Hi,
create a factor and supply it in the 'types' argument. E.g.
g <- graph.ring(10)
types <- rep(c("odd", "even"), length.out=vcount(g))
assortativity.nominal(g, factor(types))
# [1] -1
Just make sure that the order of the factor corresponds to the order of
your vertices.
Gabor
On Mon, May 13, 2013 at 4:17 AM, Renuka Hodigere <[email protected]> wrote:
> Hello,
>
> I would like to get the degree of assortativity in a network based on
> certain categorical attributes of the nodes e.g. nodes in the network have
> various attributes like sex, profession, education etc. I would like to
> know to what extent the network is assortative based on these attributes.
>
> I tied using the assortativity.nominal function in igraph but I am not
> sure where I should specify the nominal variable in the script.
>
> Thanks in advance for the help.
>
> Regards,
>
> renuka
>
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>
--
Gabor Csardi <[email protected]> MTA KFKI RMKI
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