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Subject: Re: New SSDF list

Author: Dave Gomboc

Date: 04:50:10 12/07/99

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On December 07, 1999 at 06:16:17, Vincent Diepeveen wrote:

>On December 05, 1999 at 20:33:46, Dave Gomboc wrote:
>
>>On December 05, 1999 at 20:03:59, Vincent Diepeveen wrote:
>>
>>>On December 05, 1999 at 13:30:52, Albert Silver wrote:
>>>
>>>>On December 05, 1999 at 12:49:48, Christophe Theron wrote:
>>>>
>>>>>On November 30, 1999 at 01:32:41, Dave Gomboc wrote:
>>>>>
>>>>>>On November 29, 1999 at 09:10:26, Albert Silver wrote:
>>>>>>
>>>>>>>Guadeloupe isn't exactly a hotbed for strong chess players. I'm not sure how
>>>>>>>much he can learn from such games.
>>>>>>>
>>>>>>>                                    Albert Silver
>>>>>>
>>>>>>I must concur, but am also compelled to comment that Christophe's war chest of
>>>>>>386s isn't exactly a hotbed of speed either. :)
>>>>>>
>>>>>>Dave
>>>>>
>>>>>
>>>>>That's exactly the point. Using a 386sx-20MHz again and again against players
>>>>>that understand where the weaknesses of the program are is a terrible test,
>>>>>believe me.
>>>>>
>>>>>For years, they wanted to play against Chess Tiger because it was fun to beat
>>>>>"the" computer.
>>>>>
>>>>>Tiger had no learning, and usually the same player tried to play the same
>>>>>unsound king attack over and over until he won. Usually it took several trials
>>>>>because the human player would do a tactical mistake. I did not prevent them
>>>>>from doing so.
>>>>>
>>>>>I have learned a lot with this.
>>>>>
>>>>>
>>>>>
>>>>>    Christophe
>>>>
>>>>I understand, and this brings to mind Ed's comment sometime ago in which he
>>>>explained how hard it was nowadays to see where and when Rebel was improving or
>>>>not, simply due to the depth and strength of the program. Naturally, it is much
>>>>easier to see what it is doing wrong at 6-7 plies than 11-12, nevertheless the
>>>>difference between a 2000 rated player and an GM rated 2500 is not merely one of
>>>>depth of calculation. Naturally, the GM is calculating far deeper, but there is
>>>>more involved. Suppose your program is getting 6-7 plies in a long game on your
>>>>386 and as such you have really maximized the knowledge and performance
>>>>according to what you have available. All the same, there are probably certain
>>>>things that simply cannot be done on a 386 that could be implemented on a more
>>>>powerful computer, because that more powerful computer has an edge that goes
>>>>beyond merely doing the same thing the 386 does but faster. This is why it is
>>>>impossible to properly compare programs like DB or Cray Blitz with other PC
>>>>programs. That is why comments like "if Hiarcs ran on a Cray it would be
>>>>stronger than Cray Blitz" have no meaning, as the program is inseparable from
>>>>the hardware. I think that as hardware develops, new things are possible in
>>>>programs that weren't possible in the past, but at the same time these newer
>>>>generation programs won't be retro-compatible, because what they do is only
>>>>possible with this new hardware.
>>>
>>>I'm seeing a big piece of crap here already refuted by De Groot
>>>many tens of years ago.
>>>
>>>He investigated the difference between what we would call now
>>>2200 players and international masters,
>>>however at standards of these times it woudl be a comparision
>>>between IMs and GMs
>>>
>>>One of the questions of the investigation was:
>>>Do GMs see deeper?
>>>
>>>Answer: NO
>>>
>>>Do GMs calculate more lines?
>>>
>>>Answer: NO
>>>
>>>Please read some older JICCA's as well.
>>>to get JICCA: herik@cs.unimaas.nl and herik@cs.rulimburg.nl
>>>
>>>One of those email adresses is valid i forgot which one.
>>>
>>>
>>>>                                     Albert Silver
>>
>>De Groot said this in 1965, but I've also read in more recent books that GMs
>>_do_ calculate deeper than lesser players *when the position requires it*.
>>So the issue is not completely clear-cut.
>
>let's not copare beginners with beginners, but let's compare GMs with
>masterclass players.
>
>I'm sure that i see deeper and analyze more moves than someone
>who just starts chess. That's not an issue.
>
>Compare the right guys with the right guys!

My memory -- which isn't infallible -- suggests to me that GM Soltis made this
comment about the difference between GMs and national masters.

Dave



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