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Subject: Re: some questions about chess programs and money

Author: Uri Blass

Date: 05:18:20 04/09/03

Go up one level in this thread


On April 09, 2003 at 08:09:02, Uri Blass wrote:

>On April 09, 2003 at 08:01:34, Vincent Diepeveen wrote:
>
>>On April 09, 2003 at 07:49:04, Uri Blass wrote:
>>
>>>On April 09, 2003 at 07:16:17, Vincent Diepeveen wrote:
>>>
>>>>On April 08, 2003 at 19:57:47, Uri Blass wrote:
>>>>
>>>>>On April 08, 2003 at 19:43:26, Vincent Diepeveen wrote:
>>>>>
>>>>>>On April 08, 2003 at 02:32:48, Uri Blass wrote:
>>>>>>
>>>>>>Most people still kick on fritz because of its high node counts but they are not
>>>>>>aware that other programs outsearch it bigtime, where it is clear that their
>>>>>>marketing slogan was 'learning by search' is completely outdated because of
>>>>>>that.
>>>>>
>>>>>No
>>>>>
>>>>>In this case they could stop buy Fritz because Fritz searched more nodes per
>>>>>second in the past.
>>>>>
>>>>>ruffian is a fast searcher relative to Fritz.
>>>>>
>>>>>You always believed in evaluation and not in search.
>>>>>I wonder what happened to your opinion.
>>>>
>>>>DIEP focuses upon evaluation, nothing is changed there. An extra ply doesn't
>>>>matter as much as a better eval. Always said that. And guessing that my opinion
>>>>would change there is a complete nonsense thing of course.
>>>>
>>>>Yet it is clear that when diep releasedate 1 august 2003 with a 10 ply search
>>>>plays against diep release date 1 august 2003 with a 14 ply search, that the
>>>>latter makes a bigger chance.
>>>>
>>>>In short, what happened to chessbase slogan: Learn through search?
>>>
>>>How many customers buy Fritz because of this slogan?
>>>I believe that most of the customers even do not know of this slogan.
>>>
>>>I think that customers buy Fritz because they considered it to be the best
>>>program or one of the best and not because of search.
>>>
>>>The fact that Fritz leads the ssdf most of the time is a better reason for them
>>>to buy it.
>>>
>>>You are the one who claim that Ruffian is 100 elo better than Fritz because of
>>>search and not because of evaluation.
>>>
>>>I believe that you are wrong.
>>
>>you misread me as always. what an idiot. i said ruffian is IMHO 100 points
>>better when both play under equal conditions (both a random book without
>>learning).
>
>These are exactly the conditions that mike Byrne use.

I can add that you could see that I meant to games with the same
book and no learning based on the end of the post

I did not mention the books because I thought that it was clear that I do not
mean giving one program advantage of a better book or learning.

I also admit that part of the advantage of Fritz relative to
Ruffian in the ssdf is because of learning and this is the reason that I
believe that Fritz8.0.0.8 is only 50 elo better than Ruffian

Based on the ssdf old Fritz(Deep Fritz7 is 89 elo better than Ruffian)
and Fritz8 is probably better than Deep Fritz7 on one processor(I believe mark
young about it) so I guess difference of more than 100 elo in the ssdf list.

Uri



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