zhengruifeng created SPARK-32298:
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Summary: tree models prediction optimization
Key: SPARK-32298
URL: https://issues.apache.org/jira/browse/SPARK-32298
Project: Spark
Issue Type: Improvement
Components: ML
Affects Versions: 3.1.0
Reporter: zhengruifeng
in {{Node}}'s method
{color:#e0957b}def {color}{color:#c7a65d}predictImpl{color}(features: Vector):
LeafNode
use while-loop instead of the recursive way.
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