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https://issues.apache.org/jira/browse/MAHOUT-1107?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13487396#comment-13487396
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Ted Dunning edited comment on MAHOUT-1107 at 10/31/12 12:21 AM:
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Here is a plot of convergence versus number of passes on the data that Rajesh
was using.
The plot is of the data from the commented printf in the test. The red line is
a lowess smoothed average.
Also available at https://dl.dropbox.com/u/36863361/olr.png
Clearly this is converging just fine.
was (Author: tdunning):
Here is a plot of convergence versus number of passes on the data that
Rajesh was using.
Also available at https://dl.dropbox.com/u/36863361/olr.png
Clearly this is converging just fine.
> OnlineLogisticRegression doesn't seem to work for some people/problems
> ----------------------------------------------------------------------
>
> Key: MAHOUT-1107
> URL: https://issues.apache.org/jira/browse/MAHOUT-1107
> Project: Mahout
> Issue Type: Bug
> Reporter: Ted Dunning
> Attachments:
> MAHOUT-1107-Test_case_for_OnlineLogisticRegression.patch, olr.png
>
>
> Rajesh reports that using the classic Iris dataset gives random guess results.
> This may be a bug in OLR or a bug in his code.
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