Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: why ??

Author: Omid David Tabibi

Date: 16:10:52 04/29/04

Go up one level in this thread


On April 29, 2004 at 19:06:14, Anthony Cozzie wrote:

>On April 29, 2004 at 17:33:48, Omid David Tabibi wrote:
>
>>On April 29, 2004 at 13:40:33, Anthony Cozzie wrote:
>>
>>>On April 29, 2004 at 11:28:04, Robert Hyatt wrote:
>>>
>>>>On April 29, 2004 at 04:09:43, Omid David Tabibi wrote:
>>>>
>>>>>On April 28, 2004 at 19:25:34, ERIQ wrote:
>>>>>
>>>>>>On April 28, 2004 at 14:30:13, Chris Taylor wrote:
>>>>>>
>>>>>>>The latest and greatest did really well, in the last computer contest.  So, will a Windows version (XP or lesser) be made ready for buying?
>>>>>>
>>>>>>amazing! there is one buyer :)
>>>>>>
>>>>>>>I have my credit card ready?  I can even send a postal order, or cheque!
>>>>>>
>>>>>>wow!!
>>>>>>
>>>>>>>It will make a nice addition to an already growing pile of Chess Stuff!
>>>>>>
>>>>>>not sure why?! but to each his own.
>>>>>>
>>>>>>IMO. diep couldn't beat it's way out of a paper bag in the middle of a rain
>>>>>>storm, what would be the purpose in buying it?
>>>>>
>>>>>The recent tournaments have shown that Shredder is one leap ahead of all other
>>>>>engines. I also know this based on my own experiments, as Shredder 8 is the only
>>>>>engine that consistently scores above 50% against Falcon in my tests.
>>>>
>>>>That is a red flag.  If Shredder is the _only_ engine that beats you in your
>>>>tests, I'd personally be very concerned that my testing is badly flawed.  IE if
>>>>you can consistently beat fritz, you are doing something nobody else (except
>>>>perhaps shredder) is doing...
>>>>
>>>>
>>>>
>>>>
>>>>>
>>>>>With that in mind, Diep's victory against Shredder is even more remarkable. Diep
>>>>>might have also scored against Hydra, had Erdogan's book hadn't knocked out Diep
>>>>>already in the opening stage.
>>>>>
>>>>>With a good book Diep might even pull off some surprises in the upcoming WCCC in
>>>>>Israel, especially since it is not running on a massive parallel dinosaur that
>>>>>apparently did it more harm than benefit in Graz.
>>>>>
>>>>>
>>>>>>save you money and get crafty, you'll feel better afterwards :)
>>>>>
>>>>>Crafty is a great engine, and it is free. That doesn't mean that you shouldn't
>>>>>be interested in other grandmaster-strength programs.
>>>
>>>I have suspicions about Omid's tests :)
>>>
>>>Before last WCCC he posted some results where Falcon won or drew every match
>>>against top programs (4 game matches a 40/2), yet at Graz & CCT6 Falcon's
>>>results were rather average.  I think you simply cannot compare Fritz's
>>>performance on a P3-733 with its performance on a quad xeon.
>>
>>My tests were conducted on the same hardware (P3 733MHz). In Graz I ran on a P4
>>2.4GHz while other programs benefited from considerably faster machines (in
>>addition to parallelism). Additionally, in my tests I used fritz8.ctg for both
>>sides. In Graz I used a random generated book which resulted in very poor
>>positions for Falcon in almost all games.
>
>My intent was not to disparage your engine.  I just get annoyed when people post
>their great private results.

I simply said that Shredder is stronger than other engines based on my tests
also. If any engine got some praise here, it was Shredder :)


>Your results were done using conditions quite
>different from tournament play (slow machine, much better book for you). Even if
>the conditions were the same, its not polite :)  If Falcon has truly improved in
>strength considerably, then it will show at WCCC04 in a month or two anyway.
>
>anthony
>
>>>
>>>Of course, the other possibility is that Omid has bought a dual opteron and
>>>worked like mad in secret to improve Falcon during the past months, while
>>>attempting to deceive us by posting all his CCC results with his P3.  WCCC04
>>>should shed some light on this.
>>>
>>>anthony



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.