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Subject: Re: If Quiescence is entered in check...

Author: Stuart Cracraft

Date: 15:44:08 09/05/04

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On September 05, 2004 at 17:37:05, Uri Blass wrote:

>On September 05, 2004 at 17:02:19, Stuart Cracraft wrote:
>
>>Hi Uri,
>>
>>The result before, with quiescence calling main search with depth=1
>>if quiescence is entered in check:
>>
>>**** 6.79/28.10 79% 238/300 249.14 73882192 246274/1/296554 0/870213/1477262/517
>>893/17740646/101795
>>
>>The result if quiescence just does the search itself:
>>
>>**** 7.04/17.52 72% 216/300 260.43 72459680 241532/1/278229 0/542677/1438068/602
>>049/29312072/2159
>>
>>There is much in the main search (extensions, null move, hashing) that is not
>>in the quiescence and those techniques are a big benefit for the former method
>>for me.
>>
>>Stuart
>
>I do not believe it and you probably have a bug in your new qsearch.
>
>I use no hash in the qsearch but first check in the qsearch was a clear
>advantage for me in the qsearch was an advantage for me.
>
>I can add that I get 282/300 in less than one second on WAC with P1000.
>I used wacnew and I wonder if you used a different test.

I do not know about wacnew. Can you post a copy?

>
>For example I wonder if you have bm Qxa8 d6 dxe6 g3 for position 31

I don't have g3!!!!

>
>
>Here are results of movei in the first positions(number of nodes to solve the
>position because time is not interesting:
>position 1  2106 nodes
>position 2  not solved
>position 3  1215 nodes
>position 4  105 nodes
>position 5  47 nodes
>position 6  105 nodes
>position 7  175 nodes
>position 8  335 nodes
>position 9  86 nodes
>position 10 89 nodes
>position 11 191 nodes
>position 12 65 nodes
>position 13 117 nodes
>position 14 142 nodes
>position 15 74 nodes
>position 16 393 nodes
>position 17 387 nodes
>position 18 2548 nodes
>position 19 449 nodes
>position 20 113 nodes
>position 21 11308 nodes
>position 22 426 nodes
>position 23 15377 nodes
>position 24 264 nodes
>position 25 112 nodes
>position 26 341 nodes
>position 27 212 nodes
>position 28 131 nodes
>position 29 7506 nodes
>position 30 21064 nodes
>position 31 59 nodes

Stuart




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