An Introduction to Recursive Partitioning Using the RPART Routines

Unknown
January 1, 2015
Cited by 1,031

Abstract

3 Building the tree 5 3.1 Splitting criteria . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3.2 Incorporating losses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.2.1 Generalized Gini index . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3.2.2 Altered priors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3.3 Example: Stage C prostate cancer (class method) . . . . . . . . . . . . . . 10 3.4 Variable importance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11


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