Re: [Scikit-learn-general] (no subject)

Hi Mukesh, I think you are looking for *multi-label classifiers* where a record can be of multiple classes. According to this page: http://scikit-learn.org/stable/modules/multiclass.html The following classifiers support multilabel - Decision Tree, Random > Forest, Nearest Neighbor and Ridge Regr

Re: [Scikit-learn-general] (no subject)

Dear Sujit, Thank you for reply and solution. It's working great but using this I can determine only one feature at a time. The last line "hello welcome to new york. enjoy it here and london too" should output "london, new york" but it's only giving "new york". I am trying to do sentiment analysi

Re: [Scikit-learn-general] (no subject)

Hi Mukesh, I was getting the following error from your code on my environment (Python 2.7.11 - Anaconda 2.4.1, scikit-learn 0.17) on Mac OSX 10.9 for the following line: Y = lb.fit_transform(y_train_text) > ValueError: You appear to be using a legacy multi-label data > representation. Sequenc

[Scikit-learn-general] (no subject)

Hello Everyone, I am trying to learn scikit and my problem is somewhat related to this problem [1]. When I am trying to run the code import numpy as npfrom sklearn.pipeline import Pipelinefrom sklearn.feature_extraction.text import CountVectorizerfrom sklearn.svm import LinearSVCfrom sklearn.featu

[Scikit-learn-general] (no subject)

I'm new to scikit learn community. I'm having a hard time understanding what issues to take up. Can someone help me out by telling me issues which are not assigned to someone and are easy to work upon. -- __

[Scikit-learn-general] (no subject)

utkarsh.gupta...@gmail.com -- ___ Scikit-learn-general mailing list Scikit-learn-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/scikit-learn-general

Re: [Scikit-learn-general] (no subject)

Hi, If you have any specific idea to start with, you can discuss it in this mailing list. As a beginning step you can go through the contribution guide . Then check whether you can find any 'Easy' tagged issues that you can fix in the i

[Scikit-learn-general] (no subject)

I am a beginner and i want to start contributing to the community. Can anyone help me with how to get started . I would like to work on some project ASAP so any small tutorial link or any other possible help will be great . Thanking you

[Scikit-learn-general] (no subject)

Sir, I installed 1)scikit-learn-0.14.1.win32-py2.7 2)scipy-0.13.2.win32-py2.7. 3)matplotlib-1.2.1.win32-py2.7.exe for svm classification.I am using python 2.7. i got this errors when i try to from sklearn import svm *Traceback (most recent call last): File "", line 1,

Re: [Scikit-learn-general] (no subject)

On Mon, Jul 29, 2013 at 03:34:24PM +0200, Alexandre ABRAHAM wrote: > - create a special directive to display a local toctree in the sidebar (a > google search gave me this: https://gist.github.com/shimizukawa/5131720) I'd rather avoid maintaining sphinx directives. I have found them fragile and ha

Re: [Scikit-learn-general] (no subject)

> This is somewhat technically difficult. If you find an elegant way to do > this, we would love a pull request. > If I understand well how sphinx works: - toc directive makes a toc from the content of the page - toctree directive makes a toc of the whole site (starting from the root specified in

Re: [Scikit-learn-general] (no subject)

On Sun, Jul 28, 2013 at 11:00:23PM -0400, Ronnie Ghose wrote: > ok then; for the next version can pages like http://scikit-learn.org/dev/ > model_selection.html#model-selection have an index that shows 3.1, 3.2 ... in > the under the 3 on the left like when you go to http://scikit-learn.org/dev/ >

Re: [Scikit-learn-general] (no subject)

ok then; for the next version can pages like http://scikit-learn.org/dev/model_selection.html#model-selection have an index that shows 3.1, 3.2 ... in the under the 3 on the left like when you go to http://scikit-learn.org/dev/modules/grid_search.html and it shows for 3.2.1, 3.2.2, ... On Sun, J

Re: [Scikit-learn-general] (no subject)

Isn't that only on the useguide and sub toctree pages? They show on actual narrative pages though. I'm not sure I understand what you mean 2013/7/29 Ronnie Ghose > *i might have misunderstood - i thought i changed that ... > > > On Sun, Jul 28, 2013 at 10:39 PM, Ronnie Ghose wrote: > >> so it m

