[Eeglablist] pop_rejcont bugs

Natalie "Tasha" Poppa npoppa at usc.edu
Thu Apr 18 05:43:22 PDT 2019


PS

I did make a silly coding error. The GUI issue remains, but there do not
seem to be any issues when running pop_rejcont from the command line.

Best,

Tasha

On Wed, Apr 17, 2019 at 3:34 PM Natalie "Tasha" Poppa <npoppa at usc.edu>
wrote:

> Greetings,
>
> I am using EEGLAB version 14.1.2 with MATLAB 2016b on a Mac. I find a few
> issues with the pop_rejcont function.
>
> First, from the GUI pop_rejcont will remove any pre-existing event markers
> and replace them only with boundary markers.
> I found that someone had described a similar issue in 2014:
> https://sccn.ucsd.edu/pipermail/eeglablist/2014/008717.html
>
> Second, from the command line, I do not have this event-marker deletion
> issue, but pop_rejcont doesn't actually remove the bad segments that it
> identifies either. The function will run apparently as normal, and list the
> number of bad segments for removal in the command window, etc. but then
> doesn't actually remove them, even though a new dataset is created (i.e., I
> end up with the same number of trials and visual inspection of the data
> shows obviously bad segments remain).
>
> Under different circumstances I would just use pop_rejepochs to clean bad
> segments, but this is not a good solution for my particular analysis
> because my epochs are 1 second and ICA must be applied to these data.
>
> If there is no quick solution to the pop_rejcont issue, can anyone tell me
> if it would be possible to epoch the data for cleaning, then un-epoch it
> prior to ICA (and how)? I tried to figure this out but did not have success.
>
> Thank you!
>
> -Tasha
>
>
> Tasha Poppa
> Doctoral Student
> Psychology - Brain and Cognitive Sciences
> University of Southern California
>


-- 
Tasha Poppa
Doctoral Student
Psychology - Brain and Cognitive Sciences
University of Southern California


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