Thank you very much! *Laís Bohrer Mozzaquattro Bacharel em Ciências Biológicas, ênfase em Gestão Ambiental Marinha e Costeira Mestranda em Ecologia - UFRGS*
2013/10/9 Gábor Csárdi <[email protected]> > Hi, e.g. > > E(forqueta.ligeiro)$weight <- rowSums(custos, na.rm=TRUE) > > or you can create the graph with edge weight in the first place, from a > data frame, using graph.data.frame(). See > > ?"igraph-package" > ?graph.data.frame > ?set.edge.attribute > ?E > > for details. > > Gabor > > > > > On Wed, Oct 9, 2013 at 2:22 PM, Laís Mozzaquattro > <[email protected]>wrote: > >> I'm new in igraph and R and i'm having some trouble to add weights is >> edges on a graph that I created. The only way that I found to do it is by >> adding it one by one, like this: >> >> forqueta.ligeiro[1,2,attr="weight"]<-sum(custos[1,],na.rm=T) >> forqueta.ligeiro[2,3,attr="weight"]<-sum(custos[2,],na.rm=T) >> forqueta.ligeiro[3,4,attr="weight"]<-sum(custos[3,],na.rm=T) >> >> and so on... >> >> My problem is that I have a big graph, with at least 90 edges, and I want >> to know if there's a more automatic way to do it, like inserting a vector >> with all my weight on the edges of a graph. >> >> Thank you! >> >> *Laís Bohrer Mozzaquattro >> ** >> * >> >> _______________________________________________ >> 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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