Could anybody please comment on this?
Help is greatly appreciated.
Thanks!
Vincent
> Dear Mark,
>
> Thank you for your answer. I was wondering what the best way would be to average these images. Would you choose option A, B, or something else?
>
> A) Rigid (6 DOF) registration of image B to image A. Subsequently add (fslmaths -add) and average the two images (fslmaths -div 2).
>
> B) Average raw T1_A and T1_B. Rigid (6 DOF) registration of image T1_A and T1_B to the raw mean image. Average the registered images.
>
> To me, option B seems like the most fair one, as it rotates and translates both scans a little bit, and not only one scan the full amount.
>
> What do you suggest?
>
> Thanks for your help,
>
> Vincent
>> Yes!
>>
>> All the best,
>> Mark
>>
>> On 24 Jan 2013, at 15:45, Vincent Koppelmans <[log in to unmask]> wrote:
>>> Hi all,
>>>
>>> I have a large dataset of T1-weighted images. Each subject has been scanned twice with not much more than 45 min in between two scan sessions.
>>>
>>> I was wondering if I it would make sense to co-register and average these images to increase the SNR (and eventually get a better segmentation).
>>>
>>> Thanks,
>>>
>>> Vincent
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