Re: [scikit-learn] Plot Cross-validated ROCs for multi-class classification problem

2018-07-21 Thread serafim loukas
Hello J.B, I could simply create some ROC curves as shown in the scikit-learn documentation by selecting only 2 classes and then repeating by selecting other pair of classes (in total I have 3 classes so this would result in 3 different ROC figures). An alternative would be I would like to pl

Re: [scikit-learn] Plot Cross-validated ROCs for multi-class classification problem

2018-07-21 Thread Brown J.B. via scikit-learn
Hello Makis, 2018-07-20 23:44 GMT+09:00 Andreas Mueller : > There is no single roc curve for a 3 class problem. So what do you want to > plot? > > On 07/20/2018 10:40 AM, serafim loukas wrote: > > What I want to do is to plot the average(mean) ROC across Folds for a > 3-class case. > > The protot

Re: [scikit-learn] Plot Cross-validated ROCs for multi-class classification problem

2018-07-20 Thread Andreas Mueller
Please stay on the mailing list. There is no single roc curve for a 3 class problem. So what do you want to plot? On 07/20/2018 10:40 AM, serafim loukas wrote: Hello Andy, Thank you for your response. What I want to do is to plot the average(mean) ROC across Folds for a 3-class case. I hav