[FieldTrip] converting from som to ft

[Zita Eva Patai]

Right, got it. Thank you again!

On Thu, Nov 15, 2012 at 5:53 PM, Vladimir Litvak
<litvak.vladimir at gmail.com>wrote:

> I don't see what you mean. This is the intended functionality that
> supports TF data and produces the right format.
>
> Vladimir
>
> On 11/15/12, Zita Eva Patai <eva.patai at psy.ox.ac.uk> wrote:
> > Thanks Vladimir!
> > (but does this mean I cannot convert my TF data at all, or i have to do
> > this as a 'loophole' alternative...and then i get my TF data into the
> right
> > format?)
> >
> > On Thu, Nov 15, 2012 at 4:37 PM, Vladimir Litvak
> > <litvak.vladimir at gmail.com>wrote:
> >
> >> Dear Zita,
> >>
> >> You do:
> >>
> >> freq = D.fttimelock
> >>
> >> in SPM. The fieldtrip function does not support TF data.
> >>
> >> Best,
> >>
> >> Vladimir
> >>
> >>
> >> On Thu, Nov 15, 2012 at 4:29 PM, Zita Eva Patai
> >> <eva.patai at psy.ox.ac.uk>wrote:
> >>
> >>> Hello FT-ers
> >>>
> >>> In the past i had no problem when converting my data from SPM (where i
> >>> do
> >>> preprocessing and averaging) to FT (where I do my cluster-stats and
> >>> plotting)
> >>>
> >>> Currently, I am using the new way to convert (previous version seems
> >>> outdated 'nspm2ftrip') and I am hitting a wall: it says my data is not
> >>> in
> >>> the right format, ie: not freq data. But i know that it is...any advice
> >>> would be much appreciated! Not to mention is warns me my data is not
> >>> epoched when it is indeed so...
> >>>
> >>> Thank you!
> >>> zita
> >>>
> >>> *********************
> >>> *>> D = spm_eeg_load*
> >>> SPM M/EEG data object
> >>> Type: evoked
> >>> Transform: TF
> >>> 8 conditions
> >>> 326 channels
> >>> 20 frequencies
> >>> 501 samples/trial
> >>> 8 trials
> >>> Sampling frequency: 250 Hz
> >>> Loaded from file  C:\Users\Eva Z
> >>> Patai\Documents\MATLAB\epoched_data\tf\rmtf_rs01_timecorr.mat
> >>>
> >>> Use the syntax D(channels, frequencies, samples, trials) to access the
> >>> data
> >>> Type "methods('meeg')" for the list of methods performing other
> >>> operations with the object
> >>> Type "help meeg/method_name" to get help about methods
> >>>
> >>> *>> data = spm2ft(D)*
> >>>
> >>> mapping condition label "11" to condition code 1
> >>> mapping condition label "12" to condition code 2
> >>> mapping condition label "21" to condition code 3
> >>> mapping condition label "22" to condition code 4
> >>> mapping condition label "31" to condition code 5
> >>> mapping condition label "32" to condition code 6
> >>> mapping condition label "41" to condition code 7
> >>> mapping condition label "42" to condition code 8
> >>>
> >>> data =
> >>>
> >>>       fsample: 250.0000
> >>>         label: {326x1 cell}
> >>>          time: {1x8 cell}
> >>>         trial: {1x8 cell}
> >>>     trialinfo: [8x1 double]
> >>>           cfg: [1x1 struct]
> >>>
> >>>
> >>> *>> data2 = ft_checkdata(data, 'datatype', 'freq')*
> >>>
> >>> Warning: the data does not contain a trial definition, assuming that
> the
> >>> trials are consecutive segments of a continuous recording
> >>> > In utilities\private\warning_once at 81
> >>>   In utilities\private\fixsampleinfo at 54
> >>>   In ft_datatype_raw at 91
> >>>   In ft_checkdata at 170
> >>> Error using ft_checkdata (line 288)
> >>> This function requires freq data as input.
> >>>
> >>>
> >>>
> >>> _______________________________________________
> >>> fieldtrip mailing list
> >>> fieldtrip at donders.ru.nl
> >>> http://mailman.science.ru.nl/mailman/listinfo/fieldtrip
> >>>
> >>
> >>
> >> _______________________________________________
> >> fieldtrip mailing list
> >> fieldtrip at donders.ru.nl
> >> http://mailman.science.ru.nl/mailman/listinfo/fieldtrip
> >>
> >
> >
> >
> > --
> >
> > Zita Patai
> > DPhil, Experimental Psychology
> > University of Oxford
> > bcl.psy.ox.ac.uk/people/zita-eva-patai/
> >
> _______________________________________________
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> fieldtrip at donders.ru.nl
> http://mailman.science.ru.nl/mailman/listinfo/fieldtrip
>



-- 

Zita Patai
DPhil, Experimental Psychology
University of Oxford
bcl.psy.ox.ac.uk/people/zita-eva-patai/
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