0

I am building a decision tree that uses fields with continuous values (doubles). how should I create the range nodes to build the tree with (finding the best ranges values)

user882611
  • 47
  • 1
  • 6

1 Answers1

0

The standard way in growing a decision tree is to find the threshold that minimizes the (weighted) sum of either the entropies or the Gini impurities of the child nodes.

ALGLIB is a good open-source implementation to study when one wants to implement this oneself:

http://www.alglib.net/dataanalysis/decisionforest.php

Frederik Kaster
  • 103
  • 6