[gmx-users] the a.u. unit in the RMS distribution graph

[Lalehan Ozalp]

Hello Justin, thank you for the response.
In that case I should use "frequency" if I plan to take it the way it is.

Thanks,

On Fri, Nov 29, 2019 at 4:25 PM Justin Lemkul <jalemkul at vt.edu> wrote:

>
>
> On 11/29/19 7:18 AM, Christian Blau wrote:
> > Hello Lalehan,
> >
> >
> > a.u. stands for "arbitrary units".
> >
> > The rmsd-dist contains a histogram over the distribution of rmsd
> > values, you can read the a.u. as counts per length-interval.
> >
>
> I would suggest that all histograms that GROMACS produces actually be
> labeled reasonably in the code - using a.u. is itself arbitrary because
> it has multiple possible meanings. If it's a raw histogram, we should be
> using "Frequency" and if normalized, "Probability."
>
> -Justin
>
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> Justin A. Lemkul, Ph.D.
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