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Hello, My question is about the algorithm used behind decision tree package rpart. It is not clear in the help if the algorithm used is ID3 or C4.5. Someone has any idea? Regards. Sandro. -- View this message in context...
Hello, I want to try oblique decision tree. I have found the mvpart package. In the help file, there is an example of the mvpart function using the spider data set. However, when trying the example I do not obtain...
Hello, I'm building a decision tree in R with the rpart package. Modeling is fine. But when it comes to scoring, I have the following issue: factor 'cust_language' has new level(s) OT I think this comes from...
First, thanks for your answer. I find the description of mvpart package quite short: "Wrapper function for fitting and plotting rpart models " Then, I thought that mvpart was the package which seems closest to what I would like to do...
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