Author: Ricardo Gibert
Date: 23:03:25 05/03/03
Go up one level in this thread
On May 04, 2003 at 01:07:52, Uri Blass wrote: >On May 03, 2003 at 23:47:13, Jim Bond wrote: > >>On May 03, 2003 at 23:22:05, Tom Kerrigan wrote: >> >>>On May 03, 2003 at 21:28:30, Jim Bond wrote: >>> >>>>On May 03, 2003 at 17:52:40, Uri Blass wrote: >>>> >>>>>On May 03, 2003 at 17:50:36, Uri Blass wrote: >>>>> >>>>><snipped> >>>>>>I know about programs that tablebases were counter productive for mchess because >>>>>>it probed them too much and was slowed down by asignificant factor. >>>>> >>>>>I meant here that mchess is an example for a program that tablebases was counter >>>>>productive for it. >>>>> >>>>>Uri >>>> >>>>If you believe that more TB probing is counter productive, you are contradicting >>>>with Shredder - the top program. Take this position for example: >>>> >>>>2k5/8/7p/8/5qP1/1Q5K/8/8 w - - 0 72 >>>> >>>>If you run infinite analysis on it with Shredder 7.04, Fritz 0.008 and >>>>ChessTiger 15, you will find that the Shredder accumlates TB counts about 8 >>>>times more than Fritz and about 16 times more than ChessTiger. If TB probing is >>>>counter productive, how come Shredder does it so much more and can still be at >>>>the top? >>>> >>>>Jim >>> >>>Just because Shredder is at the top doesn't mean it plays this particular >>>position better than other programs, i.e., the fact that it does so many more >>>probes does not mean that more probes are good. >>> >>>-Tom >> >>You are saying more probes does not mean that more probes are good, but you >>cannot prove that more probe is bad either. The fact is Shredder does probes >>and it is the top program where others does less probes and are less strong. >>There is a correlation here wouldn't you agreed? >> >>Jim > >If I see A and I see B then it does not mean that A is the reason of B. > Bingo. "Correlation" does not necessarily imply "cause and effect." If program X comes in a blue box and program Y comes in a red box and X is a better program, then the conclusion that X is better than Y, because it comes in a blue box is the mark of pure idiocy. > >Shredder can be better than the opponents because of different reasons. >I believe that shredder7.04 is better than the opponents also when the programs >do not get tablebases. > >Uri
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