[FieldTrip] 60 Hz notch using preprocessing

[two frank]

Based on my experience, it seems that this can only be done in the epoched
data but not in the continuous EEG data.
Thoughts or comments from other fieldtrippers??

On Fri, Oct 28, 2011 at 1:21 AM, Francesco Di Pompeo <f.dipompeo at unich.it>wrote:

> Dear all,
>
> I need a 60 Hz notch filter before the ICA of continuous 4D data.
> I did it using ft_preprocessing but the 60 Hz line is still there..
>
> Something wrong in my script?
>
>
> cfg = [];
> cfg.dataset = '0';
> cfg.channel    = {'MEG', '-A246', '-A170', '-A110', '-A19'};
>
> cfg.bpfilter      = 'yes';
> cfg.bpfreq        = [1 150];
>
> cfg.dftfilter     = 'yes';
> cfg.dftfreq       = [60 120 180];
>
> data_meg                 = ft_preprocessing(cfg);
>
>
>
>
> -----------------------------------------------------------------
> Francesco Di Pompeo, PhD
> Institute of Advanced Biomedical Technologies and
> Department of Neuroscience and Imaging
> University of Chieti "G. d'Annunzio"
> Via dei Vestini - Campus Universitario
> 66013 Chieti - ITALY
> ph: +39-0871-3556907
> fax:+39-0871-3556930
>
>
>
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>



-- 
Frank
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