[pymvpa] custom partitioner

[Wolfgang Pauli]

I agree. Had I not switched to using the CustomPartitioner, this would have
worked fine. Thank you.

On Wed, May 18, 2016 at 10:59 AM, Yaroslav Halchenko <debian at onerussian.com>
wrote:

>
> On Wed, 18 May 2016, Wolfgang Pauli wrote:
>
> >    Hi!
> >    I found it on the mailing
> >    list:A
> http://lists.alioth.debian.org/pipermail/pkg-exppsy-pymvpa/2013q3/002550.html
>
> thanks!  I guess there is should be alright, since
> [d for d in Splitter('partitions').generate(pset)]
> generally (if only 2 partitions) would generate two splits, first one will
> be the
> training, 2nd testing.
>
> >    On Wed, May 18, 2016 at 6:41 AM, Yaroslav Halchenko
> >    <debian at onerussian.com> wrote:
>
> >      On Wed, 18 May 2016, Wolfgang Pauli wrote:
>
> >      >A  A  Thank you for the explanation. This makes sense now. It was
> >      working well
> >      >A  A  within Cross-validation, but when I was calling Splitter
> later
> >      for a
> >      >A  A  manual sensitivity analysis, for which I had found a code
> >      snippet, the
> >      >A  A  analysis was using partitions 0 1 instead. So I got very
> >      different results
> >      >A  A  during cross-validation, in comparison to the later
> sensitivity
> >      >A  A  analysis.
>
> >      yeah -- that is worrisome... I wonder now why decided with 1, 2 and
> not
> >      0, 1 ... heh heh... I wonder if we should change that ...
>
> >      But which snippet you have found?A  is that something within
> >      PyMVPA?
> --
> Yaroslav O. Halchenko
> Center for Open Neuroscience     http://centerforopenneuroscience.org
> Dartmouth College, 419 Moore Hall, Hinman Box 6207, Hanover, NH 03755
> Phone: +1 (603) 646-9834                       Fax: +1 (603) 646-1419
> WWW:   http://www.linkedin.com/in/yarik
>
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