Re: [scikit-learn] Probabilities for LogisticRegression and LDA

2019-02-07 Thread Guillaume LemaƮtre
spell.From: tom.duprelat...@orange.frSent: 8 February 2019 02:52To: scikit-learn@python.orgReply to: scikit-learn@python.orgSubject: Re: [scikit-learn] Probabilitie

Re: [scikit-learn] Probabilities for LogisticRegression and LDA

2019-02-07 Thread Tom DLT
*The set of independent regressions described in Wikipedia is *not* an OvR model.* It is just a (weird) way to understand the multinomial logistic regression model. OvR logistic regression and multinomial logistic regression are two different models. In multinomial logistic regression as a set of

[scikit-learn] Probabilities for LogisticRegression and LDA

2019-02-07 Thread Guillaume LemaƮtre
I was earlier looking at the code of predict_proba of LDA and LogisticRegression. While we certainly some bugs I was a bit confused and I thought an email would be better than opening an issue since that might not be one. In the case of multiclass classification, the probabilities could be compute