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https://issues.apache.org/jira/browse/FLINK-29595?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17656423#comment-17656423
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Dong Lin commented on FLINK-29595:
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ChiSqSelector has been be implemented as part of the UnivariateFeatureSelector.
Note that Spark has also marked ChiSqSelector as deprecated and delegate the
corresponding functionality to UnivariateFeatureSelector.
> Add Estimator and Transformer for ChiSqSelector
> -----------------------------------------------
>
> Key: FLINK-29595
> URL: https://issues.apache.org/jira/browse/FLINK-29595
> Project: Flink
> Issue Type: New Feature
> Components: Library / Machine Learning
> Affects Versions: ml-2.2.0
> Reporter: Yunfeng Zhou
> Assignee: Jiang Xin
> Priority: Major
> Labels: pull-request-available
> Fix For: ml-2.2.0
>
>
> Add the Estimator and Transformer for ChiSqSelector.
> Its function would be at least equivalent to Spark's
> org.apache.spark.ml.feature.ChiSqSelector. The relevant PR should contain the
> following components:
> * Java implementation/test (Must include)
> * Python implementation/test (Optional)
> * Markdown document (Optional)
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