Computer Chess Club Archives




Subject: Re: A story about NPS

Author: Severi Salminen

Date: 07:10:47 01/27/01

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>You can go even faster if you remove checks to see that the moves are legal and
>just go with pseudo-legal moves.

Now I'm generating all pseudolegal moves (first all good (SEE) captures, then
killers, then the rest sorted by history values and bad captures) and testing
the legality after making the move. I don't know if that can be improved?

>IOW, you are right, you cannot make _any_ assumptions based on NPS.  MCHESS has
>demonstrated this for a decade or so, I think.

And Crafty: pretty low on NPS and pretty high on strength...

>On the other, other hand, a really, really fast move generator doesn't hurt a

Yep, "a really, really fast move generator" - my favorite daydream!


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