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Pedestrian Navigation Using Mobile Devices

Pedestrian Navigation Using Mobile Devices. Georeferencing Photographs of Publicly Posted Maps. Overview. Introduction Why would local maps help? R elate a photo to the real world? Related work Discussion. Introduction. Mobile devices with GPS and camera are popular

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Pedestrian Navigation Using Mobile Devices

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  1. Pedestrian Navigation Using Mobile Devices GeoreferencingPhotographs ofPublicly Posted Maps

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

  3. 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

  4. Why would local maps help? Google Maps TomTom Photo of Map

  5. Let’s take a closer look… Google Maps TomTom Photo of Map

  6. Relate a photo to the real world? • Related Work • Two Point Entry • Smart Align • Proposed by this project • GPS Tracks

  7. Two Point Entry

  8. Smart Align

  9. GPS Tracks

  10. 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.

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