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Subject: Re: Cutting down my qsearch

Author: JW de Kort

Date: 06:42:04 04/24/01

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On April 23, 2001 at 06:45:35, Ulrich Tuerke wrote:

>On April 23, 2001 at 05:52:00, JW de Kort wrote:
>
>>Dear friends,
>>
>>I have added a qsearch to my program and as a result the number of nodes in my
>>search has exploded. Sometimes the program searches ten times as much nodes in
>>the qsearch than in the regular search. Can anybody give me some advice on
>>methodes i can use to limit the number of nodes in the qsearch?
>>
>>Thanks in advance.
>>
>>Jan Willem
>
>In case of a capture move resulting in a score still considerably below the
>current value of alpha I cut the line.
>
>Uli


Dear Uli,

does this mean that my program can stop the qsearch if the value after the best
capturing move has been tried is less then alpha. Something like:

score = evaluation values after best move

if score < alpha
    stop qsearch


Thanks in advance



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