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Subject: Re: Pro Deo at Blitz: re-examined

Author: Ed Schröder

Date: 09:36:22 09/12/04

Go up one level in this thread


On September 12, 2004 at 10:07:04, Albert Silver wrote:

>On September 12, 2004 at 00:52:49, Kurt Utzinger wrote:
>
>>On September 11, 2004 at 23:12:46, Albert Silver wrote:
>>
>>>One of the common seen comments on Pro Deo is that it is a poor blitz player.
>>>I've seen this comment in several Computer Chess forums. However, one can't help
>>>but notice how unusually quickly it plays compared to the time it has alloted,
>>>no matter what the time control. At the Pro Deo parameter page
>>>(http://members.home.nl/matador/engine.htm) there is a switch that allows one to
>>>have Pro Deo play faster or slower on average:
>>>
>>>[Time Control ? 125]            * 125
>>>[Time Control Status ? PB ONLY] * ALWAYS|PB ONLY
>>>
>>>(to activate, one must replace the '?' with '=')
>>>
>>>I ran 2 blitz matches using the Nunn 2 set with Pro Deo playing against Ruffian
>>>1.05 at 5 mins + 3 sec increment, in one set using the default settings
>>>(September 1st) and in the other using the time control parameter. The only
>>>other change I made was to turn off all learning (position, engine, book) so as
>>>to be sure the conditions were identical. It's not conclusive but it is very
>>>interesting, as 80 games were played in all.
>>>
>>>Conditions: Athlon 2400XP+, 32 MB hash, Arena 1.08 GUI, pondering off.
>>>
>>>Without Time Control setting: Pro Deo lost 16 - 24 to Ruffian 1.05
>>>
>>>With the Time Control setting (at 125): Pro Deo *won* 20.5 - 19.5
>>>
>>
>>
>>
>>     Hi Albert
>>     Indeed interesting. To verify if the above has not been reached
>>     by accident you should run some further matches to compare
>>     I think. The usage of time is a very important matter and
>>     if this could be improved with Pro Deo this would of course
>>     be a benefit to Ed Schröder's engine.
>>     Kurt
>
>
>I am doing exactly that. As Ed mentioned, it must also be set at ALWAYS and not
>PB ONLY. I am currently running an identical set of matches against Aristarch
>4.5.
>
>                                        Albert

No.

I advice the (default) PB ONLY setting.

http://www.talkchess.com/forums/1/message.html?387349

Ed





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