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QGIS: Calculate NDVI for the Drone Geotiff File
Sometimes you need to calculate the average NDVI for some polygon inside the field. You can do the following in a QGIS program.
- 1.Select “Toggle Editing” (1)
- 2.Select “Add Polygon Feature” (2)
Finish the layer by pressing “Toggle Editing” again and press “Save”.
Select polygon layer (2),
Press “Run” (3).