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Subject: Re: Chess pc program on super computer

Author: Arturo Ochoa

Date: 18:06:12 08/06/05

Go up one level in this thread


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?!!! :)))



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