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Subject: Re: Chess pc program on super computer

Author: Uri Blass

Date: 20:57:41 08/06/05

Go up one level in this thread


On August 06, 2005 at 21:06:12, Arturo Ochoa wrote:

>On August 06, 2005 at 19:43:46, Uri Blass wrote:
>
>>On August 06, 2005 at 14:22:30, Vincent Diepeveen wrote:
>>
>>>On August 06, 2005 at 13:44:50, Uri Blass wrote:
>>>
>>>>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
>>>
>>>You probably didn't see it, but i didn't comment in the idiocy you wrote about
>>>the Movei-Diep game.
>>>
>>>Any other move still loses you the game however.
>>>
>>>The fact is you just complained about hardware at the time. Now for the 2005
>>>world champ suddenly hardware is not relevant.
>>
>>I did not say that it is not relevant and I do not expect fruit to win the
>>title.
>>
>>I said that it is better than Movei.
>>
>
>A lot better.
>
>>>
>>>You did not explain that weird logic.
>>>
>>>To explain it in a way a child understands:
>>>
>>>It is not logic to say in 2004 that bigger hardware would have solved everything
>>>for you and that it was the only reason for you to lose,
>>
>>I did not say that it could solve everything for me but it could help me to get
>>more points.
>>
>>Movei was never strong enough to win WCCC.
>
>Thank you. You give me again the reason about Movei making all kind of mistakes
>later.
>
>>
>>>whereas now you say Fruit makes a chance for world champion title despite
>>>that it is at a single cpu and many others are 4 to 8 cores.
>>
>>I think that the probability of Fruit2.1 to win the title is small
>>
>>Shredder,Junior and Zappa that support more than one processor have better
>>chances and Fruit is an easy target to prepare because Fruit2.1 is free and I
>>understood that Fabien did not work on improving it before WCCC and he said that
>>he took a break from chess programming after releasing Fruit2.1 so no big
>>improvement from Fruit2.1 is expected in WCCC(big improvement from Fruit2.1 will
>>probably happen only later).
>
>The probability compared to Movei is a lot big.
>
>>
>>>
>>>It is your turn to explain your logics.
>>>
>>>For the other readers, note that i would be happy if Fruit wins the world title;
>>>it tends to get predictable if each year junior or shredder wins.
>>>
>>>Vincent
>>
>>Note that my guess was that zappa is going to win the title.
>>
>>Uri
>
>Why not the other participants? Based on what you supposed that? This is the
>typical Blah-Blah supposition before WCC2005?!!! :)))

I know that Zappa already won the CCT title and I know that zappa surprised in
the past by almost winning CCT with a random book.

I guess that you already did some preperations against specific opponents like
you did against Pharaon in the past and I do not expect always Shredder and
Junior to win the title.

Uri



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