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https://issues.apache.org/jira/browse/METRON-562?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15678077#comment-15678077
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ASF GitHub Bot commented on METRON-562:
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Github user james-sirota commented on a diff in the pull request:
https://github.com/apache/incubator-metron/pull/352#discussion_r88757991
--- Diff:
metron-analytics/metron-statistics/src/main/java/org/apache/metron/statistics/outlier/MedianAbsoluteDeviationFunctions.java
---
@@ -0,0 +1,193 @@
+/*
--- End diff --
We need to file a follow-on Jira to add some caching to this
> Add rudimentary statistical outlier detection
> ---------------------------------------------
>
> Key: METRON-562
> URL: https://issues.apache.org/jira/browse/METRON-562
> Project: Metron
> Issue Type: New Feature
> Reporter: Casey Stella
> Assignee: Casey Stella
> Original Estimate: 48h
> Remaining Estimate: 48h
>
> With the advent of the profiler, we can now capture state. Furthermore, with
> Stellar, we can capture statistical summaries. We should provide rudimentary
> outlier detection functionality in the form of Stellar functions that can
> operate on captured state from the profiler.
> To begin, we should enable simple outlier tests using distance from a central
> measure such as Median Absolute Deviation (see
> http://www.itl.nist.gov/div898/handbook/eda/section3/eda35h.htm).
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