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Posted to issues@spark.apache.org by "yuhao yang (JIRA)" <ji...@apache.org> on 2018/01/02 23:35:00 UTC

[jira] [Created] (SPARK-22943) OneHotEncoder supports manual specification of categorySizes

yuhao yang created SPARK-22943:
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             Summary: OneHotEncoder supports manual specification of categorySizes
                 Key: SPARK-22943
                 URL: https://issues.apache.org/jira/browse/SPARK-22943
             Project: Spark
          Issue Type: Improvement
          Components: ML
    Affects Versions: 2.2.0
            Reporter: yuhao yang
            Priority: Minor


OHE should support configurable categorySizes, as n-values in  http://scikit-learn.org/stable/modules/generated/sklearn.preprocessing.OneHotEncoder.html. which allows consistent and foreseeable conversion.




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