Indoor navigation for the visually impaired
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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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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

PERCEPT Workshop Presentation Flow

  • Introduction

  • What is PERCEPT?

  • Overview of PERCEPT Trials and Results

  • Why Smartphones?

  • PERCEPT Now and Future

  • Q & A


Percept background

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


Indoor navigation for the visually impaired

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


Percept workshop presentation flow1

PERCEPT Workshop Presentation Flow

  • Introduction

  • What is PERCEPT?

  • Overview of PERCEPT Trials and Results

  • Why Smartphones?

  • PERCEPT Now and Future

  • Q & A


What is percept

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


Video lucy glove

Video Lucy Glove

  • http://youtu.be/s23VVhGXnBw


Video percept overview

Video PERCEPT Overview

  • http://youtu.be/cmabcthLAUc


Percept workshop presentation flow2

PERCEPT Workshop Presentation Flow

  • Introduction

  • What is PERCEPT?

  • Overview of PERCEPT Trials and Results

  • Why Smartphones?

  • PERCEPT Now and Future

  • Q & A


Phase two trial participants

Phase Two Trial Participants


Example of trial flow

Example of Trial Flow

Floor 1

Elevator

Entrance

E-Exit

Restroom

M or W

Elevator

Room 312

Room 302

Floor 3


Video excerpts from percept trials

Video Excerpts from Percept Trials


Summary of qualitative results

Summary of Qualitative Results


Feedback improvements requested by participants

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


Percept workshop presentation flow3

PERCEPT Workshop Presentation Flow

  • Introduction

  • What is PERCEPT?

  • Overview of PERCEPT Trials and Results

  • Why Smartphones?

  • PERCEPT Now and Future

  • Q & A


Why smartphones

Why Smartphones?


Why smartphones1

Why Smartphones?


Smartphone in the blind and visually impaired community

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


Percept smartphone video

PERCEPT Smartphone Video

  • http://youtu.be/iiWjvzpsbRg


Example of how percept app uses gestures

Example of How PERCEPT App Uses Gestures


Percept workshop presentation flow4

PERCEPT Workshop Presentation Flow

  • Introduction

  • What is PERCEPT?

  • Overview of PERCEPT Trials and Results

  • Why Smartphones?

  • PERCEPT Now and Future

  • Q & A


Percept now

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


Percept workshop presentation flow5

PERCEPT Workshop Presentation Flow

  • Introduction

  • What is PERCEPT?

  • Overview of PERCEPT Trials and Results

  • Why Smartphones?

  • PERCEPT Now and Future

  • Q & A


Thank you

Thank You

  • Questions


  • Login