[GRASS-user] Calculating line length over terrain

[Dylan Beaudette]

On Thursday 11 June 2009, Hamish wrote:
> > Falk Grossmann wrote:
> > > My objective is to calculate the length of a line (GPS tracklog) in a
> > > very mountainous terrain. In this case I will need to take into
> > > account the 3D aspect.
>
> be aware this is very much a fractal problem with no true answer.

Here are some examples that may be of interest:

http://casoilresource.lawr.ucdavis.edu/drupal/node/375

Cheers,
Dylan

-- 
Dylan Beaudette
Soil Resource Laboratory
http://casoilresource.lawr.ucdavis.edu/
University of California at Davis
530.754.7341