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Subject: Re: next deep blue

Author: Amir Ban

Date: 14:28:08 01/21/00

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On January 21, 2000 at 10:50:16, Albert Silver wrote:

>On January 21, 2000 at 09:51:26, Tom Kerrigan wrote:
>
>>On January 21, 2000 at 09:33:22, Robert Hyatt wrote:
>>>I don't think there is any doubt.  But it will likely be at _least_ another
>>>10 years and probably longer.
>>
>>You said earlier that the DB team discovered glaring holes in the evaluation
>>functions of PC programs. Glaring enough that a seriously retarded version of DB
>>could still whomp on them.
>>
>>So my question is, why doesn't FHH make a PC program with this ueber-function?
>>It wouldn't be much work for him, and the cost is zero. Okay, it would run
>>significantly slower in software than it does in hardware, but if the function
>>is THAT much better, it would still be a win. He could throw in null move and
>>probably achieve partiy.
>>
>>I think this is a real no-brainer, and the only reason he hasn't done it already
>>is possibly because the evaluation function isn't all that it's cracked up to
>>be.
>>
>>-Tom
>
>It could also be that the 'patches' for the eval function would be to taxing on
>a PC system. How expensive would certain things like the x-ray effect of pieces
>be? You know, lining up a rook-rook-queen battery behind pieces and pawns for
>devastating effect, or pawn-bishop-queen. I once proposed this to a programmer,
>suggesting values for who controlled a square through this battery effect (even
>though the piece at the end would be quite a distance from the controlled
>square). The idea was to speed up certain tactics this way, and the positional
>understanding of the program on who had better square/space control. When I was
>told this was too costly, I realized that systems that had super hardware
>offered possibilities one could only dream of with PCs. I have no doubt that DB
>probably had MANY such dreams implemented.
>

If they did they would show up in DB and DBjr games, and made a difference. If
they didn't show up in the games, then they must not have been very important.

Amir


>                                       Albert Silver



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