[OSM-talk] putting GPS units in taxis

Russ Nelson russ at cloudmade.com
Mon Jun 15 18:03:40 BST 2009


On Jun 15, 2009, at 6:03 AM, David Earl wrote:

> The problem about doing this is that like the other similar  
> initiatives
> that have been tried before (couriers in London for example), it  
> doesn't
> actually advance things that much because it doesn't gather the  
> crucial
> street name and number information.


But it does tell us several other things: routability and speed.  Here  
in the US, we have the tiger data, which is 90% correct.  Trouble is  
that we don't know WHICH 90% is the correct 90%.  GPS tracks will tell  
us a lot.

--
Russ Nelson - http://community.cloudmade.com/blog - http://wiki.openstreetmap.org/wiki/User:RussNelson
russ at cloudmade.com - Twitter: Russ_OSM - http://openstreetmap.org/user/RussNelson





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