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gaussian
2012 Sep 26
0
RV: problems for making grids from lmer models
...uot; function from RASTER package and the RSAGA functionalities, but always I have the same error: "Error in object$xlevels : $ operator not defined for this S4 class".
I think the problem comes from the slot (@) used in lme4 for values derived from fitted models. In other mixed models (gausssian) from nlme package, the slots are $ and the "predict" function works fine. How do you think can I solve this problem?' Is there any other function or package to make grid maps from fitted glmer models?
These are the command lines and error message:
fitted_glmer_geo<-predict(gri...