Kirill A. Korinskiy created SPARK-8341:
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Summary: Significant selector feature transformation
Key: SPARK-8341
URL: https://issues.apache.org/jira/browse/SPARK-8341
Project: Spark
Issue Type: New Feature
Components: MLlib
Reporter: Kirill A. Korinskiy
Priority: Minor
Idea of this transformation it safe reduce big vector that was produced by
Hashing TF for example
for reduce requirement of memory for manipulation on them.
This transformation create a model that keep only indices that has different
values on fit stage.
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