Author: James Robertson
Date: 21:27:49 09/26/98
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On September 27, 1998 at 00:14:00, Robert Hyatt wrote: >On September 26, 1998 at 17:21:58, James Robertson wrote: > >>What is a reasonable number of NPS for a program to search if it has an average >>sized evaluation procedure? I.E. what does Crafty get? Chessmaster? Comet? My >>program started out searching a very nice number of nodes per second, but as I >>added stuff that number decreased dramatically from about 600,000 to 160,000. By >>the time I finish the evaluation function (which is currently like 20 lines), >>I'm afraid it will be down to like 5,000 NPS on my P233! At what point should I >>get worried? >> >>James > > >Here's the bottom line: NPS is only interesting when you find a new >data structure or algorithm, and you want to know if it makes you better >or not. If your changes make you go faster, and you didn't take anything >out of the evaluation or search extensions, then you are better. If you >are slower, you are worse. > >But to compare with other programs is misleading, at best... Ok, I see what you mean. I looked at GLChess and noticed that although it makes 60,000 NPS and Arasan 4.1 makes only about 30,000, Arasan is a much better player...... James
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