Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread Raphael C
On 25 October 2015 at 19:44, olologin wrote: > On 10/25/2015 08:12 PM, Raphael C wrote: >> >> From my quick reading of the thread it seems that people aren't >> convinced LambdaMART is very good in practice. Is that right/wrong? >> >> Raphael >> > > http://research.microsoft.com/en-us/um/people/c

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread Alexandre Gramfort
one API issue that needs to be fixed first is the sample_props fit parameter to pass query ids with samples. A -- ___ Scikit-learn-general mailing list Scikit-learn-general@list

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread olologin
On 10/25/2015 08:12 PM, Raphael C wrote: > > From my quick reading of the thread it seems that people aren't > convinced LambdaMART is very good in practice. Is that right/wrong? > > Raphael > http://research.microsoft.com/en-us/um/people/cburges/tech_reports/MSR-TR-2010-82.pdf says that: >Lamb

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread Raphael C
https://github.com/scikit-learn/scikit-learn/pull/2580 is the PR but it seems to have reached an unfortunate impasse. >From my quick reading of the thread it seems that people aren't convinced LambdaMART is very good in practice. Is that right/wrong? Raphael On 25 Oct 2015 16:46, "olologin" wro

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread olologin
On 10/25/2015 07:39 PM, Alexandre Gramfort wrote: > have a look at: > > http://fa.bianp.net/blog/2012/learning-to-rank-with-scikit-learn-the-pairwise-transform/ > > Alex > > -- >

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread Alexandre Gramfort
have a look at: http://fa.bianp.net/blog/2012/learning-to-rank-with-scikit-learn-the-pairwise-transform/ Alex -- ___ Scikit-learn-general mailing list Scikit-learn-general@list

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread olologin
On 10/25/2015 07:11 PM, Alexandre Gramfort wrote: > which one do you have in mind? > > There was a LambdaMART PR at some point. > > A > > On Sat, Oct 24, 2015 at 6:34 PM, olologin wrote: >> Hello folks, i wonder, why scikit-learn doesn't have ranking algos >> implementation? Is it somehow explaine

Re: [Scikit-learn-general] Ranking algorithms

2015-10-25 Thread Alexandre Gramfort
which one do you have in mind? There was a LambdaMART PR at some point. A On Sat, Oct 24, 2015 at 6:34 PM, olologin wrote: > Hello folks, i wonder, why scikit-learn doesn't have ranking algos > implementation? Is it somehow explained or no one implemented it yet? > > Thanks in advance. > >

[Scikit-learn-general] Ranking algorithms

2015-10-24 Thread olologin
Hello folks, i wonder, why scikit-learn doesn't have ranking algos implementation? Is it somehow explained or no one implemented it yet? Thanks in advance. -- ___ Scikit-learn-