Re: [Scikit-learn-general] (no subject)

*i might have misunderstood - i thought i changed that ... On Sun, Jul 28, 2013 at 10:39 PM, Ronnie Ghose wrote: > so it might just be misunderstanding .. but it doesn't look like any of > the indexes generated for some of them on the /dev/ website > > e.g. > > http://i.imgur.com/Txru4Fd.png > >

[Scikit-learn-general] (no subject)

so it might just be misunderstanding .. but it doesn't look like any of the indexes generated for some of them on the /dev/ website e.g. http://i.imgur.com/Txru4Fd.png -- See everything from the browser to the database wi

[Scikit-learn-general] (no subject)

(冲账,报销瞟务,请打开)在职场奔波,也许激烈swrgx的竞争和冷酷的考核快把你压弯了腰,没办法,这qwecx就是工作!一切都还得继续.周日晚上焦虑过后,新的一周照样开始,实在不想再看见老板那张脸饿,每天还得照旧毕恭毕敬. 大宝不断地发大了万祺凯易突然瞟了几眼兰亭序    颧骨你的满意是我们的动力!!优质的产品!     冲账,报销   开◆发◆票◆蔡经理： 　颧骨扣◆扣：2◆3◆8◆8◆8◆1◆5◆1◆6◆8 万祺凯易⊙联◆系：1◆5◆0◆1◆3◆2◆7◆2◆2◆7◆6%{AUT OVALS7} 人们通常认为

Re: [Scikit-learn-general] (no subject)

2013/1/24 Ronnie Ghose : > I'm primarily thinking svm for which it looks horrible. Actually out of svm, > trees and logistic regression - log reg is the best. Just to confirm, > gridsearch uses score which returns R^2 yes? Getting negative scores with > svm and gridsearch was confusing For classif

Re: [Scikit-learn-general] (no subject)

onger doing maximum > > likelihood). > > May be there's a more proper statistical term for that ? > > HTH > > > > Bertrand > > > > > > > > De: "Ronnie Ghose" > > À: scikit-learn-general@list

Re: [Scikit-learn-general] (no subject)

m for that ? > HTH > > Bertrand > > > > De: "Ronnie Ghose" > À: scikit-learn-general@lists.sourceforge.net > Envoyé: Jeudi 24 Janvier 2013 12:57:27 > Objet: Re: [Scikit-learn-general] (no subject) > > > is it adjusted

Re: [Scikit-learn-general] (no subject)

ier 2013 12:57:27 > Objet: Re: [Scikit-learn-general] (no subject) > is it adjusted R^2? The usual R^2 can never be negative afaik > http://en.wikipedia.org/wiki/Coefficient_of_determination > On Wed, Jan 23, 2013 at 2:42 PM, Andreas Mueller < > amuel...@ais.uni-bonn.de > wro

Re: [Scikit-learn-general] (no subject)

hi, have a look at the code: https://github.com/scikit-learn/scikit-learn/blob/master/sklearn/metrics/metrics.py#L1536 if you feel some wording / doc should be improved/fixed do not hesitate to send a PR. Best, Alex --

Re: [Scikit-learn-general] (no subject)

is it adjusted R^2? The usual R^2 can never be negative afaik http://en.wikipedia.org/wiki/Coefficient_of_determination On Wed, Jan 23, 2013 at 2:42 PM, Andreas Mueller wrote: > Am 23.01.2013 20:32, schrieb Ronnie Ghose: > > How can _best_score in GridSearchCV be negative? R^2 can only be from

Re: [Scikit-learn-general] (no subject)

Am 23.01.2013 20:32, schrieb Ronnie Ghose: > How can _best_score in GridSearchCV be negative? R^2 can only be from > 0 to -1 ...? R^2 can also be negative afaik. It is somewhat unstable for small sample sizes. -- Master

[Scikit-learn-general] (no subject)

How can _best_score in GridSearchCV be negative? R^2 can only be from 0 to -1 ...? -- Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS, MVC, Windows 8 Apps, JavaScript and much more. Keep your skills curr