[Eeglablist] Full-Epoch Length Single-Trial Correction

[Arnaud Delorme]

Dear Michele,

this method is already implemented in EEGLAB 11 and you can even select it from the graphic interface. 
I guess you must be using EEGLAB 10.
Best regards,

Arno

On Aug 20, 2012, at 5:41 AM, Michele Barsotti wrote:

> Dear Collegues,
>  I would like to implement the method called "Full-Epoch Length Single_trial Correction"
>  (Grandchamp R, Delorme A.(2011) Single-trial normalization for event-related spectral 
> decomposition reduces sensitivity to noisy trials. Front Psychol. 2:236.) using EEGlab.
> 
> "This method consist in first performing full-epoch length single-trial correction, 
> and then performing classical pre-stimulus baseline correction on the resulting ERSP trial Averages."
> 
> In 'newtimef' script there is this optional input:
> 'trialbase' = ['on'|'off'] perform baseline (normalization or division 
>               above in single trial instead of the trial average. Default
>               if 'off'. 
> 
> If I set 'trialbase' = 'on' ,  with the "baseline" = 'whole epoch'  , I obtain only the first step: full-epoch length single-trial correction.  
> 
> How can I do now to perform the second step: "classical pre-stimulus baseline correction on the resulting ERSP trial Averages". ?
> 
> 
> Thank you in advance
> 
> -- 
>         -Michele-
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