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Subject: Re: Gothmog1.0b2 under UCI has proven to be stronger once again

Author: Sune Fischer

Date: 03:12:45 06/14/04

Go up one level in this thread


On June 13, 2004 at 22:14:04, Jorge Pichard wrote:

>On June 13, 2004 at 17:42:32, Jorge Pichard wrote:
>
>>On June 13, 2004 at 16:52:53, Tord Romstad wrote:
>>
>>>On June 13, 2004 at 13:44:49, Jorge Pichard wrote:
>>>
>>>>On June 13, 2004 at 11:12:49, Tord Romstad wrote:
>>>>
>>>>>On June 13, 2004 at 06:21:15, Jorge Pichard wrote:
>>>>>>
>>>>>>Currently I am testing both programs at normal chess. I am using Gothmoth as an
>>>>>>UCI engine under Arena, which as always and believe that it plays stronger than
>>>>>>as an WB2.
>>>>>
>>>>>Certainly stronger than WB1, because Gothmog doesn't even support protocol
>>>>>version 1.  However, there is no difference at all between Gothmog as a UCI
>>>>>engine or Gothmog as a WB2 engine.  It might be more comfortable to operate
>>>>>in UCI mode, but it will play exactly the same moves.
>>>>
>>>>
>>>>I decided to experiment with both, 15 games as an UCI and 15 Games under WB2. So
>>>>far Gothmog is winning by W6 L2 D2 as an UCI. I still think that Gothmog under
>>>>WB2 play worse under Arena.
>>>
>>>This is simply not possible, unless there is a serious bug in the Winboard
>>>support
>>>in Arena (which I consider very unlikely; if this were the case a lot of people
>>>would
>>>have complained a long time ago).  The only difference between Gothmog in UCI
>>>and xboard mode is the way it outputs search information and receives commands
>>>from the GUI.  The parts of the engine that take care of the chess thinking
>>>(search,
>>>evaluation and time management) don't even know whether the program is running
>>>in UCI or xboard mode.
>>>
>>>Thanks for testing my engine!  :-)
>>>
>>>Tord
>>
>>Lets blame it on Luck, but all my matches that I have done with Gothmog under
>>WB2 has proven to be less lucky than under UCI :-)
>>
>
>Take a look at the last match after the first 15 games played under UCI, where
>Gothmog lost to Frenzee by 9.0 to 6.0 under WB2:
>
>
>  Engine  Score               Fr              Go    S-B
>1: Frenzee 9.0/15 ··············· 0==1=1=00101111   54.00
>2: Gothmog 6.0/15 1==0=0=11010000 ···············   54.00
>
>15 of 15 games played

That looks bad for Gothmog, maybe something isn't quite right.

I think it would be worth finding out who is to blame here, and make sure it
isn't hurting other engines as well if it's the interface.

-S.



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