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Subject: Re: Aspiration window

Author: Bas Hamstra

Date: 11:43:14 01/21/02

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On January 20, 2002 at 21:48:23, Antonio Dieguez wrote:

>On January 20, 2002 at 20:03:45, Bas Hamstra wrote:
>
>>Using PVS, I don't use an aspiration window for quite a while now. As far as I
>>can see it hardly matters. How is your experience? Data?
>
>hi.
>
>no experience, no data, but it matters a little. and it doesn not hurt. So why
>not using it.
>
>me.

It should matter in quiet positions, right? Well, here is data, opening
position:

Rootwindow <-inf, inf> takes 2404K nodes
Rootwindow <-50, 50> takes 2420K nodes

...to complete 10 ply.

Convince me with data :-) Should be no big deal to do this little test for your
engine? Difference? Other position is also fine.


Best regards,
Bas.








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