[computer-go] The dominance of search (Suzie v. GnuGo)
Erik van der Werf
erikvanderwerf at gmail.com
Fri Apr 6 08:57:43 PDT 2007
On 4/6/07, compgo123 at aol.com <compgo123 at aol.com> wrote:
> When it comes to a search, one need to ask that is my evaluation function
> perfect?
There are exceptional cases in the late endgame and on tiny boards,
but in general this is not an interesting question (because it
obviously won't be perfect).
In my opinion the question should be: is the evaluation function of a
probabilistic nature.
Alpha/Beta cutoffs only make sense when calling the evaluation
function twice on the exact same position can be guaranteed to provide
the exact same value. This is obviously not the case for MC
evaluation, hence the success of UCT.
Erik
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