Hi Sara,
you can manually check the quality of your non-smoothed individual-subject
ICA prior FIX. If you can clearly identify good/bad components, then you
can run FIX on those non-smoothed data. If you canšt detect clear
components, then smoothing may be necessary.
Best,
Valerio
On 05/05/16 18:34, "Matt Glasser" <[log in to unmask]> wrote:
>I would not recommend smoothing before ICA+FIX.
>
>Peace,
>
>Matt.
>
>On 5/5/16, 11:22 AM, "FSL - FMRIB's Software Library on behalf of Sara De
>Simoni" <[log in to unmask] on behalf of [log in to unmask]>
>wrote:
>
>>Dear FSL users & experts,
>>
>>I have a question regarding cleaning data with FIX -
>>
>>My understanding is that smoothing of functional data is recommended
>>prior to FIX to increase SNR (my data does not have high spatial/temporal
>>resolution).
>>
>>However I would like to use SPM DARTEL tools to normalise my functional
>>data. This step incorporates smoothing and does not work properly if
>>smoothing is not used.
>>
>>I don't want to apply smoothing to my data twice so my question is this:
>>
>>Can I clean non-smoothed data with the noise components classified as
>>such by using the same smoothed data?
>>
>>Thanks for your help with this!
>>
>>Sara
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