RE: [computer-go] Protocol B

["David Fotland" <fotland@xxxxxxxxxxxxxxx>]

Fair enough, but if the protocol after a pass is different than before a
pass, and some programs might not implement it, the behaving badly after the
pass might gain a win.

David

> -----Original Message-----
> From: computer-go-bounces@xxxxxxxxxxxxxxxxx 
> [mailto:computer-go-bounces@xxxxxxxxxxxxxxxxx] On Behalf Of drd@xxxxxxxxxxxxxxxxx
> Sent: Friday, July 29, 2005 10:16 AM
> To: computer-go
> Subject: Re: [computer-go] Protocol B
> 
> 
> Hi David,
> 
> But can't an offending program simply do it's offending 
> before the agreement 
> phase?   All it requires is to refuse to pass.    
> 
> I don't accept the notion that the protocol encourages ugly 
> behavior, it's a 
> separate issue in my opinion.
> 
> Don't forget that to offend after the protocol has been 
> triggered, requires a 
> program to make the initial pass move which triggers the 
> protocol, which by 
> itself indicates that a program is willing to stop the game.  
>  There is no 
> reason for a program to trigger the protocol just so that it 
> can start 
> behaving badly when it could just as easily do this anyway.
> 
> Don
> 
> 
> 
> 
> 
> On Friday 29 July 2005 10:53 am, David Fotland wrote:
> > > -----Original Message-----
> > > From: computer-go-bounces@xxxxxxxxxxxxxxxxx
> > > [mailto:computer-go-bounces@xxxxxxxxxxxxxxxxx] On Behalf Of 
> John Tromp
> > > Sent: Friday, July 29, 2005 6:29 AM
> > > To: computer-go
> > > Subject: Re: [computer-go] Protocol B
> > >
> > >
> > > What kind of program would pass, and then claim an 
> incorrect score, 
> > > and then play a stone in the opponent territory? And keep on 
> > > repeating that? I cannot imagine a sensibly designed program 
> > > behaving like that.
> >
> > A program that wants to win.  I've seen this kind of behavior in 
> > tournaments before.  Ing rules allow suicide, and I've seen 
> programs 
> > deliberately make bad suicide moves when behind at the the 
> end of the 
> > game, and win games against strong programs that couldn't 
> handle the 
> > suicide moves.  I've seen programs in tournaments at Chinese rules 
> > tournaments play many moves after the end of the game inside the 
> > opponent's territory, and I've seen these programs win lost 
> games this 
> > way.
> >
> > Even if your tournament is academic, to test algorithms, there are 
> > other tournaments that have money prizes, and you should 
> expect that 
> > programs competing for money will be designed to win.
> >
> > David
> >
> >
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