2013/8/22 Björn Esser <bjoern.es...@gmail.com>: > Am Donnerstag, den 22.08.2013, 13:46 +0200 schrieb Olivier Grisel: >> 2013/8/22 Björn Esser <bjoern.es...@gmail.com>: >> > Am Donnerstag, den 22.08.2013, 12:17 +0300 schrieb Vlad Niculae: >> >> Like Olivier said, libsvm and liblinear are heavily patched and >> >> scikit-learn wouldn't work with the upstream versions. >> > >> >> If bundling them is unacceptable, I guess maybe packaging our forks >> >> individually as libsvm-sklearn or something similar would be a >> >> solution, but I think it would be confusing. Also I am completely >> >> unaware of the constraints and of what Yaroslav is doing for Debian; >> >> by looking at his branch it looks like the libs are there. >> > >> > Can you please tell me a bit more about what / why these were modded? >> > If we cannot unbundle them, I need to have some further infos to get >> > some exception granted for them. :) >> >> For the libsvm binding the main reason it to get both the sparse and >> dense memory layout for the input data. The upstream package only >> supports sparse input data and the dense variant lives in a 3rd party >> fork: >> >> http://www.csie.ntu.edu.tw/~cjlin/libsvmtools/#libsvm_for_dense_data > > That sounds somewhat reasonable, but would it be possible to have the > "regular" libsvm and the dense one on the system and dyn-link / build > against both of them? That would solve the bundling issue on this. Is > there any special version required? On Fedora there's 3.17 currently.
I doubt that this is possible without rewriting much of the bindings. They are quite complicated to get right. I am not sure you really want to dive into that. >> For liblinear I am not sure anymore (I was not personally involved in >> those bindings). It's probably worth exploring with diff of the source >> folders. > > Which version of liblinear did you bundle? So I can run some diff on > pristine src and current (1.93) version. You can try the latest version. I don't remember which version is included in sklearn. > Thanks for the quick reply! Can I ping you somewhere on IRC or so? Not today and tomorrow I will be at euroscipy hence probably offline most of the time... -- Olivier http://twitter.com/ogrisel - http://github.com/ogrisel ------------------------------------------------------------------------------ Introducing Performance Central, a new site from SourceForge and AppDynamics. Performance Central is your source for news, insights, analysis and resources for efficient Application Performance Management. Visit us today! http://pubads.g.doubleclick.net/gampad/clk?id=48897511&iu=/4140/ostg.clktrk _______________________________________________ Scikit-learn-general mailing list Scikit-learn-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/scikit-learn-general
