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Subject: Re: Dr. Hyatt: Does Crafty 19.6 have more knowledge than preceding versi

Author: Ralph Stoesser

Date: 16:56:10 12/07/03

Go up one level in this thread


On December 07, 2003 at 10:22:47, Robert Hyatt wrote:

>On December 07, 2003 at 03:21:17, Luis Smith wrote:
>
>>>Yes, this is a continual process...
>>>
>>>But 19.6 is no different than 19.5 except for NUMA support...
>>
>>How do you improve upon a program which has so many things?  Obviously you can
>>improve on strength, but Crafty already has most or all of the well known
>>techniques in them.
>>
>>So the question is I guess, what is on your to-do list?  What can we expect from
>>Crafty in the future?
>
>
>
>After I finish the Linux-NUMA stuff, it's back to the two usual things
>that need work:
>
>1.  evaluation.  There are still things that are either missing, not implemented
>very cleanly, or need tuning.

I really think it must be a pain for a human being to write a chess evaluator
AND to adjust the many weights manually. Have you ever tried an automated way of
parameter (weight) tuning? Have you ever tried playing around with ANN's for
crafty's evaluation weights?

Best,
Ralph

>
>2.  search.  There are still things that are untried here as well, from forward
>pruning to better extension tuning or new extensions, not to mention possible
>changes to the q-search which is now very simple-minded.



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