Top "Igraph" questions

igraph is a free software package for creating and manipulating large undirected and directed graphs.

igraph axes xlim ylim plot incorrectly

if I make a graph g: g <- read.table(text=" A B W 1 55 3 2 55 5 3 99 6 ",header=TRUE) library(igraph) g &…

r plot igraph
Subset igraph graph by label

I am trying to subset a igraph graph by an edge characteristics (like its label). In the reproducible example I …

r igraph
R: igraph, community detection, edge.betweenness method, count/list members of each community?

I've a relatively large graph with Vertices: 524 Edges: 1125, of real world transactions. The edges are directed and have a weight (…

r igraph modularity
Error in python-igraph 'module' object has no attribute 'Graph'

I have installed igraph on Pycharm for Windows. import igraph yields no errors. import igraph print igraph.__version__ yields: 0.1.5. import …

python import pycharm igraph
remove unconnected nodes R igraph or ggnet

I have a symmetric matrix that represent degree of connections among actors. I would like to cancel out the vertex …

r igraph ggnetwork
igraph: how to use add_edges when there are attributes?

What if I need to create a graph in igraph and add a bunch of edges, but the edges have …

python igraph
igraph package in r: edge labels are overlapping

I am working with the igraph package in R to visualise network flows. library(igraph) # Example Data: b <- …

r plot igraph
Show only specific labels on network graph using igraph in R

I'm trying to plot a graph that only displays the labels for certain vertices. In this case, I want to …

r igraph network-analysis
changing the spacing between vertices in iGraph in R

Suppose I want to make a plot with the following data: pairs <- c(1, 2, 2, 3, 2, 4, 2, 5, 2, 6, 2, 7, 2, 8, 2, 9, 2, 10, 2, 11, 4, 14, 4, 15, 6, 13, 6, 19, 6, 28, 6, 36, 7, 16, 7, 23, 7, 26, 7, 33, 7, 39, 7, 43, 8, 35, 8, 40, 9, 21, 9, 22, 9, 25, 9, 27, 9, 33, 9, 38, 10, 12, 10, 18, 10, 20, 10, 32, 10, 34, 10, 37, 10, 44, 10, 45, 10, 46, 11, 17, 11, 24, 11, 29, 11, 30, 11, 31, 11, 33, 11, 41, 11, 42, 11, 47, 14, 50, 14, 52, 14, 54, 14, 55, 14, 56, 14, 57, 14, 58, 14, 59, 14, 60, 14, 61, 15, 48, 15, 49, 15, 51, 15, 53, 15, 62, 15, 63) g <- graph( pairs ) …

r plot igraph
get connected components using igraph in R

I would like to find all the connected components of a graph where the components have more than one element. …

r graph igraph connected-components