the visually impaired (cane, dog) • Percept is an orientation aidused in conjunction with mobility aids • Enables users to independently navigate in unfamiliar areas

  5. PERCEPT Workshop Presentation Flow • Introduction • What is PERCEPT? • Overview of PERCEPT Trials and Results • Why Smartphones? • PERCEPT Now and Future • Q & A

  6. What is PERCEPT? • Provides Indoor Navigation Instructions to the Blind and Visually Impaired (Orientation Aid) • End-User • Simple scanning device that the user interacts through touch • Indoor Environment • Contains tags that can be scanned by End-User • Result of this scanning interaction • Navigation instructions provided to End-User from where they are scanning to desireddestination

  7. Video Lucy Glove • http://youtu.be/s23VVhGXnBw

  8. Video PERCEPT Overview • http://youtu.be/cmabcthLAUc

  9. PERCEPT Workshop Presentation Flow • Introduction • What is PERCEPT? • Overview of PERCEPT Trials and Results • Why Smartphones? • PERCEPT Now and Future • Q & A

  10. Phase Two Trial Participants

  11. Example of Trial Flow Floor 1 Elevator Entrance E-Exit Restroom M or W Elevator Room 312 Room 302 Floor 3

  12. Video Excerpts from Percept Trials

  13. Summary of Qualitative Results

  14. Feedback: Improvements Requested by Participants • Directions need to include proximity or given in feet/steps 75% • Dog users – change instructions for dogs (86%) • Use smartphone – 30% • User preferences- • Adjust voice pace – 60% • Brief directions just mention left/right/……(15%) • More discrete design than glove • Blend in with general public

  15. PERCEPT Workshop Presentation Flow • Introduction • What is PERCEPT? • Overview of PERCEPT Trials and Results • Why Smartphones? • PERCEPT Now and Future • Q & A

  16. Why Smartphones?

  17. Why Smartphones?

  18. Smartphone in the Blind and Visually Impaired Community • Smartphones and Tablets are a trending technology being used by the Blind & Visually Impaired • These devices provide many services: • Currency Reader • Object Identifier • Color Identifier • Audible Books • OCR (Capture text with camera and read out loud) • Accessible Web Browsing, Email, & Phone • And much more! • Expensive customized devices are now being replaced by an affordable App

  19. PERCEPT Smartphone Video • http://youtu.be/iiWjvzpsbRg

  20. Example of How PERCEPT App Uses Gestures

  21. PERCEPT Workshop Presentation Flow • Introduction • What is PERCEPT? • Overview of PERCEPT Trials and Results • Why Smartphones? • PERCEPT Now and Future • Q & A

  22. PERCEPT Now • Applied for several grants and funding opportunities to further progress the system • PERCEPT Pilot Deployment in MBTA • PERCEPT Pilot in UMASS Administrative Building

  23. PERCEPT Workshop Presentation Flow • Introduction • What is PERCEPT? • Overview of PERCEPT Trials and Results • Why Smartphones? • PERCEPT Now and Future • Q & A

  24. Thank You • Questions

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