Author: Ian Aston
Date: 10:35:02 11/23/01
Go up one level in this thread
On November 22, 2001 at 22:02:43, Christophe Theron wrote:
>On November 22, 2001 at 17:22:14, Ian Aston wrote:
>
>>On November 22, 2001 at 16:10:08, Roy Eassa wrote:
>>
>>>A score of over 71% for Junior 7 is quite impressive, especially over an engine
>>>that's quite new and has done quite well in tournaments.
>>
>>This represents a difference of about 160 elo points and the error margins allow
>>for such a difference. Junior 7 may be quite strong but no way is it 160 points
>>stronger than Shredder 5.32. I think the only thing you can deduce from 33 games
>>is that almost any score is possible from two strong engines.
>>
>>IA
>>
>>>
>>>Does anybody know of similar domination between two top engines in recent years?
>
>
>
>The result of the match suggests that Junior7 is 147 elo points above Shredder
>with an error margin of +/-63 points if you want 90% confidence.
I used elostat for my figures which gives 95% confidence for the error bars.
Program Elo + - Games Score
1 Junior 7 : 2679 99 135 33 71.2 %
2 Shredder 5.32 : 2521 135 99 33 28.8 %
>
>You still have 10% chances that the error margin is bigger than 63 elo points.
>So don't bet your life on this.
I wouldn't bet my life on anything I said. :)
IA
>
>
>
> Christophe
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