Re: [igraph] Obtaining communities and modularity index for an undirected graph

[Giuseppe G.]

Hi Gabor, thanks a lot, you are indeed correct, the initial network in 
the example I provided is composed of 6 components with no connections, 
so that explains it.Thanks!
G

On 21/05/12 18:51, Gábor Csárdi wrote:

> This can happen if your original input graph is not connected, i.e. it
> has multiple components. If it does not, then this is probably the
> sign of an error, either in your code, or in ours.
>
> Gabor



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