Questions tagged [thin-plate-splines]

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2
votes
2answers
274 views

Calculate accuracy of georeferencing

I'm working on georeferencing old maps for archaeological purpose. Of course, colonial maps all do have some degree of transformation needed. But sometimes a specific region is well mapped while the ...
8
votes
1answer
251 views

ogr2ogr TPS spline method creates progressive error

I am trying to adjust a shapefile using ogr2ogr spline transformation with cmd commands like: C:\OSGeo4W64\bin\ogr2ogr.exe -f "ESRI Shapefile" C:\path\output.shp -tps --optfile C:\path\gcp.txt C:\...
2
votes
0answers
205 views

failed gdal script from QGIS Georeferencer using Thin Plate Spline (TPS)

I'm trying to georeference a photo using QGIS Georeferencer plugin (this is an oblique photograph. I know I should be using a proper georectification routine, but my current work now is just to simply ...
5
votes
1answer
887 views

Cross-validation of TPS and kriging outputs from the fields package in R

I am looking for existing package or functions that will allow me to cross-validate multiple outputs of Thin plate spline (TPS) and Kriging from the fields package. Does anyone know of any available ...