Re: [Scikit-learn-general] FW: New Webinar Series: The Evolution of Regression From Classical Linear Regression to Modern Ensembles

2013-02-11 Thread Gael Varoquaux
I agree with Andy that so far it is not that much of a bother, and the pain created by blocking such mail might exceed the gain. Of course, if we start having too many of such mails... G -- Free Next-Gen Firewall Hardwar

Re: [Scikit-learn-general] FW: New Webinar Series: The Evolution of Regression From Classical Linear Regression to Modern Ensembles

2013-02-11 Thread Andreas Mueller
Someone registered for the ml and probably posted this by hand. So we can only go by the content. The ml is hosted by sourceforge, I would not expect them do do any custom / advanced spam filtering. It is not that big a problem at the moment, though, is it? --

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Gael Varoquaux
On Mon, Feb 11, 2013 at 11:21:14PM +0100, Lars Buitinck wrote: > What's the backporting procedure? Just copy the files? And adjust test, and chmod. > We could put it in the py3k branch... No, I want this in the master branch, because we need to benefit from an important bugfix. I'll do it tomorr

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Lars Buitinck
2013/2/11 Gael Varoquaux : > I need to backport it to scikit-learn. I have been waiting a been for > feedback on the latest beta release that I did recently. What's the backporting procedure? Just copy the files? We could put it in the py3k branch... -- Lars Buitinck Scientific programmer, ILPS

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Gael Varoquaux
> Btw, I forget to report one important thing: I did not touch the > joblib code at all. It didn't seem wise to me to merge Olivier's 11 > months old commits with an updated version of an external dependency. > Should we tackle joblib py3 compatibility outside the scikit-learn > project first? We

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Lars Buitinck
2013/2/11 Kenneth C. Arnold : > Unfortunately, Scipy 0.11.0 is broken on Python 3.3. > http://projects.scipy.org/scipy/ticket/1739 There goes the "skip to 3.3" advice :( Btw, I forget to report one important thing: I did not touch the joblib code at all. It didn't seem wise to me to merge Olivier

Re: [Scikit-learn-general] Hyperparameter optimization

2013-02-11 Thread James Bergstra
Interesting to see this thread revived! FYI I've made hyperopt a lot friendlier since that original posting. http://jaberg.github.com/hyperopt/ pip install hyperopt 1. It has docs. 2. The minimization interface is based on an fmin() function, that should be pretty accessible. 3. It can be instal

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Matthieu Brucher
ML4H is interesting, but I don't know if everything inside can be done as is in Python. Wii It Python only handles the first chapter or so :/ Thus there is a public for a ML4P book :( Or perhaps if we make each of us one chapter on a specific topic and aggregate the total in a book? 2013/2/11 Fre

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Fred Mailhot
Thanks to all for your speedy replies! I definitely appreciate that there are non-trivial issues in committing to a project like that. I've got a copy of ML4H, and will thus follow @ogrisel's suggestion (thanks!) Best, Fred. On 11 February 2013 09:40, Jacob Vanderplas wrote: > Last week an O'R

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Olivier Grisel
2013/2/11 Kenneth C. Arnold : > tl;dr: Try Python 3.2 with MacPorts. > > Unfortunately, Scipy 0.11.0 is broken on Python 3.3. > http://projects.scipy.org/scipy/ticket/1739 Indeed, that might be the issue I am facing. > This is fixed in their master branch. I just made a successful build of that >

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Kenneth C. Arnold
tl;dr: Try Python 3.2 with MacPorts. Unfortunately, Scipy 0.11.0 is broken on Python 3.3. http://projects.scipy.org/scipy/ticket/1739 This is fixed in their master branch. I just made a successful build of that branch on OS X 10.8:https://trac.macports.org/ticket/37400#comment:15There may be some

Re: [Scikit-learn-general] A sprint in Paris in April ?

