Author: Chessfun
Date: 21:28:01 04/22/00
Go up one level in this thread
On April 22, 2000 at 17:22:52, Robert Hyatt wrote: >On April 22, 2000 at 14:20:57, A.L.Mourik wrote: > >>Hello dear CCC friends, >> >>Although earlier reports from e.g. Jouni Uski, suggest an enormous increase in >>strenght for Crafty 17.10 >>Nuun 2 match result Fritz6 against Crafty 17.10 ends in a very clear >>29,5-10,5!! victory for Fritz6. >>Played on PII 400 8mb for HT, Timecontrol 5 min + 3 sec per move. > > >This keeps coming up, so I may as well add my two cents worth one more >time.. > >You did _not_ reproduce the results of others. But then you didn't run >the same test either. You used one computer, presumably with ponder=off. >That is _not_ a reasonable test. Lots of reasons, but to make it simple: > >Let's play a match with no opening book. That favors the program with the >lousy book. > >Let's play a match with search extensions and tricks disabled. That favors >the program with the best eval. > >Let's play a match with evals disabled. That favors the program with the >best search. > >Lets play a match searching to fixed depth. That favors the program that does >the most work per node. > >Let's play a match searching to a fixed time limit. That favors the program >that has a horrible automatic time allocation algorithm. > >In short, when you turn off _anything_ you most likely affect one program more >than the other. You turned off pondering. I have reported several times that >such hurts crafty, definitely. I allocate time based on the _assumption_ that >I will save some time later in the game with correct pondering predictions. I >don't when I can't ponder. Turning off pondering in the F6 interface is suggested. It is NOT recomended to enable pondering. >The results are interesting, but they have _nothing_ to do with the way I would >actually play a game against fritz in a real tournament. I would _not_ play >without pondering enabled... Your post could have been made as a reply to Jouni's post since the topic was the same, only a different score. Thanks.
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