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AndrewKvalheim/GPS trace processing.md

Last active November 14, 2021 03:33
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GPS trace processing.md

  1. Remove waypoints and imprecise points with GPSBabel:

    gpsbabel \
  -i 'gpx' -f 'original/2021-08-23T21-35-41Z Mary Avenue Trail.gpx' \
  -x 'nuketypes,waypoints' \
  -x 'discard,hdop=2' \
  -o 'gpx' -F '/tmp/2021-08-23T21-35-41Z Mary Avenue Trail.gpx'

  2. Remove redundant points with gpx reduce:

    gpx_reduce \
  --dist '0.50' \
  --maxsep '2' \
  --bend '2' \
  --out 'filtered/2021-08-23T21-35-41Z Mary Avenue Trail.gpx' \
  '/tmp/2021-08-23T21-35-41Z Mary Avenue Trail.gpx'

  3. Remove clusters with GpsPrune.

  4. Upload to OpenStreetMap:

    https://www.openstreetmap.org/user/Andrew%20Kvalheim/traces/3798764

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