[Mne_analysis] EEG Data Conversion

[Denis-Alexander Engemann]

Dear Isaiah,

Here's an example of how to do it:

https://gist.github.com/dengemann/e9b45f2ff3e3380907d3

I hope this helps.

-Denis

2014-08-26 0:10 GMT+02:00 Denis A. Engemann <denis.engemann at gmail.com>:

> Hi Isaiah,
>
> yes this is correct.
> Take look at the documentation string to get an idea how to use it,
> basically you pass the data matrix, the sampling rate, a list of channel
> types, like ['eeg'] * 128 for 128 EEG channels and that's it for
> constructing a Raw object whose .save method you can then use to create a
> fiff file.
>
> Please let me know how it goes.
>
> HTH,
> Denis
>
>
>
> > On 25 Aug 2014, at 23:53, "Isaiah C. Smith" <
> Isaiah.C.Smith.17 at dartmouth.edu> wrote:
> >
> > Thanks Denis for the response,
> >
> > Do you mean that we can use Evoked Array to Convert the data into the
> .fiff? We are able to extract the EEG data & electrode location data
> information using matlab. Also, we know the sampling rate information. So
> can we use some tools (e.g. mne.io.RawArray, mne.EpochsArray and mne) to
> convert into fiff format?
> >
> > Isaiah
> >
> >> On Aug 25, 2014, at 12:19 PM, Denis A. Engemann <
> denis.engemann at gmail.com> wrote:
> >>
> >> We have mne.io.RawArray, mne.EpochsArray and mne. EvokedArray for such
> cases.
> >> Once you can extract the data and some info on sampling rate it's
> trivial to construct fiff compatible data-structures..
> >> Unfortunately we still don't have an example for that in MNE-Python ...
> >>
> >> --Denis
> >>
> >>> On 25 Aug 2014, at 20:25, dgwakeman at gmail.com wrote:
> >>>
> >>> Hi Isaiah,
> >>>
> >>> You provided the suffixes of the files not the name of the file types.
> The first thin I would try to do is look for a file converter or reader. If
> you cannot find a converter for whatever file types these are, but you are
> able to read the files with some toolbox: you could read in those data
> files and replace all of the fields in the raw sample data set with your
> data. This is something I only recommend for advanced users as there are a
> lot of details you need to keep track of.
> >>>
> >>> HTH
> >>> D
> >>>
> >>> Sent from my phone
> >>>
> >>>> On Aug 25, 2014, at 14:23, "Isaiah C. Smith" <
> Isaiah.C.Smith.17 at dartmouth.edu> wrote:
> >>>>
> >>>> Hello Experts,
> >>>>
> >>>> I need to get the gain matrix using MNE. I have made my bem models,
> but I need help with the EEG conversion data. Could someone help me through
> this process so that I can view the matrix?
> >>>>
> >>>> These are the formats of the electrode location files that I have.
> >>>> <Screen Shot 2014-08-24 at 12.33.11 PM.png>
> >>>>
> >>>>
> >>>> And these are the formats of the EEG data that I have.
> >>>>
> >>>> <Screen Shot 2014-08-24 at 12.33.27 PM.png>
> >>>>
> >>>>
> >>>> Thank you,
> >>>> Isaiah Smith
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