[pymvpa] Permutation test for each entry of contribution matrix?

[Meng Liang]

Hi Yaroslav,
Thanks for the quick response! I'm using Pymvpa 0.6. 
Best,Meng

> Date: Tue, 6 Dec 2011 11:10:15 -0500
> From: debian at onerussian.com
> To: pkg-exppsy-pymvpa at lists.alioth.debian.org
> Subject: Re: [pymvpa] Permutation test for each entry of contribution matrix?
> 
> Good thinking Meng Liang -- that is what we also encourage people to do
> to look at the actual confusion matrix where possible... to help you
> best, please let us know which version of PyMVPA you are using?
> 
> On Tue, 06 Dec 2011, Meng Liang wrote:
> 
> >    Dear all,
> >    I am trying to run a permutation test for a four-way classification and
> >    I'm interested in the classification accuracy of each class rather than
> >    the overall accuracy averaged across classes. I tried MCNullDist but it
> >    only gives me the null distribution of the overall accuracy. Is there a
> >    way to get the null distribution of the accuracy of each class? The best
> >    thing would be to get the null distribution of each entry of the confusion
> >    matrix so that I can calculate null distribution for any measure based on
> >    the confusion matrix. 
> >    Any suggestions?
> >    Best,
> >    Meng
> 
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> 
> 
> -- 
> =------------------------------------------------------------------=
> Keep in touch                                     www.onerussian.com
> Yaroslav Halchenko                 www.ohloh.net/accounts/yarikoptic
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