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Subject: Re: Chess pc program on super computer

Author: Uri Blass

Date: 10:44:50 08/06/05

Go up one level in this thread


On August 06, 2005 at 09:19:48, Arturo Ochoa wrote:

>On August 06, 2005 at 03:07:59, Uri Blass wrote:
>
>>On August 05, 2005 at 20:20:57, Arturo Ochoa wrote:
>>
>>>On August 05, 2005 at 17:42:17, Uri Blass wrote:
>>>
>>>>On August 05, 2005 at 14:40:53, Vincent Diepeveen wrote:
>>>>
>>>>>On August 05, 2005 at 12:04:43, Uri Blass wrote:
>>>>>
>>>>>>On August 05, 2005 at 11:40:26, Vincent Diepeveen wrote:
>>>>>>
>>>>>>>On August 05, 2005 at 11:03:10, Uri Blass wrote:
>>>>>>>
>>>>>>>>On August 05, 2005 at 07:40:55, Vincent Diepeveen wrote:
>>>>>>>>
>>>>>>>>>On August 04, 2005 at 13:38:16, Robert Hyatt wrote:
>>>>>>>>>
>>>>>>>>>>On August 04, 2005 at 07:49:10, Vincent Diepeveen wrote:
>>>>>>>>>>
>>>>>>>>>>>On August 04, 2005 at 07:15:02, Engin Üstün wrote:
>>>>>>>>>>>
>>>>>>>>>>>>what is about the intelligence of the program? i mean the knowledge of the
>>>>>>>>>>>>program ?
>>>>>>>>>>>
>>>>>>>>>>>Well the competition in that respect has been closed already,
>>>>>>>>>>>as diep has more chessevaluation knowledge than any other program.
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>That ought to be worth a "post of the year" award.  "the competition is closed".
>>>>>>>>>> :)  Just like the question "can a cluster be used to play chess?"  The answer
>>>>>>>>>>was (at first) "No, I can proof that the latencies are too high and the speedup
>>>>>>>>>>can't be > 1.0".  It was later "yes, everyone else has tried and failed, but
>>>>>>>>>>Diep can use a cluster now."
>>>>>>>>>>
>>>>>>>>>>that gets _so_ old to continually read such crap.
>>>>>>>>>>
>>>>>>>>>>Why is it that the program "with more chessevaluation knowledge than any other
>>>>>>>>>>program" can't win a major tournament with the regularity of the inferior
>>>>>>>>>>programs like Shredder and Junior?
>>>>>>>>>>
>>>>>>>>>>Go figure...
>>>>>>>>>
>>>>>>>>>Are you suggesting that Shredder has less evaluation knowledge than Crafty?
>>>>>>>>>
>>>>>>>>>Go away.
>>>>>>>>
>>>>>>>>No
>>>>>>>>
>>>>>>>>Bob Hyatt never said that Crafty has more knowledge.
>>>>>>>>>
>>>>>>>>>Shredder has *way* more than you realize.
>>>>>>>>>Junior9 has way way more knowledge than older versions.
>>>>>>>>>
>>>>>>>>>The proof is obvious that chessknowledge works.
>>>>>>>>
>>>>>>>>Bob never said that chess knowledge does not work.
>>>>>>>>
>>>>>>>>Uri
>>>>>>>
>>>>>>>By the way, has your 2000 line evaluation function "enough to get world
>>>>>>>champion" already finished?
>>>>>>>
>>>>>>>Vincent
>>>>>>
>>>>>>No but I think that fruit's evaluation with better search and good book is
>>>>>>enough to win the world championship.
>>>>>>
>>>>>>How many lines are in fruit2.1's evaluation?
>>>>>>
>>>>>>Fruit eval.cpp has a less than 2000 lines
>>>>>>There are functions like piece_attack_king not  in eval.cpp but on the other
>>>>>>side there are empty lines and asserts and comments in eval.cpp so I am not sure
>>>>>>if Fruit's evaluation is more than 2000 lines.
>>>>>>
>>>>>>Uri
>>>>>
>>>>>What happened to all your complaining in the 2004 world championship about
>>>>>others having superior hardware (the reason you gave why Movei lost from Diep,
>>>>>remember?). Fruit is single cpu.
>>>>
>>>>I admit that Fruit is simply better than Movei.
>>>>
>>>>About the game against Diep the tactical mistake that costed the game is a
>>>>mistake that movei could avoid with better hardware.
>>>>
>>>>I am not sure what result Movei could do with better hardware against Diep but
>>>>Diep could not win easily.
>>>>
>>>>>
>>>>>Crafty is quad opteron dual core, so is diep (quad opteron dual core 1.8Ghz
>>>>>sponsor: www.hotels.nl ), shredder quad opteron dual core 2.2Ghz minimum
>>>>>(transtec) and probably Junior (HP) be too.
>>>>>
>>>>>Did you forget all your "superior hardware always wins" complaints in 2004?
>>>>>
>>>>>Vincent
>>>>
>>>>I do not say that better hardware always win but I am almost sure that Movei
>>>>could score better with better hardware(for example it had good chances for a
>>>>draw against Crafty and in WBEC Movei beated Crafty in the match between them)
>>>>
>>>>I also think that there are good chances that movei could avoid the loss against
>>>>isichess with better hardware and the mistake that costed it the game could be
>>>>prevented with searching one ply deeper.
>>>>
>>>>Uri
>>>
>>>
>>>There are two facts: Diep beated you in WCC2004 and Zappa beated you in CCT7 in
>>>a easy way. The rest is mere cheap excuses typical from your Pre-WCCC frustrated
>>>non participation.
>>>
>>>I only read this message. Not time to argue your nonsense for now.
>>>
>>>Arturo.
>>>
>>>PD: I was the booker for this engines in those Tournaments.
>>
>>I responded to vincent and I did not talk about the game against zappa and I do
>>not understand why you mention it.
>>
>>I also wrote nothing against you in my posts.
>>It is a fact that Movei could avoid the losing mistake with searching one ply
>>deeper against diep and that better hardware could help it to get one ply deeper
>>in the relevant position(probably hardware that is 1.5 times faster was enough
>>for it).
>>It is not something personal against you.
>
>It is not a fact because It did not happen.
>
>The fact is Movei made an awful mistake. Sooner or later it would make other
>mistake like this, so the result was going to be the same thing.

It is possible that you are right that later it could make another losing
mistake and I do not know it.

It is a fact that when I analyzed the game I found that movei could play a
better move with searching one ply deeper because analyzing the game later is
something that happened.

Uri



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