Re: [Scikit-learn-general] inconsistencies between predict_proba and predict

2015-05-22 Thread chyi-kwei yau
As I know, SVM predicts class label directly without probability information. The probability of each class is just an estimation. (Check section 8 of libsvm paper: http://www.csie.ntu.edu.tw/~cjlin/papers/libsvm.pdf) On Fri, May 22, 2015 at 3:03 AM zhenjiang zech xu wrote: > Hi all, > > I test

Re: [Scikit-learn-general] PR about topic models

2014-08-24 Thread chyi-kwei yau
ok. I will start working on this. Please let me know if there are other suggestions. Thanks, Chyi-Kwei On Fri, Aug 22, 2014 at 5:23 AM, Gael Varoquaux wrote: > On Tue, Aug 19, 2014 at 11:30:51AM -0400, chyi-kwei yau wrote: >> So, are we still considering include this model in the futu

Re: [Scikit-learn-general] PR about topic models

2014-08-19 Thread chyi-kwei yau
/onlineldavb_bsd.tar) So, are we still considering include this model in the future? If yes, I can create an issue and start working on this. Thanks, Chyi-Kwei On Sun, Nov 24, 2013 at 12:22 PM, chyi-kwei yau wrote: > Got it. I will ask him if he can relicense the code to BSD or MIT. > > > > On Su

Re: [Scikit-learn-general] Scikit learn HMM Library

2014-05-16 Thread chyi-kwei yau
Hi Subhabrata, You can find HMM implementation here: https://github.com/hmmlearn/hmmlearn And seqlearn also have Viterbi implementation. https://github.com/larsmans/seqlearn/blob/master/seqlearn/_decode/viterbi.pyx Best, Chyi-Kwei On Fri, May 16, 2014 at 4:39 PM, Subhabrata Banerjee wrote: > D

Re: [Scikit-learn-general] PR about topic models

2013-11-24 Thread chyi-kwei yau
Got it. I will ask him if he can relicense the code to BSD or MIT. On Sun, Nov 24, 2013 at 12:06 PM, Gael Varoquaux wrote: > On Sun, Nov 24, 2013 at 12:05:07PM -0500, chyi-kwei yau wrote: >> Sure, that's a possibility. There's already a version of the code in >> the

Re: [Scikit-learn-general] PR about topic models

2013-11-24 Thread chyi-kwei yau
Hi guys, I just got response from Matt Hoffman about relicense his onlineLDA code. Here is his response: -- Hi Chyi-Kwei, Sure, that's a possibility. There's already a version of the code in the gensim project under the LGPL license—let me know if that's still to restrictive and I'll

Re: [Scikit-learn-general] PR about topic models

2013-10-31 Thread chyi-kwei yau
ok. I will email Matt Hoffman about the license thing and reply in this maling list. Best, Chyi-Kwei On Thu, Oct 31, 2013 at 5:04 AM, Olivier Grisel wrote: > 2013/10/31 Joel Nothman : > > I imagine LDA and related models would be welcome additions to > scikit-learn. > > However, Hoffman's work

[Scikit-learn-general] PR about topic models

2013-10-30 Thread chyi-kwei yau
Hi guys, Recently I am trying to combine LDA(Latent Dirichlet Allocation) with some clustering methods. So I modified Matt Hoffman's onlineLDA to sklearn's format and use it with other sklearn modules. (I changed the input format to sparse matrix and speed up the e-step with multiprocessing.) I t