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Posted to issues@spark.apache.org by "Davies Liu (JIRA)" <ji...@apache.org> on 2014/11/23 10:16:12 UTC

[jira] [Created] (SPARK-4562) Improve serializationi of DenseVector

Davies Liu created SPARK-4562:
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             Summary: Improve serializationi of DenseVector
                 Key: SPARK-4562
                 URL: https://issues.apache.org/jira/browse/SPARK-4562
             Project: Spark
          Issue Type: Improvement
          Components: MLlib, PySpark
    Affects Versions: 1.2.0
            Reporter: Davies Liu


There is a performance regression in  test of GLM, it's introduced by serialization change of Vector.



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