RE: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread dave.devos
I am 3k on KGS and I'd say that I win nearly every game that I give handicap and lose over half the games that I receive handicap. That would seem to imply that more handicap should be given near my rank. That is because the KGS rating system is not based on handicap. It is base

RE: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread dave.devos
...@computer-go.org namens Don Dailey Verzonden: zo 7-6-2009 18:10 Aan: computer-go Onderwerp: Re: [computer-go] bots and handicaps (Re: New CGOS) Here is why the handicap system is broken. We can talk about how the ELO system is broken in another discussion but it is too. At 1 or 2 stones di

Re: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread terry mcintyre
June 7, 2009 11:06:37 AM Subject: RE: [computer-go] bots and handicaps (Re: New CGOS) I can’t really agree with this statement. My customers tell me they would much rather play a challenging even game against an opponent of their level, than a challenging handicap game against a much stronger

Re: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread Jason House
At 1 or 2 stones difference, the handicap system works well.At greater handicaps it's skewed. The "coincidence" that I'm talking about is that it works to a reasonable degree at larger handicaps. The handicap system is based on the idea that no matter what your level of play, you c

RE: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread David Fotland
I can't really agree with this statement. My customers tell me they would much rather play a challenging even game against an opponent of their level, than a challenging handicap game against a much stronger or much weaker opponent. This is why version 12 of Many Faces has levels that are calibra

Re: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread terry mcintyre
Pro ranks are assumed to be about 1/3 of a stone; the one stone per rank formula applies to amateur ranks. I have watched a pro 8p regularly give three stones to a 6 dan amateur. A weaker pro might give the same player 2 stones. Some ( including myself in the past ) have argued that they can

Re: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread Don Dailey
On Sun, Jun 7, 2009 at 11:02 AM, steve uurtamo wrote: > > The handicap system is imperfect anyway, it's almost > > a coincidence that it works as well as it does. > > okay, this sounds like chess bias. the handicap > system *defines* the difference in skill levels in go. > it's a coincidence th

Re: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-07 Thread steve uurtamo
> The handicap system is imperfect anyway, it's almost > a coincidence that it works as well as it does. okay, this sounds like chess bias. the handicap system *defines* the difference in skill levels in go. it's a coincidence that something like ELO can match fairly well to stones. not the oth

Re: [computer-go] bots and handicaps (Re: New CGOS)

2009-06-06 Thread Don Dailey
On Sat, Jun 6, 2009 at 5:11 AM, Claus Reinke wrote: > >The purpose of a handicap games is to allow a 50% chance of either > >contestant winning. .. Programs do not care, > > Are you sure?-) I haven't got round to moving beyond a plain MC bot yet, > where the effect is rather striking, but less nai