RE: [computer-go] Go/Games with modified scores

2008-10-19 Thread David Fotland
I started writing my first go program I think in 1981 or '82. It was influence based and I threw it away and started over with something that did tactical search instead, in '82 or '83. I think its first tournament was in 1984, and I started selling it in 1986 (as Cosmos). It was renamed Many Fa

Re: [computer-go] Go/Games with modified scores

2008-10-19 Thread Claus Reinke
> It's a new area and the systems are very complicated. What kind of > theory are you after, and what would you like it to tell you? Currently, what seems to happen is (no offense intended, and please correct me if my incomplete view is wildly off!-): - have an idea for a great improvement (one t

Re: [computer-go] Go/Games with modified scores

2008-10-19 Thread Claus Reinke
> You'll probably enjoy an article I wrote last year on this theme: > http://dcook.org/compgo/article_the_problem_with_random_playouts.html Hi Darren, yes, I particularly liked that you explained what you were trying to show and how you think your data supports this - one might agree or disagree

Re: [computer-go] light vs. heavy playouts in Many Faces

2008-10-19 Thread Don Dailey
I remember being first surprised and horrified by the slowdown of heavy playouts and thinking "there is no way this is going to happen." But when I gave it a chance anyway, I was against surprised that although it was a drastic slowdown, it was still a major improvement. Lazarus heavy could beat

[computer-go] light vs. heavy playouts in Many Faces

2008-10-19 Thread dhillismail
David, A while back, Don did a 9x9 scalability study (before this one http://cgos.boardspace.net/study/index.html) comparing light versus heavy playouts. The light playouts didn't?scale badly, they didn't plateau early, they just?weren't as strong?as the heavy ones. There was nothing to suggest