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

Author: Uri Blass

Date: 16:07:16 09/05/04

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On September 05, 2004 at 18:58:52, Stuart Cracraft wrote:

>On September 05, 2004 at 18:44:08, Stuart Cracraft wrote:
>
>>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
>
>Is movei commercial? Do you share code?

Not commercial but I also not sharing the code.

Uri



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