[R-sig-eco] Erros in Procrust function

Jari Oksanen jari.oksanen at oulu.fi
Wed Feb 16 21:08:36 CET 2011


On 16/02/11 21:33 PM, "Diogo B. Provete" <dbprovete at gmail.com> wrote:

> Dear all,
> I have two species by site matrices that I´d like to test for community
> concordance. All the needed previous steps to use the protest function in
> the vegan package are OK. But when I run the following command:
> 
> protest(scordcacomA, scordcacomB, scores = "sites", permutations =
> 10000)->comAcomB
> 
> I receive that error message: Error in crospord(X, Y), arguments not
> compatible.
>
Usually this error means that arguments are not compatible. Normally they
have different numbers of rows. What do you get from dim(scores(scordcacomA,
dis = "sit")) and dim(scores(scordcacomB, dis="sit"))?

Cheers, Jari Oksanen



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