[Eeglablist] percent relative variance accounted for
Arnaud Delorme
arno at salk.edu
Thu Dec 20 19:54:17 PST 2007
Dear Jim,
In the spectopo function output, it is computed at the frequency at
which you decided to plot ICA component contribtion (for instance 10
Hz). The percent variance accounted for (in the envtopo function) is
computed on the time series (not the different frequencies). See also
the function of eeg_pvaf.
Best regards,
Arno
> When computing Percent Relative Variance Accounted For of an ICA component, what is the rationale for the choice of spectral frequency at which to perform the computation?
>
> Jim Jerger
> School of Behavioral and Brain Sciences
> The University of Texas at Dallas
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