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From "Matthias Boehm (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SYSTEMML-1811) Can we Implement X%*%t(X) in a better way?
Date Thu, 10 Aug 2017 07:57:01 GMT

    [ https://issues.apache.org/jira/browse/SYSTEMML-1811?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16121215#comment-16121215
] 

Matthias Boehm commented on SYSTEMML-1811:
------------------------------------------

That's fine - don't worry. I just closed it to cleanup the list of open issues.

> Can we Implement X%*%t(X) in a better way?
> ------------------------------------------
>
>                 Key: SYSTEMML-1811
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1811
>             Project: SystemML
>          Issue Type: Improvement
>            Reporter: Janardhan
>            Assignee: Matthias Boehm
>             Fix For: Not Applicable
>
>
> A matrix multiplied by its self transpose is a frequent occurrence in many algorithms
( a lot of them). There is definitely a way to take into consideration the special properties
of this matrix operation.



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