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QGIS is a cross-platform GIS application licensed under the GNU General Public License.

1 vote
0 answers
34 views

Quantifying error on georeferenced aerial imagery

I georeferenced historical aerial imagery of a coastal area to estimate the size of oil sheens on the surface of the ocean. The control points I used were on land (street intersections, buildings, etc …
ploman's user avatar
  • 113
1 vote
0 answers
64 views

DEMs not displayed properly in 3D in ArcScene and QGIS

I am only loading one at a time to provide perspective views, and have tried in ArcScene 10.5 and QGIS 3. I have tried reprojecting, but nothing has worked. …
ploman's user avatar
  • 113