[R-sig-ME] Spatial structure in hurdle glmmTMB

[Mollie Brooks]

Hi Máire, 

It sounds like you found a bug. Thank you for the easily repeatable example. 

Would you like to file an issue on GutHub, or should I?
https://github.com/glmmTMB/glmmTMB/issues

cheers,
Mollie

> On 22Apr 2020, at 15:48, KIRKLAND, MAIRE E. <maire.kirkland using durham.ac.uk> wrote:
> 
> Hi all,
> 
> I am trying to use the glmmTMB package (version 1.1.0) to run a hurdle model that includes a spatial covariance structure. However, when I try to include spatial information in the zero-inflated part of the model I get an error. 
> 
> Here is a reproducible example with the error message that I receive: 
> 
> library(glmmTMB)
> 
> d <- data.frame(count = as.vector(Salamanders$count),
>                mined = as.vector(Salamanders$mined),
>                x = as.vector(row(Salamanders)),
>                y = as.vector(col(Salamanders)))
> 
> d$pos <- numFactor(scale(d$x), scale(d$y))
> d$ID <- factor(rep(1, nrow(d)))
> 
> m <- glmmTMB(count ~ mined + mat(pos + 0 | ID), 
>                zi = ~., 
>                family = truncated_poisson, data = d
> )
> 
> "Error in Reduce(addForm0, list(...)) : object 'mined' not found” 
> 
> Is there a way of including a spatial structure in both parts of the hurdle model?
> 
> Any help would be much appreciated!
> 
> Máire
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