On Mon, Oct 26, 2015 at 1:20 PM, Gonçalo Mendes Ferreira <[email protected]> wrote:
> I'm not sure about "if color of that particular (child) node was the first > to play on that intersection in the playout". What I think the authors > meant was to only increment the AMAF statistic once because of ko > repetitions. So, repeatable at different states, regardless of color. Now > I'm not so sure. > I think we mean the same. So when black plays at a1 first we count it for black everywhere but never for white. Correct? > Other than that you're missing the UCB part of the formula because > Pachi/Michi doesn't use one. I also prefer storing in the node the > visits/wins/amaf_visits/amaf_wins of every (legal) transition, and you seem > to store that relative to the state. That should save space but how does it > fare in traversing the legal plays to select the transition in UCT? > Ah yes, the UCB term. I’ve now added it. I dimly remember now that Pachi doesn’t use it but yes I’ve now added it. And I’m not sure I understand you other comment. My nodes store the visits/etc, the move made, and references to all children. Urban -- Blog: http://bettong.net/ Twitter: https://twitter.com/ujh Homepage: http://www.urbanhafner.com/
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