[computer-go] CGOS update

[Łukasz Lew]

Thanks for that!

On 9/19/06, Don Dailey <drd at mit.edu> wrote:
> Ok,
>
> I made a few minor changes to CGOS.
>
>    1.  The minimal K-factor is now 3.0 instead of 4.0
>
>        This will cause ratings of well established players to
>        fluctuate less.
>
>    2.  The constant that controls how quickly our confidence in a
>        player changes, has been changed.
>
>        This will make it take longer to establish a players rating,
>        but it will be more accurate and influence the rating pool less.
>
>    3.  The crosstable for each player is generated after only 2 games
>        per opponent instead of 10 games.
>
>        More data shows on the crosstable.
>
>
> One consequence of the K-factor change is that ALL the players on CGOS
> who were considered "fully established" are no longer fully established
> since it now requires the confidence constant K to reach 3.0 instead of
> 4.0.
>
> - Don
>
>
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