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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.rankingexpression.importer.lightgbm;
/**
* @author lesters
*/
public class LightGBMNode {
// split nodes
private int split_feature;
private String threshold; // double for numerical, string for categorical
private String decision_type;
private boolean default_left;
private String missing_type;
private int internal_count;
private LightGBMNode left_child;
private LightGBMNode right_child;
// leaf nodes
private double leaf_value;
private int leaf_count;
public int getSplit_feature() {
return split_feature;
}
public String getThreshold() {
return threshold;
}
public String getDecision_type() {
return decision_type;
}
public boolean isDefault_left() {
return default_left;
}
public String getMissing_type() {
return missing_type;
}
public int getInternal_count() {
return internal_count;
}
public LightGBMNode getLeft_child() {
return left_child;
}
public LightGBMNode getRight_child() {
return right_child;
}
public double getLeaf_value() {
return leaf_value;
}
public int getLeaf_count() {
return leaf_count;
}
public boolean isLeaf() {
return left_child == null && right_child == null;
}
}
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