alessandrobenedetti commented on a change in pull request #242:
URL: https://github.com/apache/solr/pull/242#discussion_r683276114
##########
File path:
solr/contrib/ltr/src/java/org/apache/solr/ltr/model/MultipleAdditiveTreesModel.java
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@@ -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:
I think we should keep it consistent, isn't <= in XGboost and similar?
This is a pretty big change, and I think it shouldn't be necssary
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