[pymvpa] classification selection
debian at onerussian.com
Tue Jun 14 22:24:50 UTC 2016
On Tue, 14 Jun 2016, Liang, Guangsheng wrote:
> Hello PyMVPA community,
> I just start using PyMVPA for some fMRI data analysis, and I got a
> question about classification selection.
> I firstly used LinearCSVMC as my initial classifier, but it ran very very
> slow (it kept running for more than 2 weeks).
> I am not quite sure where did I go wrong. I then used another classifier
> - kNN. It ran much faster than the LinearCSVMC.
> I was wondering if there was any restriction or cautions on using kNN for
> fMRI data analysis?
it all depends on details of your study... at least having a clue
(print your_ds.summary()) could be of help.
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
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