Ruifeng Zheng created SPARK-51422:
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Summary: Optimize CrossValidator eliminating the JVM-Python data
exchange
Key: SPARK-51422
URL: https://issues.apache.org/jira/browse/SPARK-51422
Project: Spark
Issue Type: Sub-task
Components: ML, PySpark
Affects Versions: 4.1
Reporter: Ruifeng Zheng
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