Hi Natalie,
Please ignore my previous e-mail. Doug suggested this work-around. You
can use the output from your mri_convert for the --targ flag in the following
command.
mri_vol2vol --mov original.nii --targ mriconvertoutput.nii --regheader --o
orig.new.nii
Thanks,
Sita.
> On Fri, 4 Jun 2010, casp...@clipper.ens.fr wrote:
>
>> HI!
>> I need to subsample my original 4D .nii files (the f.nii or the fmc.nii
>> after motion correction) from 2.5 2.5 2.75 to 2 2 2 mm, in each orignial
>> 4D nii are 200 volumes:
>> After subsampling with
>> mri_convert -vs 2 2 2 001/fmc.nii 001/fmc.nii -oi -ii
>>
>> the output info tells me that the inputstructure changed from nframe 200
>> to nframe 1 (in outputstructure)
>>
>> as a consequence my subsequent analysis of the estimation of the
>> statistics (-selxavg3-sess, not important I guess) cannot be performed.
>>
>> if I do the same for the f.nii files, the same happens, and -preproc-sess
>> enters with an ERROR ('cannot perform mc')
>>
>> How can I keep my 200 frames in the 4D nii and subsample my voxels at the
>> same time, to then continue my statistics?
>>
>> I would be extremely greatful I someone can help!
>>
>> Natalie xxx
>>
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>>
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