[pymvpa] How to build the null-distribution

[Nick Oosterhof]

On Aug 26, 2014, at 2:37 PM, cfygj <cfygj at 126.com> wrote:

> 
> (1)My frist goal is to train a clf in one task, and then used this clf to identify the other task. Can the script above realise this goal? 

Quite possibly so, I suggest you try it.

> (2)My second is to test the significance of prediction accuracy. So I must fristly estimate the null-distribution using permutation testing for these prediction accuacy.

Please see the documentation on the PyMVPA website ("the earth is round").