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Subject: Re: fail-high on first move stat (86%)

Author: Dann Corbit

Date: 11:27:00 07/29/04

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On July 29, 2004 at 03:37:11, Michael Henderson wrote:

>I'm getting an 86% average success rate for this stat in mid-game.  I'm thinking
>this is too low since most programs have 92-94% and the diff. in % is
>Here is my move ordering scheme:
>1. hash table move (48MB)
>2. winning captures, even captures
>3. IID move

This is a bit puzzling.  The IID move should go into the hash table.

>4. killer moves (2 slots)

Have you tried killer moves above even captures?  And when you say "even
captures" have you run a SEE to know that it is probably even?  Even captures
are a good idea if you are ahead and a very bad idea if you are behind.  Did you
factor that into it also?

>5. rest of moves based on history, losing captures
>eval is nothing but piece-sq tables.  Maybe I need special root-move ordering?

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