C# Class Accord.MachineLearning.DecisionTrees.Pruning.ReducedErrorPruning

Reduced error pruning.

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Public Methods

Method	Description
ReducedErrorPruning ( DecisionTree tree, double inputs, int outputs ) : System	Initializes a new instance of the ReducedErrorPruning class.
Run ( ) : double	Computes one pass of the pruning algorithm.

Private Methods

Method	Description
computeError ( ) : double
computeError ( DecisionNode node ) : double
computeGain ( DecisionNode node ) : double
trackDecisions ( DecisionNode root, double input, int index ) : void

Method Details

ReducedErrorPruning() public method

Initializes a new instance of the ReducedErrorPruning class.

public ReducedErrorPruning ( DecisionTree tree, double inputs, int outputs ) : System
tree	DecisionTree	The tree to be pruned.
inputs	double	The pruning set inputs.
outputs	int	The pruning set outputs.
return	System

Run() public method

Computes one pass of the pruning algorithm.

public Run ( ) : double
return	double