[Mne_analysis] Problems with interpolation (newbie question)

[Alexandre Gramfort]

        External Email - Use Caution        

is FC3 present in the available data?
if not you need to add a channel with zero data to interpolate it.

Alex


On Fri, Aug 23, 2019 at 5:13 AM Егор Сысоев <egor.sysoev2002 at gmail.com> wrote:
>
>         External Email - Use Caution
>
> Hi everybody,
> I'm new to MNE analysis. I'm trying to interpolate bad channels in EEG (BioSemi) data, but there seems to be an error.
> The raw.info looks like this:
>
> <Info | 16 non-empty fields
>     bads : list | FC3
>     ch_names : list | Fp1, AF7, AF3, F1, F3, F5, F7, FT7, FC5, ...
>     chs : list | 73 items (EEG: 72, STIM: 1)
>     comps : list | 0 items
>     custom_ref_applied : bool | False
>     dev_head_t : Transform | 3 items
>     events : list | 0 items
>     highpass : float | 0.0 Hz
>     hpi_meas : list | 0 items
>     hpi_results : list | 0 items
>     lowpass : float | 104.0 Hz
>     meas_date : tuple | 2015-09-01 13:51:14 GMT
>     nchan : int | 73
>     proc_history : list | 0 items
>     projs : list | 0 items
>     sfreq : float | 512.0 Hz
>     acq_pars : NoneType
>     acq_stim : NoneType
>     ctf_head_t : NoneType
>     description : NoneType
>     dev_ctf_t : NoneType
>     dig : NoneType
>     experimenter : NoneType
>     file_id : NoneType
>     gantry_angle : NoneType
>     hpi_subsystem : NoneType
>     kit_system_id : NoneType
>     line_freq : NoneType
>     meas_id : NoneType
>     proj_id : NoneType
>     proj_name : NoneType
>     subject_info : NoneType
>     xplotter_layout : NoneType
> >
>
>
>  And the error\warning when I write "raw.copy().pick_types(eeg=True).interpolate_bads()" is this:
>
>
> <ipython-input-21-28f155242753>:1: RuntimeWarning: No bad channels to interpolate. Doing nothing...
>   raw.copy().pick_types(eeg=True).interpolate_bads()
>
>  As can be seen from the raw.info, there is one bad channel, and I can't figure out what the problem is.
>
>
> Best regards,
>
> Egor
>
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