Christian, I've pushed a Pull Request that fixes the issue:
https://github.com/scikit-learn/scikit-learn/pull/1141/ sorry for the inconveniences caused. best, Peter 2012/9/12 Peter Prettenhofer <peter.prettenho...@gmail.com>: > 2012/9/12 Olivier Grisel <olivier.gri...@ensta.org>: >> 2012/9/12 Christian Jauvin <cjau...@gmail.com>: >>> (1) When I try to use it with a sparse matrix I get (for a binary problem): >>> >>> --> 585 proba = np.ones((len(X), 2), dtype=np.float64) >>> --> 175 raise TypeError("sparse matrix length is ambiguous; >>> use getnnz()" >>> 176 " or shape[0]") >> >> Can you please push a minimalistic reproduction script (with randomly >> generated data if possible) on http://gist.github.com (or inline in >> the mail if short enough)? >> >> Please also include the full traceback of the errors you get rather >> than such short snippets. > > Oh no... this looks like a bug that wasn't covered by my test suite - > the bug was introduced by my last refactoring - I've added a test to > reproduce the issue - I'll push a fix soon. > > > -- > Peter Prettenhofer -- Peter Prettenhofer ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Scikit-learn-general mailing list Scikit-learn-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/scikit-learn-general
