Package

org.apache.spark.mllib.tree

impurity

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package impurity

Visibility
  1. Public
  2. All

Type Members

  1. trait Impurity extends Serializable

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    Trait for calculating information gain.

    Trait for calculating information gain. This trait is used for (a) setting the impurity parameter in org.apache.spark.mllib.tree.configuration.Strategy (b) calculating impurity values from sufficient statistics.

    Annotations
    @Since( "1.0.0" )

Value Members

  1. object Entropy extends Impurity

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    Class for calculating entropy during multiclass classification.

    Class for calculating entropy during multiclass classification.

    Annotations
    @Since( "1.0.0" )

  2. object Gini extends Impurity

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    Class for calculating the Gini impurity (http://en.wikipedia.org/wiki/Decision_tree_learning#Gini_impurity) during multiclass classification.

    Class for calculating the Gini impurity (http://en.wikipedia.org/wiki/Decision_tree_learning#Gini_impurity) during multiclass classification.

    Annotations
    @Since( "1.0.0" )

  3. object Variance extends Impurity

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    Class for calculating variance during regression

    Class for calculating variance during regression

    Annotations
    @Since( "1.0.0" )

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