Re: [R] help finding edge connecting two nodes

2012-10-19 Thread Gábor Csárdi
On Fri, Oct 19, 2012 at 2:50 PM, Dhaval Adjodah wrote: [...] > Your way works best! Another way I found from stackoverflow (see the post > at > http://stackoverflow.com/questions/12964332/igraph-edge-between-two-vertices/12980550#12980550) > was > to convert the graph into an adjacency matrix and

Re: [R] help finding edge connecting two nodes

2012-10-19 Thread Rui Barradas
Hello, You should give a reproducible example showing us what you have tried, with an example dataset. Try the following. # A graph I've just drawn v <- c(1,2,1,3,1,4,2,5,2,4,3,5,3,6,5,7,5,8,5,10,6,8,6,10,7,8,7,9,8,9) g <- graph(v, directed = FALSE) plot(g, layout=layout.fruchterman.reingold)

[R] help finding edge connecting two nodes

2012-10-18 Thread dha...@mit.edu
I'm new to R and igraph and I was wondering if anybody can help me with the following. I want to find the edge weight between two vertices in a graph. My graph structure is defined by the normal ego (node1), alter (node2) and the weight of the edge between them. I know that I can get the weight f