Author: Christophe Theron
Date: 16:15:16 02/04/00
Go up one level in this thread
On February 04, 2000 at 18:25:11, Bertil Eklund wrote:
>On February 04, 2000 at 15:54:47, Christophe Theron wrote:
>
>>On February 04, 2000 at 13:15:18, Didzis Cirulis wrote:
>>
>>>
>>>>Hi Didzis,
>>>> Can you tell me the difference between this
>>>>Chess Tiger 12.0f and the one at Enriques Cadaques
>>>>tourney 12.0e.? Is it the changes NSEW=1 and MoreSel=1?
>>>>
>>>>Also is 16 mb hash enough for Junior 6 at 1 hour/game?.
>>>>
>>>>Thanks for posting the games!.
>>>>Thanks.
>>>
>>>Hi Sarah,
>>>
>>>First of all let me say that my testing method is not for those of us who have
>>>several fast computers for their games. I have one 200MMX only.
>>>
>>>Both programs are put in equally bad, but constant, conditions. This way I can
>>>see if a new program's version does better compared to previous (in my testing
>>>environment). The point is to see program's "effectiveness/given time". Let me
>>>explain this one a bit. In my games every program is given 60 minutes for a
>>>game. There is no hope for additional time as permanent brain is off. Now, if
>>>program has a good score at this constant time, there is a good reason to
>>>believe that it will be better at any level with PB ON as a successfully guessed
>>>move would mean an additional time. More time + higher "effectiveness/given
>>>time" = good hope for a win.
>>>
>>>Returning to Junior I would say it is strong. A very strong and solid program.
>>>When I run a couple of test matches among the top ChessBase engines, Junior was
>>>one of the best engines and one that was giving a hard time to Fritz 6a. My
>>>previous games of Junior 6 (not 6a) vs Tiger 12.0e went equal, both in score and
>>>observation. I have no data for any conclusive statements, but I like the way
>>>this new 12.0f plays.
>>>
>>>About 16 MB I would say that it is difficult to give both programs more RAM on a
>>>64 RAM computer. Swapping is not allowed :-). Even in this situation there may
>>>occur some seconds long swapping, especially if both programs use tablebases. A
>>>tipical example would be Junior vs Chess Tal.
>>>
>>>Well... I have answered more then you have asked! :-) Sorry about that.
>>>
>>>And yes, you are right. That Tiger 12.0f = 12.0e + NSEW=1 and MoreSel=1.
>>>
>>>Have a great chess!
>>>
>>>Didzis
>>
>>
>>Let me clarify this a little bit. Chess Tiger 12.0f is not what you say.
>>
>>Chess Tiger 12.0f is exactly the same engine as 12.0e (which is the commercially
>>released engine), but 12.0f is able to adjust its hash table size automatically
>>depending on the computer you use and the time controls to play.
>>
>>So regarding playing strength, 12.0e (commercial) = 12.0f
>>
>>Both versions can be enhanced by setting this is the CT.INI file:
>> NSEW=1
>> MoreSel=1
>>
>>
>>
>> Christophe
>
>Hi!
>
>Why do you think (believe) these settings are better? How did you came to that
>conclusion?
>
>Bertil
It is the result of a very long and serious (scientific) testing procedure. It
took several weeks to come to this conclusion.
I can still be wrong, but most probably these settings are OK.
It is highly improbable anyway that they would weaken my program.
Christophe
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