[pymvpa] 64-bit PyMVPA or help with large datasets?

[Jason Ozubko]

Thanks!  apt-get worked perfectly.

Cheers,
Jason



On Mon, Feb 10, 2014 at 8:32 PM, Yaroslav Halchenko
<debian at onerussian.com>wrote:

> are you using 32bit or 64bit NeuroDebian VM?  just use 64bit, give it
> more memory and be happy:  apt-get install python-mvpa2 would install
> 64bit build since the entire Debian system will be 64bit build ;-)
>
> alternative/complimentary, if you are loading .nii.gz files (wasn't
> disclosed) -- you might also try to uncompress them, and construct
> dataset from .nii instead of .nii.gz .  At least for the moment they are
> 'original', i.e. not yet masked, nibabel would memmap them instead of
> loading into memory from the compressed .gz.
>
> hope this helps
>
> On Mon, 10 Feb 2014, Jason Ozubko wrote:
>
> >    Hello,
> >    I am trying to load a rather large dataset to do some exploration and
> I'm
> >    running into memory errors. �I am using the NeuroDebian virtual
> machine
> >    with 4GB of RAM assigned to it. �My computer is a 64-bit Windows 7
> machine
> >    with 12GB of RAM and so, in theory, if I could load a 64-bit version
> of
> >    PyMVPA, I thought I could overcome these memory issues.
> >    Unfortunately all attempts to do so have failed. �I tried getting
> python
> >    and the necessary libraries installed on my Windows 7 environment but
> >    attempts to build PyMVPA fail unless I use a 32-bit version of python.
> >    �Does anyone know if it's even possible to compile a 64-bit version
> PyMVPA
> >    or else alternatively, are there other tricks that can be used to
> overcome
> >    memory limitations in pyhton and PyMVPA?
> >    Thanks in advance
> >    Cheers,
> >    Jason
>
> > _______________________________________________
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> >
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>
>
> --
> Yaroslav O. Halchenko, Ph.D.
> http://neuro.debian.net http://www.pymvpa.org http://www.fail2ban.org
> Senior Research Associate,     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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