spyk commented on a change in pull request #242:
URL: https://github.com/apache/solr/pull/242#discussion_r698497679
##########
File path:
solr/contrib/ltr/src/java/org/apache/solr/ltr/model/MultipleAdditiveTreesModel.java
##########
@@ -292,10 +291,10 @@ private static float scoreNode(float[] featureVector,
RegressionTreeNode regress
return 0f;
}
- if (featureVector[regressionTreeNode.featureIndex] <=
regressionTreeNode.threshold) {
- regressionTreeNode = regressionTreeNode.left;
- } else {
+ if (featureVector[regressionTreeNode.featureIndex] >=
regressionTreeNode.threshold) {
Review comment:
@diegoceccarelli not sure if there are different tree models that either
split to left or right when equal. At least in the case of the XGBoost model,
it seems to split to the right by default. I'll check if I can add that flag
functionality on the PR.
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