Computer Chess Club Archives




Subject: Re: Ruffian 0.76 is still playing incredible strong!

Author: Uri Blass

Date: 05:40:23 09/21/02

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On September 21, 2002 at 08:25:12, Mogens Larsen wrote:

>On September 21, 2002 at 06:56:31, Uri Blass wrote:
>>You think that the value of the forum is only to help the author and if it
>>cannot help him the forum is not of much use.
>Do I now? Interesting ;-). To be exact, I believe that most of the helpful
>advice posted here is worth very little elowise unless you're a novice
>programmer. That's my impression at least (aka. uninformed estimate).

I think that yor estimate is wrong here.
one idea that was posted by Bas Hamastra to do checks in the first plies of the
qsearch and I think it is productive for movei.

This idea is not used in Crafty of today and Bob did not try it.

Another idea by David Omid encouraged me to try R=3 in null move pruning and the
results seem to be better.

 Not thatit
>isn't a decent purpose nonetheless. But it is a fact that authors of commercial
>software are reluctant to contribute, so I don't see why an author of a
>supposedly strong amateur should do it either. That doesn't make sense from a
>competitive viewpoint. Especially if the author has commercial aspirations.

The point is that the claim is that the program is going to be free.
If it is the case then it seems that the author has not commercial aspirations.


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