Package com.yahoo.searchlib.gbdt
Class FeatureNode
- java.lang.Object
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- com.yahoo.searchlib.gbdt.TreeNode
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- com.yahoo.searchlib.gbdt.FeatureNode
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- Direct Known Subclasses:
CategoryFeatureNode
,NumericFeatureNode
public abstract class FeatureNode extends TreeNode
A node in a GBDT tree which references a feature value- Author:
- bratseth
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description String
feature()
static FeatureNode
fromDom(Node node)
TreeNode
left()
protected abstract String
rankingExpressionCondition()
TreeNode
right()
String
toRankingExpression()
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Method Detail
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feature
public String feature()
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left
public TreeNode left()
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right
public TreeNode right()
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toRankingExpression
public String toRankingExpression()
- Specified by:
toRankingExpression
in classTreeNode
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rankingExpressionCondition
protected abstract String rankingExpressionCondition()
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fromDom
public static FeatureNode fromDom(Node node)
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