Author: John Rissler
Date: 19:27:58 12/17/03
Go up one level in this thread
On December 17, 2003 at 22:08:03, John Rissler wrote: >On December 16, 2003 at 01:52:02, Uri Blass wrote: > >>On December 15, 2003 at 23:06:35, John Rissler wrote: >> >>>On December 14, 2003 at 18:53:08, Christophe Theron wrote: >>> >>>>On December 14, 2003 at 15:49:38, Richard Sutherland wrote: >>>> >>>>>On December 14, 2003 at 15:39:47, Rajen Gupta wrote: >>>>> >>>>>>On December 14, 2003 at 13:26:33, Richard Sutherland wrote: >>>>>> >>>>>>>Well, I know you all probably know this already, but although Shredder is the >>>>>>>World Champion I am a little surprised at the ease with which it is crushing >>>>>>>Chess Tiger 15 in my mini-match right now. I am playing an auto232 match between >>>>>>>two identical PC's (Intel 2.54Gb) an game in one-hour and Shredder is leading >>>>>>>5-0 with two draws at this time. >>>>>>> >>>>>>>Wonder if there is some tweaking I need to do? >>>>>> >>>>>>although it is along time ago, i think i remember christophe theron saying that >>>>>>due to some kind of bug, chesstiger 15 plays better when moves/min is selected >>>>>>rather than game in/min: >>>>>> >>>>>>the other easo could just be >>>>>> >>>>>>a) a statistical anomaly: >>>>>> >>>>>>b) the effect of he shredder book which is optimised for shredder whereas the >>>>>>tiger book(chessbase)is only a general opening book made form a collection of >>>>>>high quality games: >>>>>> >>>>>>i have found chesstiger 15 to be on par with shreder7 >>>>> >>>>> >>>>> >>>>>I've changed the Tiger settings to Suicidal and to use the Shredder book. The >>>>>funny thing is, when you select 128MB of hash, Tiger only loads 96? That's >>>>>consistent on both PC's. >>>> >>>> >>>> >>>>1) I don't recommend the "Gambit suicidal" settings. Use the normal style or the >>>>Gambit style for better results. Please note that if you are using CT15 inside >>>>the ChessBase GUI, due to a bug in the CB stuff you will have to manually edit >>>>the CT.INI file. >>>> >>>>2) Chess Tiger hash table must always be 12 times some power of two, so when you >>>>select 128Mb (which is not 12 times some power of two), Chess Tiger >>>>automatically uses the biggest amount that does not exceed what you asked for. >>>>In this case it selects 96Mb. >>>> >>>>3) If you draw any conclusion after 5-0, my advice is that you should definitely >>>>pick a different hobby. But I'm sure you know that already and that you are not >>>>drawing any real conclusion so early, right? :) >>> >>>I am currently conducting a match in my (limited) spare time pitting Palm Chess >>>Tiger 15 on my Sony Palm Clie 33 MHZ (but overclocked to 54 MHZ with a 1.5 MB >>>Hash table) versus the Saitek RISC 2500 with 128K RAM. Level is game in 10 >>>minutes, normal style for both the CT & SR. SR has tournament book selected. >>> >>>Anyway, it started out with the Saitek Risc racing out to a 6 1/2 - 1/2 lead at >>>the beginning -- mostly by finding crushing middle-game tactics. Judging from >>>those first 7 games, it would seemingly indicate that the poor Chess Tiger on my >>>Sony was hopelessly outclassed. >>> >>>After 34 games the Saitek Risc is still leading - but now only by 18-16! >>> >>>I hope to eventually make it a 100 game match. >> >>learning may explain the result. > >True, the Palm Chess Tiger has the learning feature, and the Saitek Risc 2500 >does not. So, if the learning is effective, than a long match between the two >might be viewed has having an illegitimate result, I suppose. > >If I would have stopped the match at 20 games, like the SSDF folks often do, the >Saitek Risc would Something went haywire here, (the cursor kept running off and wouldn't stop) :^)but what I was trying to insert was if I had ended the match at 20 games, the Saitek Risc 2500 would have won 12-8. > >According to the SSDF rating list, however, the CT 15 program on my overclocked >Sony should be slightly stronger. (At least at 40/2.) > >> >>If you draw any conclusion which program is better based only on the final >>result of a match of 10000 games then my advice is that you should definitely >>pick abother hobby. >> >>one program can start by leading 20-0 and 20 draws but after the opponent starts >>to win it can repeat its win every game and win the match 9900-100 >> >>Is the winner better when practically people do not play matchs of 10000 games >>and practically the loser performs better against chess programs? >> >> >>Uri
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