zhengruifeng created SPARK-29751:
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Summary: Scalers use Summarizer instead of
MultivariateOnlineSummarizer
Key: SPARK-29751
URL: https://issues.apache.org/jira/browse/SPARK-29751
Project: Spark
Issue Type: Improvement
Components: ML
Affects Versions: 3.0.0
Reporter: zhengruifeng
I did performance tests and found that using Summarizer instead of
MultivariateOnlineSummarizer will speed up the fitting.
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