[Talk-GB] trunk roads

[Caroline Ford]

On Wed, 2007-03-28 at 19:45 +0100, Andy Allan wrote:
> On 3/28/07, OJW <streetmap at blibbleblobble.co.uk> wrote:
> > On Wednesday 28 March 2007 09:34, Richard Fairhurst wrote:
> > > I'd love to see average_speed=n, derived from real-world GPS data as
> > > collected by OSM users.
> >
> > The roads would all be speed=18mph if they averaged our GPS tracklogs, given
> > how many people use bikes to do mapping...
> 
> I reckon you could get a multi-hump speed distribution, and work out
> which peak was walking, cycling and driving (although detecting
> cyclists weaving past stationary traffic would be tricky!) Massive
> amounts of open data will eventually find their way into the hands of
> someone very clever, and they'll figure it out I'm sure.
> 
> Andy
You'd need time of day data too. There are probably too many variables
for the amount of data we have (currently)

Caroline