On Thu, Jul 14, 2011 at 02:07:50PM +0200, Stefan Kaitschick wrote:
> Just a hand waving explanation for the ratchet: you simply cannot
> afford to cede ground to black when giving a handicap.
> Even though the playouts do not model a weak response by black, a
> winrate of 42% implicitly does assume a weaker opponent.
> When the winrate starts dropping at the current komi level, that
> probably means that the weaker player is going head to head instead
> of retreating.
> It that situation white must conquer or perish.
But that's the strange thing - ratchet does not do this, it does the
other thing, preventing _giving_ too big komi. I have found no need for
a ratchet when taking komi.
--
Petr "Pasky" Baudis
UNIX is user friendly, it's just picky about who its friends are.
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