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https://issues.apache.org/jira/browse/FLINK-1737?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14737071#comment-14737071
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ASF GitHub Bot commented on FLINK-1737:
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Github user chiwanpark commented on the pull request:
https://github.com/apache/flink/pull/1078#issuecomment-138954598
Looks good to me except some minor issues (including things @rmetzger
said). But there is no JIRA issue covered this PR. We should create JIRA issue
first.
> Add statistical whitening transformation to machine learning library
> --------------------------------------------------------------------
>
> Key: FLINK-1737
> URL: https://issues.apache.org/jira/browse/FLINK-1737
> Project: Flink
> Issue Type: New Feature
> Components: Machine Learning Library
> Reporter: Till Rohrmann
> Assignee: Daniel Pape
> Labels: ML, Starter
>
> The statistical whitening transformation [1] is a preprocessing step for
> different ML algorithms. It decorrelates the individual dimensions and sets
> its variance to 1.
> Statistical whitening should be implemented as a {{Transfomer}}.
> Resources:
> [1] [http://en.wikipedia.org/wiki/Whitening_transformation]
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