Re: [pymvpa] ENET error

2016-09-29 Thread Liang, Guangsheng
: Yaroslav Halchenko [mailto:y...@onerussian.com] Sent: Tuesday, September 20, 2016 4:43 PM To: Development and support of PyMVPA ; Liang, Guangsheng Subject: Re: [pymvpa] ENET error On September 20, 2016 3:46:40 PM EDT, "Liang, Guangsheng" mailto:guangsheng.li...@ttu.edu>> wrote: He

Re: [pymvpa] ENET error

2016-09-20 Thread Yaroslav Halchenko
ng.liang=ttu@lists.alioth.debian.org] >On Behalf Of Richard Dinga >Sent: Tuesday, September 20, 2016 3:50 AM >To: Development and support of PyMVPA > >Subject: Re: [pymvpa] ENET error > >I guess you have invariant features in your dataset, therefore you will >get problems

Re: [pymvpa] ENET error

2016-09-20 Thread Liang, Guangsheng
: Development and support of PyMVPA Subject: Re: [pymvpa] ENET error I guess you have invariant features in your dataset, therefore you will get problems when trying to divide by 0. There is a function to remove them. On Fri, Sep 16, 2016 at 8:01 PM, Liang, Guangsheng mailto:guangsheng.li

Re: [pymvpa] ENET error

2016-09-20 Thread Richard Dinga
I guess you have invariant features in your dataset, therefore you will get problems when trying to divide by 0. There is a function to remove them. On Fri, Sep 16, 2016 at 8:01 PM, Liang, Guangsheng wrote: > Hello PyMVPA community, > > > > I am currently working on a fMRI data applying an ENET

[pymvpa] ENET error

2016-09-16 Thread Liang, Guangsheng
Hello PyMVPA community, I am currently working on a fMRI data applying an ENET classifier. My PyMVPA is running under Linux environment, with python 2.7.12. The design of the data is a repeated measurement with pre and post conditions. In my understanding, in my case, chunk value should store subj