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https://issues.apache.org/jira/browse/SPARK-27400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16859878#comment-16859878
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zhengruifeng commented on SPARK-27400:
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According to current design, LinearSVC only support binary classification.
To deal with multi-class cases, you may try one-vs-rest meta alg.
> LinearSVC only supports binary classification
> ---------------------------------------------
>
> Key: SPARK-27400
> URL: https://issues.apache.org/jira/browse/SPARK-27400
> Project: Spark
> Issue Type: Bug
> Components: ML
> Affects Versions: 2.4.1
> Reporter: baris
> Priority: Major
>
> IllegalArgumentException: u'requirement failed: LinearSVC only supports
> binary c
> lassification. 99 classes detected in LinearSVC_6596220b55a3__labelCol'
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