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Posted to dev@lucene.apache.org by "ASF subversion and git services (JIRA)" <ji...@apache.org> on 2017/12/22 13:18:00 UTC
[jira] [Commented] (SOLR-11789) Add integrate Stream Evaluator
[ https://issues.apache.org/jira/browse/SOLR-11789?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16301391#comment-16301391 ]
ASF subversion and git services commented on SOLR-11789:
--------------------------------------------------------
Commit b5d55b86dfca27d783915e4523cae76869cf67c9 in lucene-solr's branch refs/heads/master from [~joel.bernstein]
[ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=b5d55b8 ]
SOLR-11789: Add integrate Stream Evaluator
> Add integrate Stream Evaluator
> ------------------------------
>
> Key: SOLR-11789
> URL: https://issues.apache.org/jira/browse/SOLR-11789
> Project: Solr
> Issue Type: New Feature
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Joel Bernstein
> Assignee: Joel Bernstein
> Fix For: 7.3
>
> Attachments: SOLR-11789.patch, SOLR-11789.patch
>
>
> Now that we have *splines* and *derivatives* it makes sense to add *integration*. The *integrate* Stream Evaluator will perform a Romberg Integration (https://en.wikipedia.org/wiki/Romberg%27s_method) given a spline and min and max values.
> Implementation provided by Apache Commons Math.
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