Author: Dave Gomboc
Date: 11:27:43 02/21/04
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On February 20, 2004 at 14:36:28, Jaime Benito de Valle Ruiz wrote: >Tom Romstad just posted a message asking for opinions regarding a particular >static evaluation, and many others answered by giving the score given by their >engines. I find this most interesting: >Although there is nothing such as a "perfect score" for a position, and the play >style of an engines strongly depends on this value, I'm sure most here will >agree that there must be a sensible range of values to be considered reasonable. >Surely, these upper and lowere bounds could be set tighter or wider depending on >the nature of the position. >I could be wrong, but I would expect many engines with similar strength to give >scores within a reasonably range for a full list of static test positions. Readers of this thread might be interested to read a paper published at last year's Advances in Computer Games conference (held in conjunctiono with the WCCC at Graz) on evaluation function tuning. From memory, the link is: http://www.cs.ualberta.ca/~dave/papers/ordinal.pdf. I tried to verify that, but the web server isn't responding at the moment. :-( Dave
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