Package org.neo4j.gds.ml.decisiontree

Interface ImpurityCriterion.ImpurityData

Enclosing interface:
ImpurityCriterion
public static interface ImpurityCriterion.ImpurityData
A lightweight representation of a decision tree node's impurity.

  • Method Details

    • impurity

      double impurity()

    • groupSize

      long groupSize()

    • copyTo

      void copyTo(ImpurityCriterion.ImpurityData impurityData)
      Copies all significant data to `impurityData`. Can be called frequently during split searching so should be as lightweight as possible.
      Parameters:
      impurityData - the object to copy to