Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Pagliari, Roberto
[mailto:zephy...@gmail.com] Sent: Monday, April 20, 2015 3:48 PM To: scikit-learn-general@lists.sourceforge.net Subject: Re: [Scikit-learn-general] randomized grid search The User Guide has an example that better illustrates what Andy meant: for continuous parameters such as C and gamma in a gaussian

Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Vlad Niculae
Hi Roberto what does None do for max_depth? Copy-pasted from http://scikit-learn.org/stable/modules/generated/sklearn.tree.DecisionTreeClassifier.html If None, then nodes are expanded until all leaves are pure or until all leaves contain less than min_samples_split samples.” In particular,

Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Pagliari, Roberto
To: scikit-learn-general@lists.sourceforge.net Subject: Re: [Scikit-learn-general] randomized grid search Hi Roberto what does None do for max_depth? Copy-pasted from http://scikit-learn.org/stable/modules/generated/sklearn.tree.DecisionTreeClassifier.html If None, then nodes are expanded until all

[Scikit-learn-general] randomized grid search

2015-04-20 Thread Pagliari, Roberto
From the example in the documentation: # specify parameters and distributions to sample from param_dist = {max_depth: [3, None], max_features: sp_randint(1, 11), min_samples_split: sp_randint(1, 11), min_samples_leaf: sp_randint(1, 11),

Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Andreas Mueller
grid? Thank you, From: Vlad Niculae [zephy...@gmail.com] Sent: Monday, April 20, 2015 12:50 PM To: scikit-learn-general@lists.sourceforge.net Subject: Re: [Scikit-learn-general] randomized grid search Hi Roberto what does None do for max_depth

Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Pagliari, Roberto
@lists.sourceforge.net Subject: Re: [Scikit-learn-general] randomized grid search If you have continuous parameter you should really really really use continuous distributions! On 04/20/2015 12:58 PM, Pagliari, Roberto wrote: Hi Vlad, when using randomized grid search, does sklearn look into intermediate

Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Vlad Niculae
Mueller [t3k...@gmail.com] Sent: Monday, April 20, 2015 2:55 PM To: scikit-learn-general@lists.sourceforge.net Subject: Re: [Scikit-learn-general] randomized grid search If you have continuous parameter you should really really really use continuous distributions! On 04/20/2015 12:58 PM

Re: [Scikit-learn-general] randomized grid search

2015-04-20 Thread Vlad Niculae
, isn't that true? Thank you, From: Andreas Mueller [t3k...@gmail.com] Sent: Monday, April 20, 2015 2:55 PM To: scikit-learn-general@lists.sourceforge.net Subject: Re: [Scikit-learn-general] randomized grid search If you have continuous parameter