Author: Christophe Theron
Date: 10:00:39 01/27/00
Go up one level in this thread
On January 27, 2000 at 00:06:19, Dave Gomboc wrote:
>On January 25, 2000 at 21:26:19, Christophe Theron wrote:
>
>>On January 25, 2000 at 13:33:36, Dave Gomboc wrote:
>>
>>>It seems weird to me that when Ed Schroder says Rebel does better without
>>>null-move than with it, people believe it, but people criticize the DB team for
>>>not using it (e.g. from your text above: "by not using a good, known pruning
>>>system...").
>>
>>If the DB team did not have enough time, they could simply take the null move
>>algorithm because there is documentation available on it.
>>
>>However null move is not the final say. Rebel does very well with ANOTHER
>>pruning system. Junior does very well with ANOTHER pruning system as well. And
>>there are other programs that do fine without null move, one of which I know
>>very well.
>
>Yes, and DB does very well with ANOTHER pruning system too. What's your point?
>
>Dave
My point is that they claimed that they did not use one. Several of us, looking
at the apparent branching factor shown in the DB log files, have doubts about
this.
Christophe
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