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https://issues.apache.org/jira/browse/LUCENE-6854?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15089257#comment-15089257
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ASF subversion and git services commented on LUCENE-6854:
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Commit 1723729 from [~teofili] in branch 'dev/trunk'
[ https://svn.apache.org/r1723729 ]
LUCENE-6854 - global confusion matrix precision and recall metrics
> Provide extraction of more metrics from confusion matrix
> --------------------------------------------------------
>
> Key: LUCENE-6854
> URL: https://issues.apache.org/jira/browse/LUCENE-6854
> Project: Lucene - Core
> Issue Type: Improvement
> Components: modules/classification
> Reporter: Tommaso Teofili
> Assignee: Tommaso Teofili
> Fix For: Trunk
>
>
> {{ConfusionMatrix}} only provides a general accuracy measure while it'd be
> good to be able to extract more metrics from it, for specific classes, like
> precision, recall, f-measure, etc.
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