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Subject: Re: Threat extensions

Author: Daniel Shawul

Date: 23:45:17 09/27/04

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On September 27, 2004 at 10:15:32, Stuart Cracraft wrote:

>On September 27, 2004 at 02:15:42, Daniel Shawul wrote:
>
>>On September 27, 2004 at 01:03:39, Sergei S. Markoff wrote:
>>
>>>>Sergei -- when you refer to the leaf and pre-leaf we assume you
>>>>mean depth == 0 and depth == 1 respectively. Please correct this
>>>>if we are wrong.
>>>
>>>You're right. The main idea is to decrease rate of cases in which after threat
>>>we're going into quiescence with it's null move. Pre-leaf (depth==1) nodes are
>>>important because it's preferable to detect threat chains.
>>
>>after reading what you and tord wrote some time ago on this extesnion,
>>i tried it. First time i did for the whole big depths and it slowed down
>>my search considerably. then i restrained it to depth < 2*UNITDEPTH
>>and it is working fine now.
>>
>>Another thing i tried is , i search the "mate threat mov



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