[Openstreetmap] Finding roads in a cluster of GPS points

Petter Reinholdtsen pere at hungry.com
Tue Nov 23 17:15:43 GMT 2004


[Matt Amos]
> i'm wary of using any sort of raster method to help trace our vector
> data, after all; the gps points are vector-based and the final
> routes are vector-based. placing a raster method in between just
> reduces the accuracy of the final vector data to the raster pixel
> size.

The initial data is also raster data.  The GPS data have limited
resolution, so the values are actually already locked to a given
raster dimension. :)

It might be a good method to use to get an initial suggestion about
roads and lines in the map.




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