fmri

Fix narginchk Error using SPM

Today I downloaded SPM 12 latest version, and when I tried to start it complained: Error using narginchk (line 10) too many input arguments...
Xu Cui
18 sec read

Stanford psychologist’s brain scanned in MRI for 18 months,…

When I was a graduate student in Baylor College of Medicine I participated in an “exercise and brain” study in our lab as a...
Xu Cui
22 sec read

How long is fMRI or NIRS signal delayed?

We know the hemodynamic signal measured by fMRI (or NIRS) is delayed respective to the onset of stimuli. But how long is the delay?...
Xu Cui
20 sec read

xjView full package download

If you are interested in the full package of xjview, including nirs related scripts, please fill the following form: Name Email If you are...
Xu Cui
9 sec read

Secrete usage of xjview: Creating a mask based on…

Many users have created masks from a T-test image; xjView also allows you to create a mask based anatomy. Say, if you want to...
Xu Cui
19 sec read

An fMRI ROI analysis program (beta)

Previously I said I was developing a ROI analysis program (https://www.alivelearn.net/?p=1421). Here it is: Download main program (beta version) at https://www.alivelearn.net/xjview/xjviewpro/xjviewpro.p Download sample input...
Xu Cui
21 sec read

Convert coordinates in MNI space to matrix space

Quite often you need to convert the coordinates of some voxels in MNI space to regular matrix coordinates. Below is a script to do...
Xu Cui
43 sec read