You can access gdal_grid from qgis. (Raster menu). Use the moving average
If it's not there, you may need to modify the gdal command line by pressing
the yellow pencil.
> Le 10 nov. 2016 à 17:48, Giacomo Fontanelli-2 [via OSGeo.org]
> <ml-node+s1560n5295232...@n6.nabble.com> a écrit :
> down vote
> I have a vector layer with points located on a regular square grid of 2Km.
> The layer has a column with a numeric value (crop yield) for each point.
> I would like to resample the vector to a grid of 1Km, and the new points
> should have the crop yield value represented by the average of the 4 points
> I would like o use QGis.
> Thank you for your suggestions
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