Author: Tim Foden
Date: 11:40:21 02/04/04
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On February 04, 2004 at 14:15:19, Tord Romstad wrote: >On February 04, 2004 at 13:07:55, Tim Foden wrote: > >>Some other engines I have here that will give a score for the current position >>give: >> >>Crafty 17.11: 0.03 >>Yace 0.99.50: 0.09 >>Gothmog 0.4.5: -0.75 (well it actually says -75, but I guess centipawns?) > >I never thought anybody would discover the undocumented "evaluate" command >in Gothmog. :-) Thus we see the power of "strings gothmog.exe > tt.txt; notepad tt.txt". Its a bit easier in GLC, you just start the program at a command prompt and type help. :) >Actually the unit is "binary centipawns", meaning pawn=128. Ah yes (picture of hand slapping head) I remember you saying this before. > In other >words, the position under discussion is evaluated as -0.59. My most >recent development version is slightly more optimistic, and evaluates >the position as -0.52. > >>So maybe I have to look a bit more into how GL gets its huge 1.422 for the >>current position. Maybe others could have a look at this and see if they think >>it's complete garbage? :) >> >>You can get a complete dump of the evaluation score for a position in GL by >>setting a position (with the setboard or fen commands) and typing "sc". Here is >>GL's take on the root position in question: > >This is a cool feature. I should probably think about implementing >something similar. I do it with some macros, and a file that includes itself, so I have 2 versions of the eval compiled into the program, both from the exact same source (except for the changes in the macros of course). Cheers, Tim.
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