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Posted to dev@mahout.apache.org by "Suneel Marthi (JIRA)" <ji...@apache.org> on 2013/12/15 07:27:07 UTC

[jira] [Updated] (MAHOUT-1379) ClusterQualitySummarizer fails with the new T-Digest for clusters with 1 data point

     [ https://issues.apache.org/jira/browse/MAHOUT-1379?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Suneel Marthi updated MAHOUT-1379:
----------------------------------

    Status: Patch Available  (was: In Progress)

> ClusterQualitySummarizer fails with the new T-Digest for clusters with 1 data point
> -----------------------------------------------------------------------------------
>
>                 Key: MAHOUT-1379
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-1379
>             Project: Mahout
>          Issue Type: Bug
>          Components: Examples
>    Affects Versions: 0.8
>            Reporter: Suneel Marthi
>            Assignee: Suneel Marthi
>            Priority: Minor
>             Fix For: 0.9
>
>
> ClusterQualitySummarizer (with the new t-digest) fails if a cluster has only a single data point. The issue is the call to OnlineSummarizer.getMax() expects > 1 point to be available in the cluster.



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