[OSM-talk] my cycling speed from gps traces
Paul Johnson
baloo at ursamundi.org
Thu Jun 11 02:44:59 BST 2009
simon at mungewell.org wrote:
>> 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.
Depends; some of us just collect GPS data just in case one particular
trip goes someplace poorly traced. That being said, slow-biased speed
data is probably better than fast-biased speed data, if only to take
into account traffic.
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