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Subject: Re: Frustrated with history and SEE

Author: Robert Hyatt

Date: 10:21:20 01/31/03

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On January 31, 2003 at 02:02:14, Nathan Thom wrote:

>Hi all. First of all, why the hell put a reset button under this form?
>arrrggghhh!!!! just deleted everything i typed. Shorter version:
>
>Ive been implementing history and SEE recently, but they seem to increase the
>number of nodes searched due to worse move ordering. The engine currently has:
>- basic alpha beta iterative deepening
>- hash tables and hash moves
>- gen captures and try before generating non captures
>- no q search yet
>
>Can anyone suggest what i can look for to see why it doesnt perform as expected?


Try them one at a time.  If SEE makes your tree bigger you have a bug to find,
as
better order of capturing moves reduces the size of the tree.



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