Re: [igraph] graph.knn in R weighted vs unweighted

[Tamás Nepusz]

> When running graph.knn there is no difference both in the knn and the knnk 
> values comparing:
> graph.knn(graph, weights=NULL)
> and
> graph.knn(graph)
> Am I loosing something?

I think both versions give you the weighted variant. If you have a "weight" 
attribute and want to ignore the weights, try specifying a uniform weight 
vector:

graph.knn(graph, weights=rep(1, ecount(graph))

T.