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Huaxin Gao commented on SPARK-29565: ------------------------------------ I will work on this. Thanks for ping me [~podongfeng] > OneHotEncoder should support single-column input/ouput > ------------------------------------------------------ > > Key: SPARK-29565 > URL: https://issues.apache.org/jira/browse/SPARK-29565 > Project: Spark > Issue Type: New Feature > Components: ML, PySpark > Affects Versions: 3.0.0 > Reporter: zhengruifeng > Priority: Minor > > Current feature algs > ({color:#5a6e5a}QuantileDiscretizer/Binarizer/Bucketizer/StringIndexer{color}) > are designed to support both single-col & multi-col. > And there is already some internal utils (like > {color:#c7a65d}checkSingleVsMultiColumnParams{color}) for this. > For OneHotEncoder, it's reasonable to support single-col. > -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org