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Subject: Re: Why changing machines after 5 games?

Author: Djordje Vidanovic

Date: 02:44:37 05/02/01

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On May 02, 2001 at 03:14:52, Martin Schubert wrote:

>Quote from kasparowchess:
>>Some technical notes sent from match director Professor Enrique Irazoqui:
>>
>>1. Both programs are "Deep" (utilizing dual processors).
>>2. Fritz's NPS (Nodes [roughly positions - ed.] per second) is a little less >than one million, which is slower than the Fritz 6 version everybody is used >to.
>>3. After game five Prof. Irazoqui swapped machines, transferring both programs >and the books with the learning values. [To ensure no advantage, much the way >teams switch sides of the court in most team sports. -ed.]
>>4. Enrique also measured the performance of both machines and found them equal >(0.2% difference).
>>5. He was able to duplicate both programs' moves on a different machine.
>
>Does anybody know a reason for changing the machines after 5 games? If to ensure
>no advantage it should have been after 12 games.
>
>Martin


You brought up an interesting detail that has baffled me too...  Even if he kept
on swapping the machines each 5 games, after twenty games the remaining four
would have been excluded and one of the programs would have used the same
machine for nine consecutive games, right?  Now, why was that?

***  Djordje



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