Package com.yahoo.searchlib.gbdt

Class TreeNode

java.lang.Object

com.yahoo.searchlib.gbdt.TreeNode

Direct Known Subclasses:

FeatureNode, ResponseNode

public abstract class TreeNode
extends Object

Author:

bratseth

Constructor Summary

Constructors

Constructor	Description
TreeNode(Optional<Integer> samples)

Method Summary

Modifier and Type	Method	Description
static TreeNode	fromDom(Node node)
Optional<Integer>	samples()	Returns the number of samples in the training set that matches this node if this model does not contain this information (i.e if it is not an "ext" model).
abstract String	toRankingExpression()

Methods inherited from class java.lang.Object

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

Constructor Details

TreeNode

public TreeNode(Optional<Integer> samples)

Method Details

toRankingExpression

public abstract String toRankingExpression()

samples

public Optional<Integer> samples()

Returns the number of samples in the training set that matches this node if this model does not contain this information (i.e if it is not an "ext" model).

fromDom

public static TreeNode fromDom(Node node)