That's the correct way to do it. To concatenate the bvecs and bvals you
can even do that in a spreadsheet software if you aren't comfortable with
the scripting ways to do this.
Peace,
Matt.
On 6/25/13 7:59 AM, "Giuseppe Delvecchio" <[log in to unmask]> wrote:
>Dear FSL's users,
>I have three DWI acquisitions for each subject included in my study
>(d500,d750,d1000). In each of the acquisition I have 1 reference image
>(b=0) and 25 DWI. In order to increase the quality I create a 4D image
>where I have concatenated the three images (from three different
>acquisitions) with 75 DWI and 3 reference images. I am not sure if this
>method is scientifically correct but how is possible to concatenate also
>the bvecs and bvals in order to create an extended sequence from the
>bvals and bvecs of the original images (d500,d750,d1000)?
>Thank you very much,
>Giuseppe
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