[Mne_analysis] Visualization of EDF gives ugly output

[Senaka Amarakeerthi]

        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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-- 
Senaka Amarakeerthi, PhD(Japan)
Senior Lecturer in Computer Science
Faculty of Technology
University of Sri Jayewardenepura
Nugegoda
Sri Lanka
email:   senaka at sjp.ac.lk
Mobile: +(94)-71-2043212
Office:  +(94)-11-2802969
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