Re: [igraph] Clique percolation method

[Gábor Csárdi]

Vertices and edge are indexed from one in R igraph, since version 0.6,
so you don't need the minus ones.

Gabor

On Tue, Nov 25, 2014 at 5:11 PM, "Manuel J. Zetina-Rejón"
<address@hidden> wrote:
> Hi,
>
> I know there is no future plan to include the CPM in igraph. So I decide to
> run the code in http://igraph.wikidot.com/community-detection-in-r#toc0
>
> However, I’m getting the error message:
> Error in .Call("R_igraph_create", as.numeric(edges) - 1, as.numeric(n),  :
>   At structure_generators.c:84 : Invalid (negative) vertex id, Invalid
> vertex id
> In addition: Warning message:
> In .Call("R_igraph_cliques", graph, as.numeric(min), as.numeric(max),  :
>   At cliques.c:192 :directionality of edges is ignored for directed graphs
>
>
> Any ideas of what is wrong? I’ve tried both directed & undirected graphs,
> also weighted & unweighted and is not running.  I’m using mac.
>
> Thank you!
>
> Manuel
>
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