[Mne_analysis] mne_make_movie cannot find data set

Alexandre Gramfort gramfort at nmr.mgh.harvard.edu
Mon Apr 23 13:07:25 EDT 2012
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hi jeff,

I see 2 options:

option 1: make an event file with only 1 event and generate a fake evoked data
option 2: use matlab or python [1]

modifying mne_make_movie would be much more difficult.

Alex

[1] http://martinos.org/mne/auto_examples/inverse/plot_compute_mne_inverse_raw_in_label.html

On Mon, Apr 23, 2012 at 6:58 PM, Jeff Eriksen <eriksenj at ohsu.edu> wrote:
> I sent this to Matti, sharing it to the list now. I am using a single epoch
> of raw data, not an averaged evoked response, but apparently mne-make-movie
> is expecting the later?. mne_analysze will not work for this type of data,
> so I am trying to use mne-make-movie. The error I am getting below seems
> like the type of error mne-analyze would give with this EEG data.
>
> -Jeff
>
> From: Jeff Eriksen <eriksenj at ohsu.edu>
> To: Matti Hamalainen <msh at nmr.mgh.harvard.edu>
> Subject: Re: cannot run mne_browse_raw - missing libXft.2.dylib
>
> A new issue. When I tried to make an STC file, it could not find the data
> set (highlighted in yellow below if your email supports that). Since I could
> not load the data set in mne_analyze, it was recommened to me to use
> mne-make-movie and make an STC file, and this is the first chance I have had
> to try it.
>
> -Jeff
>
> ********************************************************************************************************************
> kje-macbook:MNE jefferiksen$ mne_make_movie --inv A1_smpl_ico3-inv.fif
> --meas A1_smpl.fif --signed --subject AIRC0001 --stc A1_smpl_ico3.stc --set
> 1
>
> mne_make_movie version 1.35 compiled at Jan  7 2011 02:27:27
> Create movies and tif, rgb, jpeg, png, or w files  using a precomputed
> inverse operator decomposition
>
> Inverse operator       : A1_smpl_ico3-inv.fif
> MEG/EEG data file      : A1_smpl.fif
> stc file output        : A1_smpl_ico3.stc
> Use constant SNR       : 3.0
>                          Calculate current expectation value
>                          Indicate current direction with sign.
> Subject                : AIRC0001
> Visualization surface  : inflated
>                          Process both hemispheres
>
> -------------------------------------------------------------------
>
> Loading the inverse operator...
> Read 2 source spaces from A1_smpl_ico3-inv.fif with a total of 1284 source
> locations
> Read the sensor covariance matrix (full)
> Read the source covariance matrix (diagonal)
> Measurement file id not found (omit matching).
> Solution is based on EEG.
> Inverse operator information was stored in head coordinates.
> Depth-weighting prior information read.
> Source orientations read.
> Singular values read.
> Eigenvectors read.
> Number of channels = 257
> Number of sources  = 1284
> Fixed source orientations
> Location information in head coordinates
> Projection in effect:
> # 1 : Average EEG reference : 1 vecs : 257 chs EEG active
> Loaded inverse operator from A1_smpl_ico3-inv.fif
> Triangle normals and neighboring triangles...[done]
> Vertex neighbors...[done]
> Distances between neighboring vertices...[780258 distances done]
> Triangle normals and neighboring triangles...[done]
> Vertex neighbors...[done]
> Distances between neighboring vertices...[789534 distances done]
> Loading the measurement data...
> No evoked response data available here
> kje-macbook:MNE jefferiksen$
> ***********************************************************************************************************
>
>
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