Plain scalar product
RMsum
is given by
C(x,y) = φ(x) + φ(y).
It is a negative definite function although not a variogram.
RMsum(phi, var, scale, Aniso, proj)
Do not mix up this model with RMplus
.
Martin Schlather, schlather@math.uni-mannheim.de, https://www.wim.uni-mannheim.de/schlather/
RFoptions(seed=0) ## *ANY* simulation will have the random seed 0; set ## RFoptions(seed=NA) to make them all random again
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