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Subject: Re: I wonder: how strong is triple brain Shredder?

Author: Shep

Date: 03:45:19 10/19/00

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On October 19, 2000 at 05:17:30, Jouni Uski wrote:

>"The sensational result of the constant development over many years by Stefan
>Meyer-Kahlen: Whilst
>                   two engines compute in parallel, the TRIPLE BRAIN module
>decides, which move is selected as the
>                   best. A mind blowing break-through in the history of chess
>programming!"
>
>This is quote from Millennuim page. If normal Shredder is already 100 points
>over Fritz6a, this must be damn strong!

Some points about this:

1) It is doubtful if Shredder is really 100 points stronger than F6a.
2) If two engines compute in parallel, they will only run at 1/2 the speed of a
single engine (on a dual system, this also holds if the single engine is capable
of using both CPUs). This will make both of them weaker by about 30 points.
3) It is highly important by which criteria the TripleBrain module selects the
final move.

Suppose you have engines A and B at 2600 points. By 2), they will effectively
run at 2570 points. Now how effective does 3) have to be to yield this 30 ELO
deficit, let alone improve the overall performance beyond 2600?

This is not so clear, so no reason to get too excited in advance. :)

---
Shep





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