[R-sig-Geo] processing GPS track data?
dylan.beaudette at gmail.com
Fri Oct 24 01:49:39 CEST 2008
On Thursday 23 October 2008 04:28:59 pm Malin Pinsky wrote:
> Hi all,
> I have a set of GPS track data (in .gpx format now) that I need to
> process, and I'm hoping to use R to do it. I've been using R for a
> number of years now, but this is my first time wading into spatial
> Specifically, I need to:
> 1) Smooth the tracks
> 2) Select random locations along the tracks
> 3) Select segments of the tracks, corresponding to the random locations
> 4) Check for overlap between the segments
> 5) Output the random segments, preserving other track attribute
> data (e.g., timestamps)
> So far, my searches on r-sig-geo have come up negative. Has anyone
> dealt with data like this before? Can someone recommend the
> appropriate packages/functions? PostGIS sounds like it may be another
> option if R doesn't yet have the packages.
> Thanks for your help.
Also-- some tips on iteratively sampling several 'geometries' contained in a
Soil Resource Laboratory
University of California at Davis
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