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Subject: Re: SSDF Rating List 2004-02-25

Author: Frank Quisinsky

Date: 06:49:14 02/26/04

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On February 26, 2004 at 09:21:00, Volker Pittlik wrote:

Hi Volker,

>My opinion is that the above explanation is the easiest to explain Ruffian's
>SSDF rating.

But with this explanation we cann't anything make!
Meaning that such a result must have a reason because a lot of persons have
totaly other Ruffian results. After positions test-suits its quiet clear for me
that Ruffian is stronger with more time (compare to the most other engines).

I am not sure so far!
Ponder problem or not ...
After the Shredder - Ruffian match it seems that can be a reason for the SSDF
results! Maybe the bugs which are fixed by Per-Ola. All is not easy and make it
not easy to test it.

>>In your own tournament Ruffian won in front of Shredder!
>
>Yes, but that is no contradiction at all. Look at the final standing especially
>at the error bars:

I know your results and much other results.
The tournament of Wilhelm, Patrick, Alex, my tournament much other results by
users. Interesting the results by Leo, Leo is playing with ponder = on and the
results are not so good too! In a Patriot tourney I played with Ruffian 1.0.5
and Ruffian made after 64 games only place 9 of 16. I added the results in my
forum. Here I played with ponder!

>   Program          Elo     +       -     Games    Score   Av.Op.   Draws
>min. Rating  max. Rating
>
>1  Ruffian_Leiden  2724     95     107     34      73.50%   2547    35.30%
>2617        2819
>2  Shredder-704    2712     96      88     34      72.10%   2547    44.10%
>2624        2808
>
>I played much less game than the SSDF. According to my results Ruffian's "true
>rating" could be ~200 points better than Shredder's or ~200 points worst.

Sure!
If you see only our results alone!
If you see much other it's normaly not possible!

>More details here: http://www.pittlik.de/fs-twn.html
>
>Volker

Best
Frank



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