[Eeglablist] error using schur

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Thu May 7 11:23:33 PDT 2015


Dear Mohammed,

Very good!

> I have found one of the trial has very high amplitude .

Yes, this can happen. To monitor ALL the datapoints in ALL the channels,
you may want to try my toolbox trimOutlier. It's a convenient diagnostic
tool.
http://sccn.ucsd.edu/wiki/TrimOutlier

Makoto

On Tue, May 5, 2015 at 7:54 AM, Mohammed Jarjees <
m.jarjees.1 at research.gla.ac.uk> wrote:

> Dear Makoto,
>
> Thank you for your advice.
>
> I have found one of the trial has very high amplitude . So when I deleted
> it , I run ICA without any problem.
>
> Many Thanks
>
> Mohammed
>
>
>
> *From:* Makoto Miyakoshi [mailto:mmiyakoshi at ucsd.edu]
> *Sent:* 05 May 2015 15:46
> *To:* Mohammed Jarjees
> *Cc:* eeglablist at sccn.ucsd.edu
> *Subject:* Re: [Eeglablist] error using schur
>
>
>
> Dear Mohammed,
>
>
>
> My initial guess is that you have NaNs in your data. Could you check it by
> running code which should be something like this
>
>
>
> any(isnan(EEG.data(:)))
>
>
>
> If you get 1, you have NaN somewhere in your data. If you get 0, it's
> something else.
>
>
>
> Makoto
>
>
>
> On Tue, Apr 21, 2015 at 3:58 PM, Mohammed Jarjees <
> m.jarjees.1 at research.gla.ac.uk> wrote:
>
> Dear all,
>
> I got this error message when I run ICA on 48 channels EEG data
>
>                      "input to schur must not contain nan or inf"
> How can I fix this error?
>
> Best Regards
> Mohammed
>
>
>
>
>
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>
>
>
> --
>
> Makoto Miyakoshi
> Swartz Center for Computational Neuroscience
> Institute for Neural Computation, University of California San Diego
>



-- 
Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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