[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Bug-gnubg] Can we display Effective Pip Count
From: |
Joern Thyssen |
Subject: |
Re: [Bug-gnubg] Can we display Effective Pip Count |
Date: |
Tue, 13 May 2003 11:14:19 +0000 |
User-agent: |
Mutt/1.4.1i |
On Tue, May 13, 2003 at 10:01:39AM +0100, Ian Shaw wrote
> > -----Original Message-----
> > From: Joern Thyssen [mailto:address@hidden
> > Sent: 12 May 2003 19:44
> >
> > I've added effective pip count to
> >
> > Analyse->One chequer race
> > Analyse->One sided rollout
> > Analyse->Evaluation (if one- or two-sided bearoff)
>
> The One Sided Rollout is correct.
>
> The wastage is calculated wrongly on the Evaluation. It has (I think):
> PlayersWastage = PlayersEPC - OpponentsPips
> OpponentsWastage = OpponentsEPC - PlayersPips
OK, I'll fix that.
>
> The Mean Rolls for the classic 7-5-3 (79 pips) distribution differs on the
> Evaluation and One Chequer Race displays.
> Evaluation shows Mean = 10.539 and epc = 68.068. This number is correct.
I guess you mean epc = 86.068 :-)
> One Chequer Race Mean = 10.006. The epc is calculated from this
> correctly and the wastage follows from this. There is also a small
> rounding error. Are you using 8.167 rather than 49/6? Call me a
> pedant, but would a few more 6s hurt?
I am using 49/6, it's just rounded in the output.
Note that one chequer race will be different from evaluation, since it
assumes you have one chequer only (i.e., one chequer at the 79point).
Jørn