Author: Marc D
Date: 10:25:40 04/05/05
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On April 05, 2005 at 13:17:05, F. Huber wrote: >Hello all ChestUCI users! > >It seems that ´3.9´ wasn´t really a good number for a ´final´ version! ;-) > >Well, I´ve discovered a bug which I already ´introduced´ in version 3.6 >during a bigger code change - but this is only a problem with a very special >function (playing through the solution variants with ´DefenderMoves´ didn´t >work correctly any longer), and so probably nobody has found this error yet. :-) > >Since of course such a bugfix would not really be enough for changing the >version number to 4.0, I´ve also implemented a few new (quite useful) features: > >1) new option ´UseDatabase´: in ´Special´- and ´Automatic´-mode ChestUCI now >searches in the included file ´ChestUCI.epd´, if a given chess problem is >is already present in this database. >If the position (and its solution parameters) is found, these parameter values >are automatically adjusted and used for the calculation - so for already solved >problems there´s no need to manually set these parameters once more. > >2) new ´SearchMode=RetroAnalysis´: this new mode provides a comfortable way >trying to verify an already existing (supposed) solution of a chess problem >and to find a suitable set of parameters, which (hopefully ;-)) allow ChestUCI >to solve this problem. >You simply have to go back through the solution from the end to the beginning >(in any steps), and let ChestUCI solve the remaining problem. During this >process ChestUCI remembers all parameter values having found yet (similar to >the ´backward analysis´ of some normal chess engines), and tries these values >first - only if there´s no longer a solution possible, these parameters will >be changed and re-calculated again. >At the end of this retro-analysis (i.e. when reaching the start position), the >correctness of the solution should be verified, and the complete solution with >its parameters are available - if its not TOO difficult for ChestUCI. > >Well, these are in short the most important news - >much fun with the (this time really final) version of ChestUCI! ;-) > >Best regards, >Franz. > >Download of ChestUCI 4.0 under: >http://www.uciengines.de/UCI-Engines/Chest/chest.html Hello Franz Do you have a special ChestUCI 4.0 version adapted for me? ;-) So its even bulletproof to use by such a big ChestUCI understander like me :-)) Thanks very much for creating and updating (even if it is the final version) of ChestUCI ! Kind Regards Marc
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