Re: [gnugo-devel] Dragon safety early in the game

[Inge Wallin]

Dan wrote:
> Arend wrote:
> 
> > I disagree about the fact it isn't used much. The strategic effect on
> > a dragon is now computed basically as
> > 
> >     0.75 * dragon.effective_size * dragon2.weakness.
> > 
> 
> [deleted]
>
> One problem with this is that dragons with a larger effective
> size are often safer.

But that is not the biggest problem. The biggest problem is that the
strategic effect gets assigned in proportion to dragon2.weakness.  Of
course, the score should be proportional to the *change* in weakness
if the move is played.  Is there a way to calculate this cheaply?

   -Inge