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

Author: Odd Gunnar Malin

Date: 04:25:05 09/12/04

Go up one level in this thread


On September 12, 2004 at 05:46:21, Ed Schröder 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
>>
>>                                        Albert
>
>
>Let me clarify.
>
>[Time Control = 125]            * 125
>[Time Control Status = PB ONLY] * ALWAYS|PB ONLY
>
>First of all "PB ONLY" stands for "Permanent Brain Only". Meaning that the 25%
>increase of time management is only active when using the Permanent Brain (PB).
>If you want the option to be active in (say) regular eng-eng matches where the
>PB is off by default then set the switch to ALWAYS.
>
>I don't know how you have tested but if the 2 matches were without PB you have
>played with indentical settings.
>
>The switch is there because I think that increasing the time control works when
>the PB is active and doesn't work very well when it is not.
>
>As you see testing is hell.
>
>My best,
>
>Ed

One additional question about the timecontrol (command).

When playing in Winboard or Arena the gui send this 5'+3 timecontrol as:
level 0 5 3
The Chesspartner gui send it as
setlevel 5 300 3

In a sudden death game it will always get the right time to finish (with the
'time' comand) but if ProDeo (rebel) doesn't interprete the level command it
would never know that this is a game with increment and therby have a chanse to
add some time to its timemanagement.

So do you interprete both tre 'level' and the 'setlevel' command.

Odd Gunnar
(Using the adapter it will send the level as in the Chesspartner setup)



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