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From "zhengruifeng (Jira)" <>
Subject [jira] [Created] (SPARK-30376) Unify the computation of numFeatures
Date Sun, 29 Dec 2019 05:04:00 GMT
zhengruifeng created SPARK-30376:

             Summary: Unify the computation of numFeatures
                 Key: SPARK-30376
             Project: Spark
          Issue Type: Improvement
          Components: ML
    Affects Versions: 3.0.0
            Reporter: zhengruifeng

Try to extract numFeatures from metadata first, if do not exists, then extract from the dataset.

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