Xiangrui Meng created SPARK-7912:
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Summary: Make OneHotEncoder more optimistic about the input
Key: SPARK-7912
URL: https://issues.apache.org/jira/browse/SPARK-7912
Project: Spark
Issue Type: Improvement
Components: ML
Affects Versions: 1.4.0
Reporter: Xiangrui Meng
Assignee: Xiangrui Meng
OneHotEncoder should be more robust on input. If the input column doesn't have
ML attribute. We should make scan its values and generate one.
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