help > FWHM of the robust BPM analysis
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Apr 15, 2015  01:04 PM | Matthieu Vanhoutte
FWHM of the robust BPM analysis
Dear rBPM's experts,

I am using robut BPM and I would like to apply clusterwise correction after with another software. In this aim I need to know the FWHM of the rBPM analysis. This is usually obtained during the group analysis by examining the residuals, so it should come out of what ever you are using for group analysis.

Where could I find this FWHM please ?

Many thanks in advance for helping !

Best regards,

Matthieu
Apr 18, 2015  11:04 AM | Xue Yang
RE: FWHM of the robust BPM analysis
Hi Matthieu,

Thank you for using robust BPM. The estimated FWHM is in the BPM.mat file. If you load BPM.mat in MATLAB, you could find it in BPM.fwhm. This parameter is estimated using the same method as SPM does.

Best,
Xue
Apr 28, 2015  02:04 PM | Matthieu Vanhoutte
RE: FWHM of the robust BPM analysis
Hi Xue,

Many thanks for helping me and for this very interesting toolbox. Now Ihave
a new question : In the definition of the binary brain mask in the
"wfu_bpm_mask.m" file, could you explain me why l. 43 you compute
intersection mask with this formula :
*mask = (inter_mask > size(P1,1)-3);*
Thank you !

Matthieu