## Uses of Class
org.apache.ignite.ml.tree.impurity.ImpurityMeasureCalculator

- Packages that use ImpurityMeasureCalculator
  Package | Description
  --- | ---
  org.apache.ignite.ml.tree | Root package for decision trees.
  org.apache.ignite.ml.tree.impurity.gini | Contains Gini impurity measure and calculator.
  org.apache.ignite.ml.tree.impurity.mse | Contains mean squared error impurity measure and calculator.

- - ### Uses of ImpurityMeasureCalculator in org.apache.ignite.ml.tree

    Methods in org.apache.ignite.ml.tree that return ImpurityMeasureCalculator
    Modifier and Type | Method and Description
    --- | ---
    `protected abstract ImpurityMeasureCalculator<T>` | DecisionTree.`getImpurityMeasureCalculator(Dataset<EmptyContext,DecisionTreeData> dataset)` Returns impurity measure calculator.
    `protected ImpurityMeasureCalculator<MSEImpurityMeasure>` | DecisionTreeRegressionTrainer.`getImpurityMeasureCalculator(Dataset<EmptyContext,DecisionTreeData> dataset)` Returns impurity measure calculator.
    `protected ImpurityMeasureCalculator<GiniImpurityMeasure>` | DecisionTreeClassificationTrainer.`getImpurityMeasureCalculator(Dataset<EmptyContext,DecisionTreeData> dataset)` Returns impurity measure calculator.

  - ### Uses of ImpurityMeasureCalculator in org.apache.ignite.ml.tree.impurity.gini

    Subclasses of ImpurityMeasureCalculator in org.apache.ignite.ml.tree.impurity.gini
    Modifier and Type | Class and Description
    --- | ---
    `class` | `GiniImpurityMeasureCalculator` Gini impurity measure calculator.

  - ### Uses of ImpurityMeasureCalculator in org.apache.ignite.ml.tree.impurity.mse

    Subclasses of ImpurityMeasureCalculator in org.apache.ignite.ml.tree.impurity.mse
    Modifier and Type | Class and Description
    --- | ---
    `class` | `MSEImpurityMeasureCalculator` Meas squared error (variance) impurity measure calculator.

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Ignite Database and Caching Platform | : ver. 2.9.1
Release Date | : December 9 2020