On Mon, 30 Nov 2009 15:25:59 +0000, Gabriel Go.Es.
<[log in to unmask]> wrote:
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>Dear SPMers
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>I'm trying to make some analysis on SPM using a set of subjects with
different smoothings each time, I have made a 2 sample t-test for each
smoothing; I can get the uncorrected results and can perform a FDR
correction even if no voxels survive the thershold, but when I try to make
FWE correction on the big smoothed images the folliwing error appears:
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>SPM5: spm_results_ui (v$Rev: 1776 $) 18:18:29 - 27/11/2009
>=========================================================
===============
> SPM computation : ...initialising
> SPM computation : ...done
>Warning: Returning NaN for out of range arguments
>> In spm_invTcdf at 93
> In spm_u at 29
> In spm_uc_RF at 30
> In spm_uc at 39
> In spm_getSPM at 613
> In spm_results_ui at 274
>??? Error using ==> betainc
>X must be in the interval [0,1].
>Error in ==> spm_Tcdf at 106
>F(Q) = xQxPos -(xQxPos*2-1).*0.5.*betainc(v(Qv)./(v(Qv)+x(Qx).^2),v
(Qv)/2,1/2);
>Error in ==> spm_P_RF>spm_ECdensity at 157
> EC(1,:) = 1 - spm_Tcdf(t,v);
>Error in ==> spm_P_RF at 59
>EC = spm_ECdensity(STAT,Z,df);
>Error in ==> spm_uc_RF at 37
> [P P p] = spm_P_RF(1,0,u,df,STAT,R,n);
>Error in ==> spm_uc at 39
>u = spm_uc_RF(a,df,STAT,R,n);
>Error in ==> spm_getSPM at 613
> u = spm_uc(u,df,STAT,R,n,S);
>Error in ==> spm_results_ui at 274
> [SPM,xSPM] = spm_getSPM;
>??? Error while evaluating uicontrol Callback.
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> (not for the data sets with lower smoothing, where I can run the FWE).
>All the configuration of the parameters for the t-test was the same for every
smoothed set on every t-test analysis.
Is this fMRI or VBM, or ...?
I think I've seen this error before. It's come up before on the list, but no one
answered the question:
https://www.jiscmail.ac.uk/cgi-bin/webadmin?A2=SPM;f14%
2Bxw;20090617184354%2B1000
Best,
S
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>Does anyone have an idea or suggestion for this, i will appreciate this,
because i want to run many analysis as soon as posible.
>
>Best Regards
>-Gabriel
>
>_________________________________________________________________
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