Thanks for your answer! I think you are right, maybe our network is not actually mixed... in which case I'm taking the correct steps.
We are going to give a little more thought to this. Thanks! *Emanuel López* CENIT Callao 353, 3er piso B 1022 Buenos Aires - Argentina (5411) 4373-3714 / 5199-6393 www.fund-cenit.org.ar 2014-03-23 21:45 GMT-03:00 Gábor Csárdi <[email protected]>: > Hi, I would not call this a mixed graph. In a mixed graph you can have > directed and undirected edges, and an undirected edge is not equivalent to > a pair of mutual directed edges. > > As for your question about trouble, for any measure you calculate, you > need to think about whether it makes sense for your graph. If you have > specific questions, let us know. > > Gabor > > > On Sun, Mar 23, 2014 at 8:17 PM, Emanuel Lopez > <[email protected]>wrote: > >> Hi everyone, and thank you in advance for your help. >> >> I'm working with a social network where the links represent different >> kinds of "knowledge transfers". Whithin these, there are flows that we >> consider as undirected by definition, or actually mutually directed between >> two nodes, such us "joint R&D"; and there are other ties where knowledge >> flows goes only in one direction, "training" for example. >> >> So we have a kind of "mixed graph" that in principle can not be handled >> by igraph, >> but I am looking for the best way to emulate this mixed network with the >> package. >> >> The first idea that comes to my mind is to represent undirected links as >> composed by two ties between the two nodes involved, so for example an >> undirected link between A and B would be represented by A->B & B->A. In the >> case of directed links, we just record the one tie that exist. >> >> Can you see any trouble with this approach? Are there better ways to >> emulate mixed graphs with igraph? >> >> Thanks for your help! >> >> *Emanuel López* >> CENIT >> Callao 353, 3er piso B >> 1022 Buenos Aires - Argentina >> (5411) 4373-3714 / 5199-6393 >> www.fund-cenit.org.ar >> >> _______________________________________________ >> igraph-help mailing list >> [email protected] >> https://lists.nongnu.org/mailman/listinfo/igraph-help >> >> > > _______________________________________________ > igraph-help mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/igraph-help > >
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