Sounds like a good answer to me.

However. Keep in mind that this is only for the contact positions. How this
number will change is you compare all classes 0-ply vs. 1-ply (crashed,
race and bearoff in addition), is still guesswork. I guess it will be
between 0.02 and 0.03 ppg.

-Øystein


On Mon, Jan 30, 2012 at 10:20 AM, Ian Shaw <[email protected]> wrote:

> I don't have a head-to-head comparison handy. If I find it, I'll let you
> know.
>
> However, these are the results of testing the current gnubg (0.15) weights
> against our benchmark database, which I ran some time ago.
>
> Contact benchmark. One point  of total error corresponds to 0.0001565
> points per game, according to Øystein's regression analysis.
>
>      # Correct# Wrong  %       Tot. err.       Avg. Err        Err
> rate(per move) Error Rate (points per game)
> 0-ply   74524   32961   30.67%  1122.71         0.03406177
>  0.010445271         0.175704115
> 1-ply   76040 31445   29.26%   993.33         0.031589411     0.009241559
>         0.155456145
> 2-ply   79480   28005   26.05%   790.55         0.028228748
> 0.007354943         0.123721075
>
> Subtracting,  I would expect 1-ply vs 0-ply to win 0.02 points per game.
>
> -- Ian
>
> -----Original Message-----
> From: [email protected] [mailto:
> [email protected]] On Behalf Of Mark
> Higgins
> Sent: 30 January 2012 01:28
> To: [email protected]
> Subject: [Bug-gnubg] 1-ply vs 0-ply equity improvement
>
> Does anyone know roughly how much of a cubeless money equity improvement
> 1-ply enjoys over 0-ply? (And 2-ply vs 1-ply.) I googled around for a while
> but couldn't find anything.
>
>
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