[computer-go] transposition

Jason House jason.james.house at gmail.com
Fri May 11 06:07:03 PDT 2007


While I can't talk specifically about UCT, I believe that transposition
tables are one of the easiest and most profound speed ups you can do for a
program.  The answer really depends on the depth you're searching.

At two moves ahead, all results are unique.  At 4 moves ahead, it's a 75%
savings.  At 6, the savings is over 99%.

I was thinking recently about the "sum your children's move count" thing
recently and realized that with transposition tables, that's really the only
way to implement UCT.

On 5/11/07, Chris Fant <chrisfant at gmail.com> wrote:
>
> How much improvement should one see in a UCT program after adding a
> transposition table?
>
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