Re: [Scikit-learn-general] Probabilistic PCA

2013-09-24 Thread Denis-Alexander Engemann
documentation is less ambiguous. If you still see issues room for improvement don't hesitate to share your insights. Cheers, Denis On Tue, Sep 24, 2013 at 3:56 PM, Shishir Pandey wrote: > On 24-09-2013 18:03, Denis-Alexander Engemann wrote: > > Hi Shishir, > >

Re: [Scikit-learn-general] Probabilistic PCA

2013-09-24 Thread Denis-Alexander Engemann
Hi Shishir, please note that the ProbabilisiticPCA got recently refactored which lead to API changes and improved documentation + examples. https://github.com/scikit-learn/scikit-learn/pull/2404 Did you take these changes into account? If not it would be great to know which exmample / reduplic

Re: [Scikit-learn-general] How to find Matrix A using estimated sources S?

2013-09-08 Thread Denis-Alexander Engemann
Hi Safi, On Sun, Sep 8, 2013 at 1:58 PM, Safi Ullah Marwat mailto:[email protected]>> wrote: Thank you Gael, I actually want to know the distance between the entries of existing mixing matrix and the newly calculated ones (the questioned thing) As Gael you compute your `A` only once.

[Scikit-learn-general] Reviewers + testers needed | memory issue with numpy.dot for numpy < 1.8 tackled

2013-08-23 Thread Denis-Alexander Engemann
Dear scikit-learners, during the last sprint we've spotted an efficiency issue with the numpy.dot for numpy versions < 1.8. Apparently, the dot allocates additional copies in order to deliver appropriate input to the underlying BLAS gemm function which expects Fortran contiguous memory layout f

Re: [Scikit-learn-general] Error in installing scikit-learn

2012-11-10 Thread Denis-Alexander Engemann
Hehe.. Just for logging purposes: I saw theses old SDKs under /Developer which were conflicting with the recent 10.8 SDK from /Applications So sudo /Developer/Library/uninstall-devtools --mode=all did the trick. Denis ---

Re: [Scikit-learn-general] Error in installing scikit-learn

2012-11-10 Thread Denis-Alexander Engemann
Ok... I think I got it. Xcode path is heavily messed up... Thanks though (sometimes just posting it helps to get it ;-). D

Re: [Scikit-learn-general] Error in installing scikit-learn

2012-11-10 Thread Denis-Alexander Engemann
Hi Folks, @agramfort & @amueller -- unfortunately getting my 32/64 bit issue fixed before getting back to #1350 was not a matter of a few minutes. Instead I found myself somewhere here, related to this issue. I gave up my macports a few days a ago replaced with 32bit and then 64bit EPD, since th