[pstricks] scaling data passed to the \psBoxplot macro

[Herbert Voss]

Am 28.02.2014 10:16, schrieb Herbert Voss:
> Am 28.02.2014 05:48, schrieb $naKe:
>
>> when plotting data that lies in a very narrow range, I understand that
>> it is better to rescale them using \pstScalePoints. However, this macro
>> is only valid for the \listplot macro. Is there any similar way to deal
>> with the \psBoxplot macro?
>
> it is easier if you rescale the axes to 1x10. With \psset{yunit=0.5}
> you'll get it at a height of 5cm.
>
> You have a range from 0.993 to 0.994 which is the same as a
> range from 0 to 10 if you do
>
> 0.993 sub 10000 mul  with each value
>
> That can be pass to the macro via the optional argument postAction.
> It needs the latest pstricks-add.tex from
> http://texnik.dante.de/tex/generic/pstricks-add/

Sorry, I meant
http://texnik.dante.de/tex/generic/pst-plot/

Herbert


>
> I'll upload it in the next few days.
>
>
> \documentclass{minimal}
> \usepackage{pstricks-add}
> \begin{document}
> % the following is working fine
>      \savedata{\data}[0.936 0.937 0.934 0.936 0.937 0.938 0.934 0.933
> 0.932 0.935]
>      \def\ymin{0.930}
>      \def\ymax{0.940}
>      \def\Dy{.005}
>      \begin{psgraph}[Oy=\ymin,Dy=\Dy](0,\ymin)(1,\ymax){1cm}{5cm}
>          \rput(.5,0){\psBoxplot[barwidth=.5\psxunit]{\data}}
>      \end{psgraph}
> %
> \psset{yunit=0.5}
> \begin{pspicture}(-2,-1)(2,11)
>      \savedata{\data}[0.9936 0.9937 0.9934 0.9936 0.9937 0.9938 0.9934
> 0.9933 0.9930 0.9935]
>      \psaxes[Oy=0.9930,Dy=0.0005,dy=2cm](0,0)(1,10)
>      \rput(.5,0){\psBoxplot[barwidth=.5\psxunit,postAction=0.993 sub
> 10000 mul]{\data}}
>      \end{pspicture}
>
> \end{document}
>
>
> it is easier not to use psgraph because you need only a simple axis.
>
> Herbert
>
>
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