[Mne_analysis] Visualization of EDF gives ugly output
Senaka Amarakeerthi
senakahks at gmail.com
Sun Apr 7 21:20:47 EDT 2019
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Dear Marijn,
Thank removing dots solved my problem. Thanks a lot.
By the way, my plots are still black and white. raw.info shows
chs : list | 15 items (EEG: 14, STIM: 1)
I have 14 channels and one marker channel (STIM). Is this correct?
Best regards,
Senaka
On Sun, Apr 7, 2019 at 6:01 PM Marijn van Vliet <w.m.vanvliet at gmail.com>
wrote:
> External Email - Use Caution
>
> Dear Senaka,
>
> are there really dots at the end of all the channel names in emotive.locs?
> If so, try without them.
>
> best,
> Marijn.
>
> > On 7 Apr 2019, at 04:18, Senaka Amarakeerthi <senakahks at gmail.com>
> wrote:
> >
> > External Email - Use Caution
> >
> >
> > Dear Marijn,
> >
> > I adjusted emotiv.locs file according to the ch_pure channel names.
> Still, I am getting the same error.
> >
> > emotive.locs after rearranging.
> >
> > 1 0 0.181 AF3.
> > 2 0 0 F7..
> > 3 180 0.181 F3..
> > 4 180 0.352 FC5.
> > 5 -39 0.231 T7..
> > 6 39 0.231 P7..
> > 7 -90 0.181 O1..
> > 8 90 0.181 O2..
> > 9 -90 0.352 P8..
> > 10 90 0.352 T8..
> > 11 -142 0.231 FC6.
> > 12 142 0.231 F4..
> > 13 0 0.352 F8..
> > 14 0 0.501 AF4.
> >
> > Regards,
> >
> > Senaka
> >
> >
> > On Sat, Apr 6, 2019 at 10:39 PM Marijn van Vliet <w.m.vanvliet at gmail.com>
> wrote:
> > External Email - Use Caution
> >
> > Dear Senaka,
> >
> > for each channel listed in ch_pure, the corresponding location is
> searched for in the emotiv.locs file. Hence, the channel names in ch_pure
> should match those in emotiv.locs, which in your case is not the case.
> >
> > best,
> > Marijn.
> >
> > > On 6 Apr 2019, at 19:41, Senaka Amarakeerthi <senakahks at gmail.com>
> wrote:
> > >
> > > External Email - Use Caution
> > >
> > >
> > > Dear Alex,
> > >
> > > Thank you for the quick reply. I am trying to channel locations using
> the code below.
> > >
> > > ch_pure = ['AF3', 'F7', 'F3', 'FC5', 'T7', 'P7', 'O1', 'O2',
> 'P8','T8', 'FC6', 'F4', 'F8', 'AF4']
> > > montage_pure = mne.channels.read_montage(kind="emotiv",
> ch_names=ch_pure, path='/Volumes/STORAGE/Dropbox/')
> > > raw.set_montage(montage=montage_pure)
> > >
> > > emotiv.locs has the following content
> > > 1 0 .181 Fz..
> > > 2 0 0 Cz..
> > > 3 180 .181 Pz..
> > > 4 180 .352 Oz..
> > > 5 -39 .231 F3..
> > > 6 39 .231 F4..
> > > 7 -90 .181 C3..
> > > 8 90 .181 C4..
> > > 9 -90 .352 T3..
> > > 10 90 .352 T4..
> > > 11 -142 .231 P3..
> > > 12 142 .231 P4..
> > > 13 0 .352 Fpz.
> > > 14 0 .501 EOG.
> > >
> > > Anyway I ended up with the error:
> > > 365 upper_names = [ch_name.upper() for ch_name in ch_names]
> > > 366
> > > sel, ch_names_ = zip(*[(i, ch_names[upper_names.index(e)])
> for i, e in
> > >
> > > --> 367 enumerate([n.upper() for n in
> ch_names_])
> > > 368
> > > if e in upper_names])
> > >
> > > 369 sel = list(sel)
> > >
> > >
> > >
> > > ValueError: not enough values to unpack (expected 2, got 0)
> > >
> > > Any suport is highly appreciated.
> > >
> > > Senaka
> > >
> > >
> > >
> > > On Sat, Apr 6, 2019 at 1:19 PM Alexandre Gramfort <
> alexandre.gramfort at inria.fr> wrote:
> > > External Email - Use Caution
> > >
> > >
> > > hi Senaka,
> > >
> > > I assume you speak about "spatial_colors=True" option in evoked.plot
> > >
> > > if so to get the colors you need to have the channel locations that
> you can so
> > > far set with set_montage method.
> > >
> > > HTH
> > > Alex
> > >
> > >
> > > On Sat, Apr 6, 2019 at 6:05 AM Senaka Amarakeerthi <
> senakahks at gmail.com> wrote:
> > > External Email - Use Caution
> > >
> > >
> > >
> > > Dear All,
> > >
> > > Visualization of FIF generates nice color graphs and EDF generates
> ugly black and white graphs. Can we get color graphs for EDF as well?
> > >
> > > Senaka
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