[pymvpa] writing a NIfTI file from PyMVPA

[Yaroslav Halchenko]

o o -- that example had no magic function exposed...

use

dataset.map2Nifti(sl_map).save('bugi.nii.gz')

or

dataset.map2Nifti(sl_map).save('bugi.img', filetype='ANALYZE')

for analyze iirc

On Thu, 12 Mar 2009, Jo Etzel wrote:

> I would like to write a NifTI (or even better, Analyze img/hdr format; 
> but I can convert a NifTI file of course) from within PyMVPA. Is there 
> an easy way to do this?

> Specifically, I've been trying some variations of the searchlight_2d.py 
> example with my own (3D) images, and would like to view the output 
> (sl_map in the example) as a 3D image. I think that the

> orig_sl_map = dataset.mapReverse(N.array(sl_map))
> masked_orig_sl_map = N.ma.masked_array(orig_sl_map, mask=orig_sl_map == 0)

> lines from the example put the sl_map into the right space, but I'm not 
> sure what to do next.

> Thanks in advance for your help,
> Jo

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-- 
Yaroslav Halchenko
Research Assistant, Psychology Department, Rutgers-Newark
Student  Ph.D. @ CS Dept. NJIT
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