Dear Fabian,
MEEGTools is included in SPM8 so unless you removed it it should be
there. Try updating your SPM if you can't find it. SPM8 gets the
information about the fiducials from .hc file included in the dataset.
Vladimir
On Thu, Jul 1, 2010 at 9:03 AM, Fabian Tomaschek <[log in to unmask]> wrote:
> Hello Vladimir
> thanks for your answer.
> Unfortunately, I do not have the "meegtools" in my toolbox register...
> still, I would like to know, where exactly SPM8 does get the information for the fiducials from.
> it is just out of curiosity :)
>
> On Tue, 29 Jun 2010 11:05:34 +0100, Vladimir Litvak <[log in to unmask]> wrote:
>
>>Dear Fabian,
>>
>>If the CTF software stores the result as .ds folder the fiducials
>>should be there so it's hard to say what goes wrong. However, you
>>indeed can use the tool in Toolbox/MEEGTools/Copy MEG sensors/ to
>>re-load the sensors and fiducials from the raw CTF dataset into your
>>SPM8 dataset.
>>
>>Best,
>>
>>Vladimir
>>
>>On Tue, Jun 29, 2010 at 10:50 AM, Fabian Tomaschek <[log in to unmask]> wrote:
>>> Hello Everybody,
>>> I'm new here, hence I would like to introduce myself first.
>>> I'm working on a research project about long and short vowels in German using the MEG.
>>> My recordings are already done and I want to analyse my data, but I have a sincere problem.
>>>
>>> I have preprocessed my datasets with CTF-routines (average, eyeblink-rejection, offset-removel. I have to do so in order to use some other programs than SPM8).
>>> When I want to do 3D-reconstruction, SPM8 refuses to process the data with the excuse that "no fiducials are defined".
>>> I thought the information is stored in the hc (headcoils) struct produced by the CTF-routines, hence I looked after that.
>>> But the results remained the same.
>>>
>>> My questions:
>>> 1. Where does SPM8 get the information about the fiducials from?
>>> 2. Are there several possibilities to read that information from the original dataset?
>>> 3. Is there a possibility to access the datasets after SPM8-convertion in order to insert the information about the fiducials manually?
>>>
>>> Thanks in advance,
>>> I hope, someone can help me,
>>>
>>> Greetings
>>> Fabian
>>>
>
>
>
|