Auch ohne GPS lässt sich in Städten die Position eines mobilen Gerätes genau genug bestimmen, um den Besitzer zum nächsten Kino, Supermarkt oder Rendezvous zu führen - ganz ohne spezielle Hardware.
Use CellSpotting to find information for the place you are at!, and even better you can help and give information to others about places you know! CellSpotting is a Collaborate Location Based service built by its users.
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W. jen Hsu, T. Spyropoulos, K. Psounis, and A. Helmy. Proceedings of the IEEE INFOCOM 2007 - 26th IEEE International Conference on Computer Communications, page 758--766. Washington, DC, USA, IEEE Computer Society, (2007)
F. Schmid. Proceedings of the 4. Internat. Symposium on Location Based Services & TeleCartography, 0, Department of Land Surveying & Geo-Informatics, HongKong Polytechnic University; HongKong, (2007)
F. Schmid. Seventh IEEE International Conference on Data Mining Workshops (ICDMW 2007), 0, page 655-660. IEEE Computer Society; Los Alamitos, CA, USA, (2007)
F. Schmid. Proceedings of the 4. Internat. Symposium on Location Based Services & TeleCartography, 0, Department of Land Surveying & Geo-Informatics, HongKong Polytechnic University; HongKong, (2007)