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## Re: [igraph] calculating centrality separately for each connected compon

**From**: |
Tamás Nepusz |

**Subject**: |
Re: [igraph] calculating centrality separately for each connected component |

**Date**: |
Tue, 10 May 2011 22:52:40 +0200 |

>* I thought of a workaround though which would be helpful to me in its own *
>* right. Due to the way the data was connected, there are no large connected *
>* components. Therefore, if I can run functions like alpha.centrality() and *
>* bonpow() separately on each connected component my system should be able to *
>* handle it without crashing. Even if this results in a slightly different *
>* measure, I don't think the difference is substantively important.*
>* *
>* Given that I'm starting with a giant igraph object, how should I proceed?*
decompose.graph() gives you a list of graph objects, one for each connected
component of the original graph. You can also use the min.vertices argument to
specify the minimum number of vertices in a component.
--
Tamas