Masters Project Fall 2010Joe B. Taylor

Pedestrian Navigation Using Mobile Devices

Georeferencing Photographs ofPublicly Posted Maps

Masters Project Fall 2010Joe B. Taylor

Overview• Introduction• Why would local maps help?• Relate a photo to the real world?• Related work• Discussion

Masters Project Fall 2010Joe B. Taylor

Introduction• Mobile devices with GPS and camera are

popular• 1.7 million iPhone 4 devices were sold in 3

days after release• Navigation maps for streets and roads exist• Pedestrian navigation maps are rare

Masters Project Fall 2010Joe B. Taylor

Why would local maps help?

Google Maps TomTom Photo of Map

Masters Project Fall 2010Joe B. Taylor

Let’s take a closer look…

Google Maps TomTom Photo of Map

Masters Project Fall 2010Joe B. Taylor

Relate a photo to the real world?• Related Work

– Two Point Entry– Smart Align

• Proposed by this project– GPS Tracks

Masters Project Fall 2010Joe B. Taylor

Two Point Entry

Masters Project Fall 2010Joe B. Taylor

Smart Align

Masters Project Fall 2010Joe B. Taylor

GPS Tracks

Masters Project Fall 2010Joe B. Taylor

References[1] Schöning, J., Krüger, A., Cheverst, K., Rohs, M., Löchtefeld, M., and

Taher, F. 2009. PhotoMap: using spontaneously taken images of public maps for pedestrian navigation tasks on mobile devices.

[2] K. Cheverst, J. Schöning, A. Krüger, and M. Rohs. Photomap: Snap, grab and walk away with a “you are here” map.

[3] Smets, N. J., te Brake, G. M., Neerincx, M. A., and Lindenberg, J. 2008. Effects of mobile map orientation and tactile feedback on navigation speed and situation awareness.

[4] Burigat, S., Chittaro, L., and Parlato, E. 2008. Map, diagram, and web page navigation on mobile devices: the effectiveness of zoomable user interfaces with overviews.

[5] Setlur, V., Kuo, C., and Mikelsons, P. 2010. Towards designing better map interfaces for the mobile: experiences from example.

Masters Project Fall 2010Joe B. Taylor