[gmx-users] Re: g_energy and g_analyze give different averages

[Ragnarok sdf]

Is there a correct way to obtain the standard deviation for these data sets?


>
> Ragnarok sdf wrote:
> > When analysing FEP simulations. After running g_energy -f fep000.edr -f2
> > fep_000-005.edr for obtaining the dF = -kT ln < exp(-(EB-EA)/kT) >A I
> tried
> > to obtain the standard deviation for this ensemble average using
> g_analyze
> > -f runavg.xvg, but I've noticed that the average values are quite
> different
> >
> >
> g_energy takes all values during your simulation into account, g_analyze
> only the printed datapoints.
>
>
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