4D data reading -> 148 channel system

[Julian Keil]

Hello Jan-Mathijs,

thanks for the fast fix of problem 1.
As for problem 2: the data.hdr.orig.channel indeed looks meaningful
and replacing the files as you mentioned works fine.

Thanks a lot.

Julian

Am 08.10.2008 um 17:53 schrieb jan-mathijs schoffelen:

> Dear Julian,
>
> As of the debugging thingy: sorry about that, I thought I adjusted
> it but apparently something went wrong. You can easily fix this
> yourself by going to the appropriate function. It's read_4d_hdr and
> you just have to remove the keyboard-statement somewhere in the
> code. I don't know where the function is located in the release
> version of fieldtrip, but it should be somewhere like fieldtrip/
> private, or fieldtrip/fileio/private. I hope that as of tomorrow the
> trailing keyboard statement is removed from the release version.
> Regarding your second point: I tried it out with a 148-channel
> dataset I have lying around, and you're absolutely right.
> Interestingly, for the 248-system it works just fine. Give me some
> time to look into this. I hope to get it working robustly for both
> systems. Could you for the time being check whether the field
> data.hdr.orig.Channel looks meaningful for your data? A solution for
> now would be to replace data.hdr.label (and data.label) with
> hdr.orig.Channel.
>
>
> Yours,
>
> Jan-Mathijs
>
>
>
> On Oct 8, 2008, at 4:22 PM, Julian Keil wrote:
>
>> Hello everyone,
>>
>> i just tried to read 4D raw data as was suggested in the recent
>> discussion.
>> Unfortunately, I encountered 2 Problems:
>>
>> First, Matlab still enters the debug-mode, although I'm using the
>> latest version of Fieldtrip
>> Second, though I can read the raw datal, the labels for the MEG
>> channels are missing. The data.hdr.label contains the 165 recorded
>> channels but the labels are not the Names but - as I think - the
>> locations.
>> (e.g. A3+03).
>> Could it be, that the definition for the 148-channel 4d-system is
>> missing?
>> Does anyone have a hint hw to solve this?
>>
>> Thanks a lot
>>
>> Julian Keil
>>
>>
>> Dipl. Psych. Julian Keil
>>
>> OBOB-Lab
>> University of Konstanz
>> Department of Psychology
>> P.O. Box D23
>> 78457 Konstanz
>> Germany
>>
>> Tel: ++49 - (0)7531 - 88 45 84
>> Email: julian.keil at uni-konstanz.de
>> Homepage: http://www.uni-konstanz.de/obob
>>
>>
>>
>>
>> ----------------------------------
>>
>> The aim of this list is to facilitate the discussion between users
>> of the FieldTrip toolbox, to share experiences and to discuss new
>> ideas for MEG and EEG analysis.
>>
>> http://listserv.surfnet.nl/archives/fieldtrip.html
>>
>> http://www.ru.nl/fcdonders/fieldtrip/
>>
>
> ----------------------------------
>
> The aim of this list is to facilitate the discussion between users
> of the FieldTrip toolbox, to share experiences and to discuss new
> ideas for MEG and EEG analysis.
>
> http://listserv.surfnet.nl/archives/fieldtrip.html
>
> http://www.ru.nl/fcdonders/fieldtrip/
>


----------------------------------
The aim of this list is to facilitate the discussion between users of the FieldTrip  toolbox, to share experiences and to discuss new ideas for MEG and EEG analysis. See also http://listserv.surfnet.nl/archives/fieldtrip.html and http://www.ru.nl/fcdonders/fieldtrip.
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