2013-02-11 Thread Jacob Vanderplas
I'll be in northern Europe (Denmark & Germany) for vacation during the first part of April. It's unlikely I'll be able to change my itinerary to get down to Paris afterward, but if the sprint is the week of April 14th I might be able to work something out. Don't plan it around me, though - it's p

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Jacob Vanderplas
Last week an O'Reilly editor I've worked with got in touch with me asking if I'd be willing to write such a book. I can't consider it because of my current commitments, but if anyone from the dev team (perhaps a few folks working together) is interested, I'd be happy to forward them your informati

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Matthieu Brucher
I offered a table of contents, but then no answer from them afterwards :/ As Andreas said, there is not much financial interest to write such a book, you have to work on it for 3 months full time or 6 months all evenings, and there are not a lot of people that can afford such a commitment! In a wa

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Olivier Grisel
2013/2/11 Matthieu Brucher : > Hi Fred, > > Packt asked some people here to write something like that. But I don't know > where this project is, they stopped communicating (at least) with me. I don't know what is the status of the Packt book (I don't even know if anybody is working on such a book)

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Andreas Mueller
Hi Fred. Afaik no-one is working on a book currently, though some people have showed interest. Most devs are researchers or have full-time jobs. Writing a book would probably mean quitting jobs for a couple of month, stalling research and basically not making any money (From what I read, writi

Re: [Scikit-learn-general] Sklearn book?

2013-02-11 Thread Matthieu Brucher
Hi Fred, Packt asked some people here to write something like that. But I don't know where this project is, they stopped communicating (at least) with me. Cheers, Matthieu 2013/2/11 Fred Mailhot > Hi list, > > Is anyone working on a book showcasing scikit-learn? I'm thinking > something alon

[Scikit-learn-general] Sklearn book?

2013-02-11 Thread Fred Mailhot
Hi list, Is anyone working on a book showcasing scikit-learn? I'm thinking something along the lines of "Mahout In Action", that would showcase each of the parts of scikit-learn and provide a dead-tree reference with a lot of worked-out examples. I suppose it would make sense to wait for a 1.0 rel

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Olivier Grisel
2013/2/11 Lars Buitinck : > 2013/2/11 Olivier Grisel : >> But I am also having a hard time compiling a version of scipy that >> builds against a matching version of numpy under python 3 for some >> reason. I did not have that problem last time I tried so I might have >> an issue with my python 3 in

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Lars Buitinck
2013/2/11 Olivier Grisel : > But I am also having a hard time compiling a version of scipy that > builds against a matching version of numpy under python 3 for some > reason. I did not have that problem last time I tried so I might have > an issue with my python 3 install... You're a Mac user, rig

Re: [Scikit-learn-general] Python 2.x & 3.x under one code base

2013-02-11 Thread Olivier Grisel
2013/2/11 Lars Buitinck : > 2013/2/10 Olivier Grisel : >> I see that setup.py still does 2to3 translation in the build folder in >> that branch. Have you tried to get rid of it? > > I didn't even try running it under Py3 yet. The problem is that > mock_urllib2 is replaced by something called Urlope

Re: [Scikit-learn-general] A sprint in Paris in April ?

2013-02-11 Thread Olivier Grisel
2013/2/11 Gael Varoquaux : > On Sat, Feb 09, 2013 at 11:04:19AM +, Vlad Niculae wrote: >> Is (the end of) March completely out of the question? > > As far as I am concerned, yes. Same here: I will already spend most of March in Santa Clara for PyCon. -- Olivier http://twitter.com/ogrisel - h

Re: [Scikit-learn-general] A sprint in Paris in April ?

2013-02-11 Thread Gael Varoquaux
On Sat, Feb 09, 2013 at 11:04:19AM +, Vlad Niculae wrote: > Is (the end of) March completely out of the question? As far as I am concerned, yes. G -- Free Next-Gen Firewall Hardware Offer Buy your Sophos next-gen fir

Re: [Scikit-learn-general] Hyperparameter optimization

2013-02-11 Thread Mathieu Blondel
On Mon, Feb 11, 2013 at 4:39 PM, Wei LI wrote: > In my point of view, to optimize the hyperparameters can not use standard > optimization techniques(or else it will become a parameters and cannot be > set empirically?) So some heuristic in brute force searching maybe a good > idea. I am thinking a

Re: [Scikit-learn-general] Hyperparameter optimization

2013-02-11 Thread Alexandre Gramfort
indeed SVM (libsvm / liblinear) could benefit also from a path strategy. Alex On Mon, Feb 11, 2013 at 8:39 AM, Wei LI wrote: > In my point of view, to optimize the hyperparameters can not use standard > optimization techniques(or else it will become a parameters and cannot be > set empirically?)