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Subject: Re: Hash probe success rate

Author: Robert Hyatt

Date: 12:13:17 06/30/04

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On June 30, 2004 at 14:19:02, Andrew Wagner wrote:

>I have a single transposition table, replace-always. I count a success when I
>get back a score which allows me to return immediately, without making a move.
>About what percent should my success rate be?


maybe 10% in middlegame or less.


>
>Currently, my success rate starts around 5%, then drops turn-by-turn, until it's
>0, then jumps back up and starts falling again. Any suggestions what might be
>causing this? I've tested all my keys with generating them from scratch, and
>have no problems there. My code is modelled after the TT code on bruce morelan's
>site. Any suggestions appreciated....
>
>Andrew






Always replace will never be as effective as an "intelligent decision" on what
to replace...

That's the first place to start...

• Re: Hash probe success rate Andrew Wagner 17:12:06 06/30/04
  • Re: Hash probe success rate Robert Hyatt 17:37:25 06/30/04
    • Re: Hash probe success rate Andrew Wagner 17:58:24 06/30/04
      • Re: Hash probe success rate Volker Böhm 23:00:43 06/30/04
        • Re: Hash probe success rate Dann Corbit 00:07:44 07/01/04
      • Re: Hash probe success rate Daniel Shawul 21:42:30 06/30/04
        • Re: Hash probe success rate Andrew Wagner 05:40:42 07/01/04

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