2009/8/12 "Ingo Althöfer" <3-hirn-ver...@gmx.de>

> In the last few weeks I have experimented a lot with dynamic
> komi in games with high handicap. Especially, I used the
> really nice commercial program Many Faces of Go (version 12.013)
> with its Monte Carlo level (about 2 kyu on 19x19 board) and
> its traditional 18-kyu level as the opponent.
>
> At handicap 21 I played (manulally!) 8 games with these opponents:
> 4 games with static komi (0.5) - here MFoG (2-kyu) won 1 of the 4 games.
> 4 games with dynamic komi - here MFoG (2-kyu) won 3 of the 4 games.
>
> I used "dynamic komi" in the following "Rule 42" way. Starting point for
> this internal artificial komi was a very high value (to compensate for
> the handicap stones), typically 300.5 or 320.5 .
> Then, always when the evaluation had climbed up to 42 % or higher,
> dynamic komi was reduced by 50 or 30 or 20 (or 10 near the end),
> until finally the true value of 0.5 was reached.
>
> After this little sample I also tried a few games with dynamic komi
> at handicap 25. After some unsuccessful games (the Monte Carlo side
> died of starvation at komi=40.5 or 30.5) today one win came out:
> In best Monte Carlo fashion, the MC-level won by half a point.
>
> I have included sgf of this game.
>
> I am aware that small samples are not enough to prove something.
> Therefore, I hope that programmers may realize automatic versions
> of something like "Rule 42" to find out how their programs behave
> with dynamic komi.


The small samples is probably the least of the problems with this.   Do you
actually believe that you can play games against it and not be subjective in
your observations or how you play against it?


- Don




>
> Ingo.
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