Package com.yahoo.searchlib.gbdt

Class NumericFeatureNode

java.lang.Object

com.yahoo.searchlib.gbdt.TreeNode

com.yahoo.searchlib.gbdt.FeatureNode

com.yahoo.searchlib.gbdt.NumericFeatureNode

public final class NumericFeatureNode
extends FeatureNode

A GBDT node representing a numeric "less than" comparison: feature < numeric-value

Author:

bratseth

Constructor Summary

Constructors

Constructor	Description
NumericFeatureNode(String feature, Value value, Optional<Integer> samples, TreeNode left, TreeNode right)

Method Summary

Modifier and Type	Method	Description
String	rankingExpressionCondition()
Value	value()	Returns a copy of the array of values in this

Methods inherited from class com.yahoo.searchlib.gbdt.FeatureNode

feature, fromDom, left, right, toRankingExpression

Methods inherited from class com.yahoo.searchlib.gbdt.TreeNode

samples

Methods inherited from class java.lang.Object

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

Constructor Detail

NumericFeatureNode

public NumericFeatureNode(String feature,
                          Value value,
                          Optional<Integer> samples,
                          TreeNode left,
                          TreeNode right)

Method Detail

value

public Value value()

Returns a copy of the array of values in this

rankingExpressionCondition

public String rankingExpressionCondition()

Specified by:

rankingExpressionCondition in class FeatureNode