Author: Christophe Theron
Date: 22:33:44 01/16/01
Go up one level in this thread
On January 15, 2001 at 08:46:51, Bas Hamstra wrote:
>On January 13, 2001 at 13:37:12, Christophe Theron wrote:
>
>>On January 13, 2001 at 01:10:26, Bas Hamstra wrote:
>>
>>>On January 12, 2001 at 23:05:23, Christophe Theron wrote:
>>>
>>>>On January 12, 2001 at 22:08:50, Bas Hamstra wrote:
>>>>
>>>>>I don't know if it useful to compare nodes this way. My first PV at depth=10
>>>>>comes in the order of nodes of GT, but then it switches 4 times, to end at a4 at
>>>>>22M nodes. I might be that GT was lucky to not have those expensive PV switches.
>>>>>
>>>>>Bas.
>>>>
>>>>
>>>>
>>>>It is true that you need to measure the number of nodes to reach a given ply
>>>>depth on a number of typical positions before you can say which program is the
>>>>most selective.
>>>>
>>>>However I can tell you in advance that you will (probably) discover that Chess
>>>>Tiger and Gambit Tiger are extremely selective. And the next versions will be
>>>>even more selective.
>>>>
>>>>
>>>>
>>>> Christophe
>>>
>>>No, no, don't do that! That's the way to promoting a pawn at move 216. Watching
>>>grass grow is far more interesting. Do you really want to score 55.1% at SSDF in
>>>stead on 54.93%? In stead of fireworks?
>>>
>>>Slightly worried,
>>>Bas.
>>
>>The tree analyzed by Chess Tiger or Gambit Tiger in a typical middlegame
>>position is probably 10.000 to 100.000 times bigger than the one a GM would
>>analyze in the same position.
>>
>>Do you find this satisfying? I don't.
>
>I don't know. But what I do know is that I like Comet, Diep and TheKing,
>programs that play nice and pure attacking chess and I really hate more or less
>the rest of the programs, that try to get in the endgame as fast as possible to
>promote a pawn. I hate them totally utterly double when they win a high
>percentage of games with such anti chess. GT is not like that of course, but
>it's no attack artist either. If you could choose between a more pure and
>attractive playing style or win more games with an ugly style, what would you
>choose?
>
>
>Bas.
I have already shown with Gambit Tiger that what I'm trying to do is a stronger
program with a much more attractive playing style.
I guess it answers, more or less, your question...
Christophe
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