yuhao yang created SPARK-8703:
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Summary: Add CountVectorizer as a ml transformer to convert
document to words count vector
Key: SPARK-8703
URL: https://issues.apache.org/jira/browse/SPARK-8703
Project: Spark
Issue Type: New Feature
Components: ML
Reporter: yuhao yang
Converts a text document to a sparse vector of token counts.
I can further add an estimator to extract vocabulary from corpus if that's
appropriate.
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