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Subject: Re: Crafty time handling problem?

Author: Michael Fuhrmann

Date: 16:34:37 12/20/01

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On December 20, 2001 at 14:44:18, Robert Hyatt wrote:

>On December 20, 2001 at 14:07:28, David Rasmussen wrote:
>
>>On December 20, 2001 at 13:38:02, Robert Hyatt wrote:
>>
>>>On December 20, 2001 at 07:17:31, Jouni Uski wrote:
>>>
>>>>When I play Crafty 18.10 against Yace under Winboard 4.2.3 with 60 moves in
>>>>1 or 3 minutes, in almost all games Crafty seems to lose from time (Winboard
>>>>says flag fell)? Actually it's only matter of may be fraction of second, but
>>>>still...
>>>>Has others noticed that? I remember Bob said Crafty never loses on time, but
>>>>here it does...
>>>>(I play with ponder off)
>>>  ^^^^^^^^^^^^^^^^^^^^^^
>>>
>>>What more can I say?  :)
>>>
>>
>>Why would playing with ponder off make the program lose on time?? I don't see
>>the relation at all.
>>
>>/David
>
>
>Because it _assumes_ it will save time here and there by "pondering" correctly
>and it adjusts the time target for each move based on this assumption.  But
>the assumption is _wrong_ since it isn't pondering at all.  The time allocation
>for ponder=off simply needs more tuning.  But I don't _ever_ play serious games
>with ponder=off so I never test or tune for that...

Still, when using just one machine to play comp-comp games under winboard, isn't
it advisable to have pondering off?




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