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Subject: Re: Chess pc program on super computer

Author: Arturo Ochoa

Date: 12:29:39 08/07/05

Go up one level in this thread


On August 07, 2005 at 10:18:45, Uri Blass wrote:

>On August 07, 2005 at 06:02:06, Arturo Ochoa wrote:
>
>>On August 06, 2005 at 23:57:41, Uri Blass wrote:
>>
>>>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
>>
>>
>>Correction: The Zappa Book for CCT was not _random_.
>
>I used the word random not for the zappa book that you were responsible for(last
>CCT) but about the book in a previous CCT when zappa shared first place with 7/9
>and lost in the playoff(Crafty had superior hardware and won that CCT).
>
>If I remember correctly I read the word random directly from the author.
>
>Uri


You did not refer to a specific CCT Tournament. Then, I corrected your
misinformation.

A8A



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