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Re: [igraph] igraph-help Digest, Vol 79, Issue 19


From: Tamás Nepusz
Subject: Re: [igraph] igraph-help Digest, Vol 79, Issue 19
Date: Fri, 22 Feb 2013 22:01:44 +0100

> I also want to know is there any way to obtain the exponent element of graphs 
> generated by Barabasi model or not?
Yes, there is -- look it up in the paper of Barabasi and Albert ;) In theory, 
the model generates networks where the degree distribution is a power-law with 
gamma=3. There is a function called power.law.fit in igraph which you can use 
to find out the actual exponent, but it's gonna fluctuate a bit due to 
finite-size effects.

-- 
T.




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