[MINC-users] [FSL] N3 correction

[Andrew Janke]

Hi Moran,

yes, these sorts of things are best sent here:

   minc-users at bic.mni.mcgill.ca

the short answer to your question is that N3 is not really made for
EPI as the histogram sharpening will have trouble with the EPi
contrast.


Andrew

On Wed, Jul 15, 2009 at 09:18, Steve Smith<steve at fmrib.ox.ac.uk> wrote:
> Hi - nu_correct is not an FSL program - you'll have to ask the MINC people
> about that!
> Cheers.
>
>
> On 14 Jul 2009, at 15:59, Moran Artzi wrote:
>
>> Hi
>> I'm trying to use N3 tool (nu_correct) for the correcting of epi
>> (perfusion)
>> data. However its seems that the default mode (nu_correct -mask mask.mnc
>> vol1_brain.mnc voln3.mnc) is not rough enough for this kind of data
>> (a significant brain asymmetry is still demonstrated with minor
>> differences
>> between the corrected and uncorrected data).
>>
>> Can you please help me to improve my results?
>> Many thanks
>> Moran
>>
>
>
> ---------------------------------------------------------------------------
> Stephen M. Smith, Professor of Biomedical Engineering
> Associate Director,  Oxford University FMRIB Centre
>
> FMRIB, JR Hospital, Headington, Oxford  OX3 9DU, UK
> +44 (0) 1865 222726  (fax 222717)
> steve at fmrib.ox.ac.uk    http://www.fmrib.ox.ac.uk/~steve
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>