[jira] [Commented] (MAHOUT-886) FPtree nodes multiply-added (becoming siblings in tree)

["Sean Owen (Commented) (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAHOUT-886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13150011#comment-13150011 ] 

Sean Owen commented on MAHOUT-886:
----------------------------------

It looks OK to me, and passes tests, and I trust that tom's looked into this enough to confirm it's a fix. Robin any thoughts before I commit?
                
> FPtree nodes multiply-added (becoming siblings in tree)
> -------------------------------------------------------
>
>                 Key: MAHOUT-886
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-886
>             Project: Mahout
>          Issue Type: Bug
>          Components: Frequent Itemset/Association Rule Mining
>    Affects Versions: 0.6
>            Reporter: tom pierce
>         Attachments: MAHOUT-886.patch
>
>
> In FPGrowth#traverseAndBuildConditionalFPTreeData, while creating a conditional FPtree sometimes nodes are multiply-added as children of the same node, becoming siblings in the conditional tree.

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