Author: Dave Gomboc
Date: 18:18:24 05/18/98
Go up one level in this thread
On May 18, 1998 at 18:12:53, Ren Wu wrote: > >On May 18, 1998 at 17:14:10, Carsten Kossendey wrote: > > >>First of all, your output does in no way state which scores are bounds >>and which are exact, so everyone will assume they are *all* exact. > >First of all, you != everyone. So you is you, please don't confuse >youself to everyone, which is a big mistake i think. > >>Secondly the point of the position was that Bxa8 is a *really* bad move, >>and a score of <= +3.81 is not exactly suggesting this. Crafty's +0.56 >>eval (contrary to +3.16 for b6) gets a lot closer to the point, for >>example. > >When you know a move no good, it is little interets to find out exactly >how bad it is, especially if you found another move is better. > >I will not answer any follow up on this thread, because i found little >info it contains. What i want say at my orignal post is that a program >with little king safety knowledge can find the correct move at 9ply, and >i don't understand why other top program have difficulties. > >I have little interests to prove my program is stronger than others, it >is not at the moment. I am more interested in why those programs have >diffculties. > >And i am happy that my program did good job at this position. > >Ren (renw@iname.com) I have a hard time believing that the +3.81 for Bxa8 was an upper bound, not an exact score. It was the first move searched at that ply level. Unless you're doing something strange, that move will be resolved to a score before alternatives are looked at. Dave Gomboc
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