Author: Tom Kerrigan
Date: 10:58:58 06/28/00
Go up one level in this thread
On June 28, 2000 at 09:31:38, leonid wrote: >On June 28, 2000 at 06:39:09, Ralf Elvsén wrote: > >>On June 27, 2000 at 21:24:44, leonid wrote: >>> >>>Tom, I am sometime in Chess Club not that much for finding how to write my >>>program, not even how do it competitive. This I can do alone. This is simple. I >>>am here mainly to go "gossip" a little bit about chess programming and verify >>>some parameters in program. Recently it was about "effective branching factor", >>>raw speed of certain part of my program, and so like. Sometime it is very easy >>>to find what you are been looking for. Like explanation that I found one day >>>about "extensions", when I even not knew that they existe. Sometime it is not >>>so. You can talk to somebody and find more about personality of man that about >>>data that you need. And what I never, ever expected is that this place is so >>>serious. You must take special care for using only precise, sacred words. >>>Otherwise, you will be never understood and left in silence. >>> >>>Leonid. >> >>Leonid, can you tell me how many seconds your positional logic needs to >>solve the "metapositions" in a typical chessgame-position? With >>"metaposition" I mean the "relevant" information in terms of >>"nodeevaluations" that is "attached" to >>the original position in terms of searching brute-force with no extensions. >>This would be very helpful to me. >> >>Ralf >> >>(friendly) > >Just send to me exact position or put it here. Will say you exact NPS. If I >understood your expressions correctly, you are asking me about nodes/per/second >when search is done exactly like my program is doing right now. > >Computer AMD 400Mhz. Program use no extensions or hash tables. Brute force >search. Fixed depth. > >When I looked into average NPS counter (it count just what you said) and my >program played against itself for first 50 moves (starting with initial >position), I had two times numbers: 200000 and 167000 positions/in one second. I >also remember that when I looked into average NPS (around 6 months ago), for the >positions that I took from some Chess Revue, it was average 210000 nodes/second >(or positions/second). > >Recently I looked what is number of NPS for minimax. Did this around 2 weeks >ago. It was between 800000 and 1100000 nodes/second. I believe Ralf's post was a joke. The fact that you seemed to understand it makes this situation even funnier. -Tom
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