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Subject: Re: "unintended features" very funny ;-) NT

Author: Uri Blass

Date: 02:52:47 08/15/03

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On August 15, 2003 at 05:17:09, Sune Fischer wrote:

>On August 15, 2003 at 03:02:22, Johan de Koning wrote:
>
>>On August 14, 2003 at 03:33:14, Georg v. Zimmermann wrote:
>>
>>>nt
>>
>>Thanks for appreciating my choice of words. :-)
>>There is however more to it than just fun, I wanted to avoid the B-word.
>>
>>Bug: a piece of code that does not do what the programer intended.
>>UF : a piece of code that does exactly what the programmer intended.
>>
>>... Johan
>
>I understand you point, but I think the price is too high.

I do not know if the price is too high.

>
>Clearing TTs makes the engine, IMO, significantly weaker at short time controls.
>It is simply too expensive to throw away the little information the engine has
>collected, and the fraction of a second the clearing itself takes is no small
>handicap (guess there are tricks to speed this up? :).

Yes
You can use small tablebases for short time control.

Movei simply does not clear hash tables at very fast time control and starts to
clear them only if it has enough time relative to hash tables.

Uri



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