Isn't this just a variant of assortativity, i.e. assortativity_nominal? http://igraph.org/r/doc/assortativity.html
Gabor On Wed, Oct 7, 2015 at 10:12 AM, Hermann Norpois <hnorp...@gmail.com> wrote: > > I want a matrix (like the degree correlation matrix) with the probabilities > of finding > a node with y-value i and j at the two ends of a randomly selected link. I > guessed that this is somehow similar to a degree correlation matrix but > instead of the node degrees I use the y-values of gg. > > I called it 'degree correlation matrix' because the node values do not rely > on the degrees of the node. > > > Thanks Hermann > > 2015-10-07 10:37 GMT+02:00 Gábor Csárdi <csardi.ga...@gmail.com>: >> >> What is a "degree correlation matrix"? >> >> Gabor >> >> On Wed, Oct 7, 2015 at 9:33 AM, Hermann Norpois <hnorp...@gmail.com> >> wrote: >> > Hello, >> > >> > I want to generate a 'degree correlation matrix' according to node >> > values y >> > that do not rely on the degree of the nodes. >> > My toy example: >> > >> > gg <- erdos.renyi.game (10,0.7) >> > V(gg)$y <- sample (5,10, replace=TRUE) >> > >> > I started with ... >> > edges.gg <- get.edgelist (gg) >> > mat.y <- matrix (V(gg)$y[edges.gg[,1]], V(gg)$y[edges.gg[,2]], >> > nrow=length >> > (V(gg)$y[edges.gg[,1]]), ncol=2) >> > >> > ... to get the combinations of y values that exist in gg but I dont know >> > how >> > to measure the frequencies. And I did not find a tool in igraph to >> > construct >> > such a 'degree correlation matrix'. >> > >> > Has anybody an idea? >> > Thanks >> > Hermann >> > >> > _______________________________________________ >> > igraph-help mailing list >> > igraph-help@nongnu.org >> > https://lists.nongnu.org/mailman/listinfo/igraph-help >> > >> >> _______________________________________________ >> igraph-help mailing list >> igraph-help@nongnu.org >> https://lists.nongnu.org/mailman/listinfo/igraph-help > > > > _______________________________________________ > igraph-help mailing list > igraph-help@nongnu.org > https://lists.nongnu.org/mailman/listinfo/igraph-help > _______________________________________________ igraph-help mailing list igraph-help@nongnu.org https://lists.nongnu.org/mailman/listinfo/igraph-help
