Re: [igraph] Calculating weighted betweeness ? Missing something in documentation ?

[Gábor Csárdi]

Hi,

On Mon, May 21, 2012 at 8:15 AM, address@hidden
<address@hidden> wrote:
> Hi,
>
> I was trying out the development version 0.6 from
> http://code.google.com/p/igraph/downloads/list
>
> How is actually weighted betweenness implemented ? I would like to know what
> I am calculating, and its not in the documentation.
> How weights are used ?

weighted shortest paths are used instead of unweighted shortest paths.

Gabor

> To my knownledge there is a paper "Node centrality in weighted networks:
> Generalizing degree and shortest paths" by Tore Opsahl et al. Social
> Networks 32 (2010) 245–251, explaining how weighted betweenness can be
> calculated with a tuning parameter alpha, giving more important either to
> path length or to weights.
>
> How is that implemented in R ? Is that the same measure that is implemented
> in igraph ?
>
> Thanks
>
>
> _______________________________________________
> igraph-help mailing list
> address@hidden
> https://lists.nongnu.org/mailman/listinfo/igraph-help
>



-- 
Gabor Csardi <address@hidden>     MTA KFKI RMKI