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x_glm
2009 Aug 21
2
using loglog link in VGAM or creating loglog link for GLM
...patience to step me through the process, or
refer me to the relevant information, I would be very grateful.
2) Using the loglog function in VGAM:
I tried fitting the model: m<- vglm(Y~X,
family=binomialff(link="loglog"), data = d) but I get the following
error? Error in lm.fit(X_vlm, z_vlm, ...) : NA/NaN/Inf in foreign
function call (arg 4) In addition: Warning message:In log(log(theta))
: NaNs produced?.
If I run the same model using cloglog as the link, I get a result that
looks like the result I get using cloglog in GLM. This is a bad fit
for my data, however, as I...