Hi,
I do not think this is the case - I tested
multiple z-maps including ones that
showed significant regions in broad
brain areas with threshold-based
approaches.
Best wishes,
Koji
2011/2/28 Reza Salimi <[log in to unmask]>:
> Hi Koji,
> this may happen if you have no positive voxel (>0) in your image.
> Can you please see if that is the case?
> Cheers
>
> On Mon, Feb 28, 2011 at 11:49 PM, Koji Jimura <[log in to unmask]> wrote:
>>
>> Hello,
>>
>> I come across a trouble with -tfce option of fslmaths.
>> The output is always zero in all voxels with any
>> HCE parameters and z-stat files.
>>
>> I am using FSL 4.1.6 running on Max OSX (10.6.6)
>> and Linux (2.6.32-71.7.1.el6.x86_64), but no other
>> platforms were tested.
>>
>> Any suggestion would be appreciated.
>>
>> Best wishes,
>> Koji
>
>
>
> --
> Reza Salimi-Khorshidi,
> DPhil Candidate, FMRIB Centre of the University of Oxford (Linacre College)
> Associate Member, Oxford-Man Institute for Quantitative Finance, University
> of Oxford
>
> Email: [log in to unmask]; Tel: +44 (0) 1865 222704; Fax: +44 (0)1865
> 222717
> Address: FMRIB Centre, John Radcliffe Hospital, Oxford OX3 9DU, UK
>
>
>
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