[pymvpa] Searchlight + cross validation & significance (permutation test)

J.A. Etzel jetzel at artsci.wustl.edu
Mon Aug 1 14:58:19 UTC 2011


My usual strategy is to split up the permutations and run the jobs on a 
cluster; with luck your university will have access to one. Then you can 
have dozens of computers working on the job at the same time, for 
example one node doing permutations 1 to 5, another 6 to 10, etc.

Jo



On 8/1/2011 9:47 AM, Francisco Pereira wrote:
> On Mon, Aug 1, 2011 at 10:34 AM, Nynke van der Laan
> <nynkevanderlaan at gmail.com>  wrote:
>>
>> An additional question I have is whether there is any easy way to
>> combine a searchlight analysis as described above with a permutation test.
>
> For a particular classifier (GNB) it's possible to do this fast
> enough, if I recall correctly this is the PyMVPA implementation
>
> http://www.pymvpa.org/generated/mvpa.measures.gnbsearchlight.html
>
> cheers,
> Francisco
>
> _______________________________________________
> Pkg-ExpPsy-PyMVPA mailing list
> Pkg-ExpPsy-PyMVPA at lists.alioth.debian.org
> http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-exppsy-pymvpa



More information about the Pkg-ExpPsy-PyMVPA mailing list