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https://issues.apache.org/jira/browse/SPARK-4156?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14232639#comment-14232639
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Meethu Mathew commented on SPARK-4156:
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we considered only diagonal covariance matrix and it was initialized using the
variance of each feature.
> Add expectation maximization for Gaussian mixture models to MLLib clustering
> ----------------------------------------------------------------------------
>
> Key: SPARK-4156
> URL: https://issues.apache.org/jira/browse/SPARK-4156
> Project: Spark
> Issue Type: New Feature
> Components: MLlib
> Reporter: Travis Galoppo
> Assignee: Travis Galoppo
>
> As an additional clustering algorithm, implement expectation maximization for
> Gaussian mixture models
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