Perfect, thanks a lot for a swift reply.
Best
Torben
Sendt fra min iPhone
Den 13/06/2013 kl. 12.28 skrev Christian Gaser <[log in to unmask]>:
> Dear Torben,
>
> I have removed the interface to the non-stationarity correction in VBM8 because of the interferences with the SPM8 GUI. However, there is still a hidden option if you use the conversion tools for transforming and thresholding T-or F-maps:
> VBM8|Data presentation|Threshold and transform T-maps
>
> Furthermore, SPM8 (release >= 4010) provides a non-stationarity correction, that is based on smoothed RPV-maps, which should be more reliable than the unsmoothed RPV maps in VBM8 or in the NS-toolbox. To enable this function set:
> defaults.stats.rft.nonstat = 1;
> in spm_defaults. However, this option will result in a much longer calculation if you print the results table.
> This is maybe also the reason that this option is not set as default.
>
> Regards,
>
> Christian
>
> ____________________________________________________________________________
>
> Christian Gaser, Ph.D.
> Assistant Professor of Computational Neuroscience
> Department of Psychiatry
> Friedrich-Schiller-University of Jena
> Jahnstrasse 3, D-07743 Jena, Germany
> Tel: ++49-3641-934752 Fax: ++49-3641-934755
> e-mail: [log in to unmask]
> http://dbm.neuro.uni-jena.de
>
> On Thu, 13 Jun 2013 12:22:20 +0200, Torben Lund <[log in to unmask]> wrote:
>
>> Dear Dr. Gaser
>>
>> I have told a student of mine to use VBM8 to perform proper cluster size thresholding of a VBM analysis (where nonstationarity of the RPV map is accounted for). He claims, and I am afraid I have to confirm this, that the option is no longer available as it was in VBM5. Has the feature been removed or are we just not looking the right place?
>>
>> With very best regards
>> Torben
>>
>>
>>
>>
>>
>> Torben Ellegaard Lund
>> Associate Professor, PhD
>> Center of Functionally Integrative Neuroscience (CFIN)
>> Aarhus University
>> Aarhus University Hospital
>> Building 10G, 5th floor, room 31
>> Noerrebrogade 44
>> 8000 Aarhus C
>> Denmark
>> Phone: +45 7846 4380
>> Fax: +45 7846 4400
>> http://www.cfin.au.dk
>> [log in to unmask]
>
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