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[igraph] neighbors at distance 2

From: Simone Gabbriellini
Subject: [igraph] neighbors at distance 2
Date: Thu, 25 Nov 2010 01:43:54 +0100

Dear list,

I would like to find the neighbors at distance 2 only... 

I know that I can retrieve all nodes not farther than 2 with neighborhood(); is 
there a simple way to get rid the neighbors at distance 1?


Il giorno 24/nov/2010, alle ore 19.34, Tamas Nepusz ha scritto:

>> I am wondering how to extract the average degree of neighbors for all the 
>> nodes in my network. 
>> [...]
>> I am trying with the neighbors() function, but I cannot understand how to 
>> extract neighbors. My aim is to plot the degree of a node vs. the average 
>> degree of its neighbors, which should be a visual way to show assortativity, 
>> if I get it correctly.
> Have you checked the graph.knn() function in the R interface? It seems to do 
> exactly what you would like to do.
> -- 
> Tamas
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