[caret-users] Caret and SPM5

Jay Hegdé hegde at umn.edu
Sat Oct 27 21:06:32 CDT 2007


Hi,
    I have been using Caret to map functional data from SPM5 in *.nii 
format onto PALS surfaces.  It works without a hitch and I must say that 
the results are quite spectacular!  I'm sure the results would be even 
better when the Caret template for SPM5 becomes available (I'm currently 
using SPM2 templates).

    I do have two questions, both having to do with the fact that I need 
to map a relatively large number of nii files (>100) to the same color 
scale.  (Essentially, I need to make a time-lapse movie of the % 
response change values over the course of the scan.)
   
    (1) Is there a way I can specify the properties of color scale 
(e.g., min, max, stepsize)?  I need to map all my nii files using the 
*same* color scale.

    (2) Is there a way of automating the surface mapping process (other 
than using "caret_map_fmri" perhaps)?  For instance, is there a way I 
can record my menu selections and button presses, save it as script, 
edit it as needed and run it?

    Thank you very much and best regards,
    Jay Hegdé
    University of Minnesota



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