Re: [R] how to use confusionMatrix function in solving multi-classes problem

2015-12-13 Thread Giorgio Garziano
You may use the "caret" package. At the following link 2-classes and 3-classes examples: http://www.inside-r.org/node/86995 -- GG [[alternative HTML version deleted]] __ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see

[R] how to use confusionMatrix function in solving multi-classes problem

2015-12-13 Thread Hamed Nofal
Dear Colleagues I need someone to kindly help me solving this problem. A sample of 89 patients was tested for 4 tumor types (T1, T2, T3, T4). The results of the operative predicted T stage and those of the pathology tests are tabulated in the following table:

Re: [R] how to use confusionMatrix function in solving multi-classes problem

2015-12-13 Thread Boris Steipe
This looks like homework to me and this list has a No-Homework policy. Now, once you have done your homework (and that includes reading the documentation of the functions you are using), and you are still confused about details, you are welcome to ask again. Please keep the following in mind: