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Re: [igraph] errors using power.law.fit

From: Gábor Csárdi
Subject: Re: [igraph] errors using power.law.fit
Date: Tue, 16 Nov 2010 11:32:26 +0100

On Tue, Nov 16, 2010 at 11:28 AM, Tamas Nepusz <address@hidden> wrote:
>> Which is quite surprising, because there is no exact formula for
>> discrete data AFAIK.
> Correction: no, they don't calculate alpha directly, they just simply
> try every possible alpha with some granularity in a given range,
> calculate the likelihood, and then choose the alpha which yields the
> maximal likelihood.

Well, then this is an optimization algorithm after all, a quite rude one. :)


Gabor Csardi <address@hidden>     UNIL DGM

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