Open Mobile Map

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One compelling scenario for the use of GPS enabled phones is support for navigation, eg enabling a user to glance down at the screen of her mobile phone in order to be reassured that she is indeed located where she thinks she is. While service based approaches to support such navigation tasks are becoming increasingly available whereby a user downloads (for a fee) a relevant map of her current area onto her GPS enabled phone, the approach is often far from ideal. Typically, the user is …

raditional paper-based maps are still superior to their dig- ital counterparts used on mobile devices in several ways. They provide high-resolution, large-scale information with zero power consumption. On the other hand digital maps provide personalized and dynamic infor- mation on request, but suffer from small outer scales and low resolutions. In this work we try to combine the advantages of both by using mo- bile camera devices (such as smartphones ore PDA) as a map-referenced magic lens …