[pymvpa] How you run permutation test for search-light analysis?

Yaroslav Halchenko debian at onerussian.com
Tue Mar 27 00:09:09 UTC 2012

sounds like a reasonable conservative approach indeed.  The question is
when to stop searching for the most worst performer ;)

On Mon, 26 Mar 2012, Jonas Kaplan wrote:

> I too, wish we had a better solution to this problem. 

> What we have done recently is to do permutations for a bunch of different voxels around the brain, and upon finding that the null distributions were not different from each other for those voxels, we used the threshold from the most conservative of those distributions (corrected for multiple comparisons) across the brain.  

> -Jonas
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