[pymvpa] Mask in from_wizard generates no data.

[Thomas Nickson]

Okay, the dataset is pretty big, about 90mb not sure how I would upload it.

Yeah, the resulting dataset that is returned by from_wizard is empty but of
the correct shape.

On Thu, Dec 4, 2014 at 7:23 PM, Yaroslav Halchenko <debian at onerussian.com>
wrote:

>
> On Thu, 04 Dec 2014, Thomas Nickson wrote:
>
> >    The mask is of type dtype=uint8 for the wizard and unspecified array
> for
> >    the fmri.
> >    I have loaded it from the original nifti and the fmri loader works
> fine.
> >    Is it okay to use it like this? Or will I run in to trouble?
>
> >    The mask for Dataset.from_wizard is just assembled by
> getImageData(MASK)
> >    (which isn't very consistent) and it generates zeros. Is this correct?
>
> >    For Dataset.from_wizard I tried loading it from the NIFTI but again I
> get
> >    an error.
> >    I think this is bug right?
>
> could well be... but confused a bit -- in above "it generates zeros" you
> refer to our dataset's from_wizard not your getImageData  right?
>
> the best would be if you could just share that data you are trying to
> feed into from_wizard() call (just h5save a dictionary with them)
>
> --
> Yaroslav O. Halchenko, Ph.D.
> http://neuro.debian.net http://www.pymvpa.org http://www.fail2ban.org
> Research Scientist,            Psychological and Brain Sciences Dept.
> 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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