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Subject: Re: Fruit 2.1 with and without Delta & Futility pruning compared

Author: M Hurd

Date: 04:55:37 06/24/05

Go up one level in this thread


On June 24, 2005 at 04:44:59, Volker Pittlik wrote:

>On June 23, 2005 at 22:59:14, Aaron Gordon wrote:
>
>>...
>>Fruit v2.1 with no changes:
>...
>>30.0 Fruit 2.1
>...
>
>>Fruit 2.1 with Delta and Futility pruning enabled:
>>
>>33.5 Fruit 2.1
>...
>
>>Not definitive proof of anything, but I think it is starting to show a small
>>trend that delta and futility pruning helps.
>
>I just found Fruit performing a little bit worse with Futility and Delta
>enabled.
>
>Futility and Delta Pruning off:
>
>No. Name             Win Draw Loss Unf.  Score Games       %
>------------------------------------------------------------
>  1 Fruit_21         +37  =26  -37   *0   50.0   100   50.0%
>  2 Shredder8+BT-GS  +37  =26  -37   *0   50.0   100   50.0%
>
>
>Futility and Delta Pruning on:
>
>No. Name             Win Draw Loss Unf.  Score Games       %
>------------------------------------------------------------
>  1 Shredder8+BT-GS  +38  =28  -34   *0   52.0   100   52.0%
>  2 Fruit_21         +34  =28  -38   *0   48.0   100   48.0%
>
>
>But I think the differences are so small that even 1000 games wouldn't give a
>significant result. Up to then I assume that there is no difference.
>
>More details + download:
>http://wbforum.volker-pittlik.name/viewtopic.php?p=13831#13831
>
>Regards
>
>Volker

What time controls are you using ?


Mike



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