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Re: [igraph] Finding reciprocal node pairs in medium/large graphs
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From: |
Tamás Nepusz |
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Subject: |
Re: [igraph] Finding reciprocal node pairs in medium/large graphs |
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Date: |
Sat, 16 Feb 2013 23:15:59 +0100 |
> How can I get a list (or vector, or df) containing all of the
> reciprocal node pairs?
See ?is.mutual; e.g.:
> el <- get.edgelist(g)
> el[is.mutual(g), ]
This gives you the subset of the edge list corresponding to mutual edges. If
you are interested in the indices of mutual edges, use which(is.mutual(g))
--
T.