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Subject: Re: Works with Scopio Bitbases now

Author: Dann Corbit

Date: 10:37:50 12/02/05

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On December 02, 2005 at 07:47:52, George Tsavdaris wrote:

>On December 02, 2005 at 07:11:26, Ryan B. wrote:
>
>>On December 02, 2005 at 07:06:53, George Tsavdaris wrote:
>>
>>>On December 02, 2005 at 06:46:07, Ryan B. wrote:
>>>
>>>>They can be download in the Scorpio download section at
>>>>http://wbec-ridderkerk.nl/index.html
>>>>
>>>>Just put the bitbases in the egbb folder.
>>>
>>>What are these bitbases? I know they are endgame tablebases but for how many
>>>pieces is the downloaded RAR file?
>>
>>4 pieces so far.  5 piece bitbases are planed in the future.
>
>And something more: Are bitbases used during the search also or only when the
>position occurs......?

Bitbases are much smaller than tablebase files and can be loaded into memory.
Therefore, there is a very, very small cost for a probe compared to EGTB.

>Also is there any tool to generate them.........?

Yes.  I do not know if it is public yet.  Daniel is also writing an EGTB
generator.



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