[Computer-go] Annual "KGS bot championship"

Jonathan Chetwynd j.chetwynd at btinternet.com
Fri Jul 2 03:34:13 PDT 2010


Nick,

well had you considered 8 hours each?
for the ultimate trophy....

best

~:"

On 2 Jul 2010, at 11:19, Nick Wedd wrote:

> In message <1A5C1BE3-6A07-446F-9448-790FE160A8E6 at btinternet.com>,  
> Jonathan Chetwynd <j.chetwynd at btinternet.com> writes
>
>> had you considered weighting for time?
>>
>> ie tournaments with longer time intervals might get higher weighting,
>> cf some human dan ranking ladders which do not include fast play.
>
> That is a good idea, though it will work in the opposite way from  
> giving more points for tournaments with more rounds.
>
>> it has been brought to my attention that whilst humans like  
>> relatively long time periods, and require them to play well, there  
>> is currently a bias in computer tournaments towards fast play.
>
> I don't know about a "bias towards fast play".  Bias relative to  
> what? To what humans prefer?
>
> In organising bot tournaments, on KGS and elsewhere, I used to come  
> under pressure to use slower time limits.  This seemed odd, as the  
> programs didn't know what to do with the extra thinking time, you  
> could give them twice as much time and the moves they found were  
> hardly any better.  Their algorithms did not scale.
>
> But in the last four years, since MC programs started to appear,  
> things have changed.  All good bots now use MC methods, which do  
> scale.  The more time, and the more processors, a program has, the  
> better it plays. But now, I come under pressure (from programmers)  
> to use faster time limits.
>
> This seems odd to me.  Maybe the continuing advances in processor  
> speed are relevant.
>
> Nick
>
>> On 2 Jul 2010, at 10:37, Nick Wedd wrote:
>>
>>> This is to announce the start of the annual "KGS bot championship".
>>>
>>> From now on, in each monthly KGS bot championship, points will be  
>>> awarded for the first few places - there might be four points for  
>>> first place, two for second, and one for third.  These points will  
>>> be summed over the year, and the program with the most points will  
>>> be declared "annual champion" at the end of the year.
>>>
>>> I am still working on how to award the points.  The number awarded  
>>> in each tournament will depend mostly on the number of players,  
>>> also to some extent on umber of rounds, and board size.
>>>
>>> As we are already in July (with the next bot tournament this  
>>> Sunday), 2010 will be an experimental half-year, with only the  
>>> results from July-December counted.
>>>
>>> Nick
>>> --  Nick Wedd    nick at maproom.co.uk
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>>
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>
> -- 
> Nick Wedd    nick at maproom.co.uk
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