[pymvpa] HyperAlignment error
robbenson18 at gmail.com
Mon Jul 1 13:49:59 UTC 2013
Thank you for you quick response,
As usual it was a little mistake, but I would like that you confirm my
Using a stacked dataset I have the error, while using a list of dataset the
hyperalignment is running.
Btw I'll check also invariant features.
Thank you very much,
On 1 July 2013 15:31, Swaroop Guntupalli <swaroopgj at gmail.com> wrote:
> Hi Roberto,
> Does it occur in ProcrusteanMapper?
> This error might be due to one of your datasets being invariant in time.
> Make sure the variance is non-zero for all of your voxels in all datasets.
> If not, remove those voxels (remove_invariant_features?) and re-run
> the hyperalignment.
> On Mon, Jul 1, 2013 at 9:16 AM, Roberto Guidotti <robbenson18 at gmail.com>
> > Hi all,
> > I would like to run HyperAlignment algorithm using my dataset, but when I
> > try to run from example
> > hypmaps = hyper(my_ds_train)
> > I have the following exception
> > ValueError: For now do not handle invariant in time datasets
> > My (light version of) dataset is composed by 5 subject fMRI. I have
> > inspected your hyperalignment dataset and there are different information
> > about time_indices and time_coords and I have a simple block designed
> > experiments.
> > Are these the causes of the problem?
> > Thank you
> > Roberto
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