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Subject: Re: using bayselo versus elostat; error estimates differ

Author: Joseph Ciarrochi

Date: 21:43:53 02/03/06

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Interesting. The error estimates seem to be larger for bayeselo. Was it using a
different confidence interval (e.g., +-99%)?



On February 04, 2006 at 00:12:17, Kirill Kryukov wrote:

>On February 03, 2006 at 22:53:56, Joseph Ciarrochi wrote:
>
>>bayeselo generates numbers that are quite different, in scale, from those
>>generated by elostat (e.g, cegt ratings). Is their anyway to make the scale the
>>same?
>
>Bayeselo has "scale" command, which is doing just that. That is, if you really
>mean the scale difference. If you want to shift the whole rating list up or
>down, it is done with "offset" command in Bayeselo.
>
>>Also, has anybody done a comparison of the two rating systems (bayelo versus
>>elostat). Are their big differences?
>
>I was using both programs for CEGT and other tourneys for some while now, and
>Bayeselo gives more consistent and stable ratings, in my feeling. Bayeselo
>homepage has also some explanation about how it compares with ELOstat. Bayeselo
>is particularly good with strange or extreme cases, and big rating differences.
>
>The last CEGT list that I constructed (obsolete by now) contains ratings by both
>Bayeselo and ELOstat:
>http://kd.lab.nig.ac.jp/chess/cegt/rating-table-all-hidden.shtml
>
>Best,
>Kirill



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