[Mne_analysis] SNR estimate for single trials

Alexandre Gramfort alexandre.gramfort at telecom-paristech.fr
Thu Mar 30 07:09:24 EDT 2017
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hi Ana,

yes 1 is typically what is used if you estimate things on single trials.

I think we should update this example to clarify / change this.

See https://github.com/mne-tools/mne-python/issues/4131

Alex

On Thu, Mar 30, 2017 at 6:47 AM, A. Klimovich-Smith <ak798 at cam.ac.uk> wrote:
> Hello everyone,
>
> I want to ask what would be the recommended SNR amplitude estimate when
> computing single trial source estimates with
> mne-python(apply_inverse/apply_inverse_epochs)?
>
> I looked at this tutorial
> http://martinos.org/mne/stable/auto_examples/inverse/plot_compute_mne_inverse_epochs_in_label.html
>
> and for single trial SNR is kept the same as for the evoked data -
> default 3. Would it not make sense to reduce it to less (e.g. 1, I have
> been using previously with mne-c) if we know that single trials are much
> noisier?
>
> Thanks for your help,
> Ana
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