Implement MapAxis.upsample() and MapAxis.downsample() methods #2130
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This PR includes the following changes:
MapAxis.upsample()
andMapAxis.downsample()
methodsaxis
argument toWcsGeom.upsample()
andWcsGeom.downsample()
axis
argument toWcsNDMap.upsample()
andWcsNDMap.downsample()
The use case is for example the evaluation of background models or diffuse model using oversampling in the energy axis, instead of integration. The
geom
is oversampled in the given axis, before the evaluation, then the data is put into a new map and the new map is downsampled again.