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Subject: Re: A note about Rybka's "speed" and variation display

Author: Gian-Carlo Pascutto

Date: 04:53:56 12/05/05

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On December 05, 2005 at 07:43:48, Daniel Shawul wrote:

>On December 05, 2005 at 07:19:25, Gian-Carlo Pascutto wrote:
>
>>It seems to me that Rybka's seemingly slow speed is caused by not counting
>>quiescent nodes as search nodes.
>>
>>You can observe that Rybka's nodes per second drops dramatically in positions
>>where there are lot of forced check sequences.
>>
>>I am actually pretty sure of this because of 2 reasons:
>>
>>1) it never displays the parts of the variation coming out of the quiescent
>>search
>>2) it can solve mates with an unrealistically small nodecount
>>
>>--
>>GCP
>
> What if it doesnot have qsearch. It might be using sofisticated SEE.

SEE doesn't solve mate in x problems.

--
GCP

• Re: A note about Rybka's "speed" and variation display Günther Simon 05:52:07 12/05/05
  • Re: A note about Rybka's "speed" and variation display Gian-Carlo Pascutto 05:53:36 12/05/05
• Re: A note about Rybka's "speed" and variation display Daniel Shawul 04:57:01 12/05/05
  • Re: A note about Rybka's "speed" and variation display Gian-Carlo Pascutto 05:02:16 12/05/05

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