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Subject: Re: improvement in least number of moves

Author: Andrew Williams

Date: 04:50:05 03/24/00

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On March 24, 2000 at 07:18:44, leonid wrote:

>On March 23, 2000 at 13:08:51, John Coffey wrote:
>
>>Does interative deepening insure that a program will pick the fastest
>>improvement?  I.e. if a program can improve its position by .1 pawn in 3 moves,
>>how do I know that it won't choose a .1 improvement in 5 moves instead?
>>
>>John Coffey
>
>What is the interactive deepening?
>
>Thanks,
>Leonid.

I think he means "iterative deepening". Instead of starting out by trying to
search a position to depth 6, you do a depth 1 search then a depth 2 search
then depth 3 etc. This has two advantages: (a) It is quicker. (b) It gives
you something sensible to play if you run out of time.

Andrew



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