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Subject: Re: Pondering

Author: Dave Gomboc

Date: 20:58:06 04/23/99

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On April 23, 1999 at 16:19:17, KarinsDad wrote:

>On April 23, 1999 at 14:43:33, José de Jesús García Ruvalcaba wrote:
>
>[snip]
>>
>>	And even more interesting would be a comp-human match with adjournments!
>>Imagine the machine analyising for 18 hours and the human (I am thinking of a
>>grandmaster) working with her/his team of analysts.
>>	Most programs should be modified to handle adjournments; because when you
>>adjourn a game there is always the other player's turn for your perspective. I
>>think current programs choose a move to "ponder" on when it is the opponents
>>turn, and that would be disastrous if the opponent actually makes another move
>>(imagine wasting 18 hours of computer time).
>>
>
>My program is being written to not only ponder on the PV, but also on other
>extremely likely responses. So effectively, it is almost like it changes sides
>to move and has a PV, but it also saves other moves and their PVs (and some of
>their more likely subPVs) so as to minimize "recalculating nodes" when the
>opponent chooses a move other than the PV.
>
>I do not know how other programs handle pondering.
>
>KarinsDad :)

Is this some sort of best-first ponder search, then? :)

Dave



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