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Subject: Re: The Ruffian test after 43 games by each engine

Author: George Tsavdaris

Date: 13:13:03 03/02/04

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On March 01, 2004 at 20:37:00, Peter Skinner wrote:

>On March 01, 2004 at 15:10:56, Dann Corbit wrote:
>
>>
>> # Name              1    2    3    4    5    6    7    8    9   10   11   12
>>13   14   Score   Buch  Sommb
>>-------------------------------------------------------------------------------------------------------------
>> 1 Ruffian_202    **** =1=  01=  =01  =10  0==1 1=0  11=1 111  111  11=  1110
>>0=1  1=11  30.0/43 882.5 595.50
>> 2 Ruffian_105    =0=  **** 1=0  ===  ==1  =11  1111 111  1010 001= =01  =10
>>1111 111   29.0/43 892.5 574.00
>> 3 Ruffian_210    10=  0=1  **** 1=0  =001 ==0  011= 110  1=11 0001 110  1=1
>>111  111   26.5/43 910.0 526.25
>> 4 Ruffian_101    =10  ===  0=1  **** ===  00=  1=1  101= 101  0101 1110 111
>>01=1 101   26.0/43 898.5 524.75
>
>This is almost bang on with the results that I have attained. Version 1.0.1 in
>my testing finished ahead of 2.1.0 by only a half point. So those two just
>flopped in our testing.
>
>My games we G/15 and G/30. It seems that Ruffian 1.0.5 and 2.0.2 are just about
>equal in strength and 1.0.1 and 2.1.0 are equal in strength.
>
>I read a post on another forum the other day where someone did some more in
>depth testing is came to the conclusion that it is possible that 1.0.1 has been
>optimized and renamed 2.1.0 and the same goes for 2.0.2 and 1.0.5.

Mmm... interesting. I would search a little about this.

>
>If you take certain test positions and analyze them with the two similiar
>versions almost 99% of the time the same variation happens. If there was a
>"huge" strength improvement like some would have us believe that would not be
>the case.
>
>Unfortunately the post was removed as the administrator felt the post was
>attacking the author or accusing his of fraud. While the poster probably was,
>there is a hint that this is exactly what could have happened.
>
>Statistics do not lie...

Yes but statistics on the above tournament don't say that Ruffian 1.01 ~=
Ruffian 2.1.0  and  Ruffian 1.05 ~= Ruffian 2.0.2.

>
>Peter



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