igraph-help
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [igraph] community detection


From: Gábor Csárdi
Subject: Re: [igraph] community detection
Date: Wed, 15 Aug 2012 12:30:10 -0400

On Wed, Aug 15, 2012 at 10:58 AM, Sam Steingold <address@hidden> wrote:
> Hi Gábor,
>
>> * Gábor Csárdi <address@hidden> [2012-08-14 11:39:07 -0400]:
>>
>> the spinglass methos has a resolution parameter (called gamma), so
>> tuning that should give you different results. Try to increase it from
>> the default 1. Hopefully spinglass won't take too long to run on your
>> data.
>
> increasing it (even to 100) only gives me 25 communities with a very
> uneven distribution of members:

Because you set the maximum number of communities (=spins argument) to
25 (the default).

Gabor

>    1    2    3    4    5    6    7    8    9   10   11   12   13   14   15   
> 16
>  269  234  252  241  136   67  135  165  631  139   29   82  250    1  377  
> 318
>   17   18   19   20   21   22   23   24   25
>  575   51   61  115  171  168 1762  518  208
>
> (for a highly pruned graph with v=6955 e=214234)
>
> I actually have vertex weights in addition to edge weights; is there a
> community detection algorithm which would try to make total community
> weights approximately the same?
>
> --
> Sam Steingold (http://sds.podval.org/) on Ubuntu 12.04 (precise) X 
> 11.0.11103000
> http://www.childpsy.net/ http://dhimmi.com http://ffii.org http://memri.org
> http://camera.org http://www.memritv.org http://pmw.org.il
> Do not tell me what to do and I will not tell you where to go.
>
> _______________________________________________
> igraph-help mailing list
> address@hidden
> https://lists.nongnu.org/mailman/listinfo/igraph-help



-- 
Gabor Csardi <address@hidden>     MTA KFKI RMKI



reply via email to

[Prev in Thread] Current Thread [Next in Thread]