Re: [Scikit-learn-general] SVM for feature selection

2015-04-28 Thread Eraldo Pomponi
Dear Roberto, Just in case you want to better understand what Sebastian suggested, let me suggest you two short videos taken from the ML course of Hastie and Tibshirani about the shrinkage methods: https://www.youtube.com/watch?v=cSKzqb0EKS0 https://www.youtube.com/watch?v=A5I1G1MfUmA They help

Re: [Scikit-learn-general] Convolutive NMF

2015-04-09 Thread Eraldo Pomponi
Thanks a lot Andreas On Thu, Apr 9, 2015 at 7:22 PM, Andreas Mueller wrote: > For vision: > http://www.matthewzeiler.com/pubs/iccv2011/iccv2011.pdf > http://people.idsia.ch/~ciresan/data/icann2011.pdf > > > On 04/09/2015 12:56 PM, Eraldo Pomponi wrote: > > Dear And

Re: [Scikit-learn-general] Convolutive NMF

2015-04-09 Thread Eraldo Pomponi
Dear Andy, On Thu, Apr 9, 2015 at 2:56 PM, Andy wrote: > Hi Dan. > > Scikit-learn focuses on "flat" signals and algorithms and we don't > usually add algorithms on time-series or nd-data, > as that would significantly widen the scope and complicate API. Maybe we > should add this to the FAQ. >

Re: [Scikit-learn-general] scikit-learn.org down

2015-03-30 Thread Eraldo Pomponi
Thanks Gael, On Mon, Mar 30, 2015 at 4:16 PM, Gael Varoquaux < gael.varoqu...@normalesup.org> wrote: > For such question, the following website is useful: > > http://www.downforeveryoneorjustme.com/scikit-learn.com > > I didn't know about this website. Cheers, Eraldo --

[Scikit-learn-general] scikit-learn.org down

2015-03-30 Thread Eraldo Pomponi
Dear all, For me the server is down Error 503!!! Am I the only one to experience this? Cheers, Eraldo -- Dive into the World of Parallel Programming The Go Parallel Website, sponsored by Intel and developed in partne

[Scikit-learn-general] Gradient Boosting Classifier multi-class ROC curve plot

2014-09-24 Thread Eraldo Pomponi
Dear ML experts, I'm solving a multi-class classification problem. Following the great advice of Peter Prettenhofer and Gilles Louppe ( http://www.slideshare.net/DataRobot/gradient-boosted-regression-trees-in-scikitlearn) about the use of the GradientBoostingClassifier (after tuning the iperparam.

Re: [Scikit-learn-general] name of random forest classifier params in pipeline

2014-09-23 Thread Eraldo Pomponi
Dear Roberto, On Wed, Sep 24, 2014 at 12:14 AM, Pagliari, Roberto wrote: > I’m using a pipeline with gridsearchcv. I tried this to allow search over > a range of number of trees > > > > params = dict(random_forest_classifier__n_estimators=[8, 9, 10, 11]) > > clf = grid_search.GridSearchCV(my_pip

Re: [Scikit-learn-general] New year's resolution: learn some R with Hastie and Tibshirani

2013-11-26 Thread Eraldo Pomponi
Thanks a lot ... I'm in too [?] Cheers, Eraldo On Tue, Nov 26, 2013 at 9:56 PM, Jaques Grobler wrote: > Thanks for the share +1 > > > 2013/11/26 Sam Bessalah > >> Cant wait for you to teach me some R Olivier ;) >> I enrolled ;) >> >> Sam Bessalah >> >> > On Nov 26, 2013, at 7:04 PM, Olivier G

Re: [Scikit-learn-general] Comparing probabilities

2013-11-26 Thread Eraldo Pomponi
Dear Paolo, > If that is your question I can share my code. > :-) Sorry if I'm hijacking this tread but, if it is public, I would like to have a look at your code. Thanks a lot. Cheers, Eraldo -- Shape the Mobile Expe