org.apache.ignite.ml.selection.cv

Class CrossValidationResult

java.lang.Object

org.apache.ignite.ml.selection.cv.CrossValidationResult

public class CrossValidationResult
extends Object

Represents the cross validation procedure result, wraps score and values of hyper parameters associated with these values.

Constructor Summary

Constructors

Constructor and Description
CrossValidationResult()

Method Summary

Modifier and Type	Method and Description
double	getBest(String hyperParamName) Gets the best value for the specific hyper parameter.
double	getBestAvgScore() Gets the the average value of best score array.
Map<String,Double>	getBestHyperParams() Gets the best hyper parameters set.
double[]	getBestScore() Gets the best score for the specific hyper parameter.
Map<Map<String,Double>,double[]>	getScoringBoard() Gets the Scoring Board.
void	setBestHyperParams(Map<String,Double> bestHyperParams) Helper method in cross-validation process.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

CrossValidationResult

public CrossValidationResult()

Method Detail

getBest

public double getBest(String hyperParamName)

Gets the best value for the specific hyper parameter.

Parameters:

hyperParamName - Hyper parameter name.

Returns:

The value.

getBestScore

public double[] getBestScore()

Gets the best score for the specific hyper parameter.

Returns:

The value.

getBestAvgScore

public double getBestAvgScore()

Gets the the average value of best score array. Default value is Double.MIN_VALUE.

Returns:

The value.

setBestHyperParams

public void setBestHyperParams(Map<String,Double> bestHyperParams)

Helper method in cross-validation process.

Parameters:

bestHyperParams - The best hyper parameters.

getScoringBoard

public Map<Map<String,Double>,double[]> getScoringBoard()

Gets the Scoring Board. The key is map of hyper parameters and its values, the value is score result associated with set of hyper parameters presented in the key.

Returns:

The Scoring Board.

getBestHyperParams

public Map<String,Double> getBestHyperParams()

Gets the best hyper parameters set.

Returns:

The value.

toString

public String toString()

Overrides:

toString in class Object