[Mne_analysis] concatenation raws and events

[J.A. Entakli]

Hi D,
I understand but the problem is that I modified manually some number in 
the events file and now I not able to extract directly them. Tell me if 
I make a mistake. I am a really beginner.

Thanks,
John

On 11/09/2014 16:07, dgw wrote:
> You should be able to read the events straight from the raw object.
> (mne.find_events). This is the safest way to deal with events.
> 
> HTH
> D
> 
> On Thu, Sep 11, 2014 at 11:06 AM, J.A. Entakli <jae40 at cam.ac.uk> wrote:
>> Thank you Steve,
>> 
>> I suppose something like that:
>> raws = mne.io.Raw(['raw1_fname','raw2_fname'])
>> 
>> and what about the events??
>> 
>> Bests,
>> Jonathan
>> 
>> On 11/09/2014 15:58, Stephen Politzer-Ahles wrote:
>>> Hi Jonathan,
>>> 
>>> When you read your raw file, you can pass the function a list of
>>> filenames (instead of one filename) to automatically read all those
>>> files into a single Raw object. Then you shouldn't need to worry 
>>> about
>>> concatenating later.
>>> 
>>> Best,
>>> Steve
>>> 
>>> Stephen Politzer-Ahles
>>> New York University, Abu Dhabi
>>> Neuroscience of Language Lab
>>> http://www.nyu.edu/projects/politzer-ahles/ [5]
>>> 
>>> On Thu, Sep 11, 2014 at 6:44 PM, J.A. Entakli <jae40 at cam.ac.uk> 
>>> wrote:
>>> 
>>>> Hello Everybody,
>>>> During my experiment I recorded 2 blocs per subject. I am just
>>>> started
>>>> with mne_python.
>>>> 
>>>> I have two questions in one ::
>>>> 1) I would like to know how can I concatenate the blocs and above
>>>> all
>>>> the events (corresponding to each bloc) to have just one bloc.
>>>> In brief, for each subject I have one bloc with its events and
>>>> another
>>>> bloc with its events also.
>>>> 
>>>> raw_fname1= '...'
>>>> raw_fname2= '...'
>>>> event_fname1= '...'
>>>> event_fname2= '...'
>>>> 
>>>> raw1 = io.Raw(raw_fname1)
>>>> raw2 = io.Raw(raw_fname2)
>>>> 
>>>> events1 = mne.read_events(event_fname1)
>>>> events2 = mne.read_events(event_fname2)
>>>> events_list = [events1,events2]
>>>> 
>>>> raw_conc= concatenate_raws([raw1,raw2], events_list=events_list)
>>>> 
>>>> Until here I think these several code lines work correctly...
>>>> 
>>>> 2) But when I try to extract the epochs from raw_conc I have some
>>>> error
>>>> messages (concerning I think the events_list)
>>>> 
>>>> picks =
>>>> mne.pick_types(raw1.info
>>>> [1],meg='mag',eeg=False,ecg=False,eog=False,stim=False,
>>>> exclude='bads')
>>>> epochs = mne.Epochs(raw, events_list, event_id, tmin, tmax,
>>>> picks=picks,
>>>> baseline= baseline, reject=reject)
>>>> 
>>>> The aim of both questions is to use the tfr_morlet function which
>>>> asks
>>>> in input the epochs.
>>>> 
>>>> power, itc = tfr_morlet(epochs, freqs=freqs, n_cycles=n_cycles,
>>>> use_fft=False, return_itc=True, decim=3,n_jobs=1)
>>>> 
>>>> Someone has an idea about this?
>>>> 
>>>> Bests,
>>>> 
>>>> Jonathan
>>>> --
>>>> Dr Jonathan Entakli - Research Associate Post doctoral position
>>>> 
>>>> Department of Psychology
>>>> University of Cambridge, Downing St
>>>> Cambridge CB2 3EB
>>>> 
>>>> Sir William Hardy Building
>>>> Office : 314
>>>> Mobile : 07778 692 458
>>>> 
>>>> http://www.viscog.psychol.cam.ac.uk/ [2]
>>>> _______________________________________________
>>>> Mne_analysis mailing list
>>>> Mne_analysis at nmr.mgh.harvard.edu
>>>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis [3]
>>>> 
>>>> The information in this e-mail is intended only for the person to
>>>> whom it is
>>>> addressed. If you believe this e-mail was sent to you in error and
>>>> the e-mail
>>>> contains patient information, please contact the Partners
>>>> Compliance HelpLine at
>>>> http://www.partners.org/complianceline [4] . If the e-mail was sent
>>>> to you in error
>>>> but does not contain patient information, please contact the sender
>>>> and properly
>>>> dispose of the e-mail.
>>> 
>>> 
>>> 
>>> Links:
>>> ------
>>> [1] http://raw1.info
>>> [2] http://www.viscog.psychol.cam.ac.uk/
>>> [3] https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
>>> [4] http://www.partners.org/complianceline
>>> [5] http://www.nyu.edu/projects/politzer-ahles/
>>> 
>>> _______________________________________________
>>> Mne_analysis mailing list
>>> Mne_analysis at nmr.mgh.harvard.edu
>>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
>>> 
>>> 
>>> The information in this e-mail is intended only for the person to 
>>> whom
>>> it is
>>> addressed. If you believe this e-mail was sent to you in error and 
>>> the
>>> e-mail
>>> contains patient information, please contact the Partners Compliance
>>> HelpLine at
>>> http://www.partners.org/complianceline . If the e-mail was sent to 
>>> you
>>> in error
>>> but does not contain patient information, please contact the sender 
>>> and
>>> properly
>>> dispose of the e-mail.
>> 
>> --
>> Dr Jonathan Entakli - Research Associate
>> 
>> Department of Psychology
>> University of Cambridge, Downing St
>> Cambridge CB2 3EB
>> 
>> Sir William Hardy Building
>> Office : 314
>> Mobile : 07778 692 458
>> 
>> http://www.viscog.psychol.cam.ac.uk/
>> _______________________________________________
>> Mne_analysis mailing list
>> Mne_analysis at nmr.mgh.harvard.edu
>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
> _______________________________________________
> Mne_analysis mailing list
> Mne_analysis at nmr.mgh.harvard.edu
> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis

-- 
Dr Jonathan Entakli - Research Associate

Department of Psychology
University of Cambridge, Downing St
Cambridge CB2 3EB

Sir William Hardy Building
Office : 314
Mobile : 07778 692 458

http://www.viscog.psychol.cam.ac.uk/