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Subject: Re: Clear hash question

Author: Pham Minh Tri

Date: 15:22:24 12/05/01

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On December 05, 2001 at 09:52:15, Slater Wold wrote:

>On December 05, 2001 at 08:28:38, Jonas Cohonas wrote:
>
>>When an engine hash the option to clear hash, how will it affect it's play in
>>eng eng matches?
>>How does it work basically?
>>
>>Regards
>>Jonas
>
>It's kind of a rule, you never want to clear hash in a game.

I think, after a series of games (without reloading engine), clear hash may help
to reduce the chance of hash collisions. It is specially true if the engine does
not use 64 bit hashkey or store some special values.

>
>And another rule is, you want to clear hash when, say, you're looking at a test
>suite.
>
>DJ7 has it pretty much for convience I think.



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