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Posted to dev@lucene.apache.org by "ASF subversion and git services (JIRA)" <ji...@apache.org> on 2017/12/20 18:57:00 UTC
[jira] [Commented] (SOLR-11785) Add multiVariateNormalDistribution
Stream Evaluator
[ https://issues.apache.org/jira/browse/SOLR-11785?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16298920#comment-16298920 ]
ASF subversion and git services commented on SOLR-11785:
--------------------------------------------------------
Commit 960a5fd793aa26546379a17ee29c026fcb198a37 in lucene-solr's branch refs/heads/master from [~joel.bernstein]
[ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=960a5fd ]
SOLR-11785: Add multiVariateNormalDistribution Stream Evaluator
> Add multiVariateNormalDistribution Stream Evaluator
> ---------------------------------------------------
>
> Key: SOLR-11785
> URL: https://issues.apache.org/jira/browse/SOLR-11785
> Project: Solr
> Issue Type: New Feature
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Joel Bernstein
> Attachments: SOLR-11785.patch, SOLR-11785.patch
>
>
> As the univariate statistical functions are very far along it makes sense to begin focusing on the multivariate statistical functions. This ticket adds the multivariate normal distribution which is the most important multivariate distribution.
> This also gets into the world of Bayesian Statistics and machine learning.
> Implementation provided by Apache Commons Math.
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