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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2014/08/13 08:22:12 UTC

[jira] [Created] (SPARK-3001) Improve Spearman's correlation

Xiangrui Meng created SPARK-3001:
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             Summary: Improve Spearman's correlation
                 Key: SPARK-3001
                 URL: https://issues.apache.org/jira/browse/SPARK-3001
             Project: Spark
          Issue Type: Improvement
          Components: MLlib
    Affects Versions: 1.1.0
            Reporter: Xiangrui Meng
            Assignee: Xiangrui Meng


The current implementation requires sorting individual columns, which could be done with a global sort.



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