2009/6/10 <si...@mungewell.org>: > >> Imagine if we scale this OSM and filter gps traces collected by cars, we >> have an empirical data on the average traffic speed. > > Unfortunately the GPS traces will be 'slow biased' as we all slow/stop to > take pictures of post boxes etc. > >> >> Somebody please code this. > > I presume you did your plot in Gnuplot or the like. > > Did you find this yet? > http://code.google.com/p/wherewasi/wiki/WhereWasi_Gui > > Python code could be extended to colour code the track depending on > speed/elevation. > JOSM can also display the speed in your own gpx-tracks (change prefs. to do so).
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