Mohd Suaib Danish created SPARK-19848:
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             Summary: Regex Support in StopWordsRemover
                 Key: SPARK-19848
                 URL: https://issues.apache.org/jira/browse/SPARK-19848
             Project: Spark
          Issue Type: Wish
          Components: ML
    Affects Versions: 2.1.0
            Reporter: Mohd Suaib Danish


Can we have regex feature in StopWordsRemover in addition to the provided list 
of stop words?
Use cases can be following:
1. Remove all single or double letter words- [a-zA-Z]{1,2}
2. Remove anything starting with abc - ^abc



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