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https://issues.apache.org/jira/browse/SPARK-35707?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17360607#comment-17360607
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Apache Spark commented on SPARK-35707:
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User 'zhengruifeng' has created a pull request for this issue:
https://github.com/apache/spark/pull/32857
> optimize sparse GEMM by skipping bound checking
> -----------------------------------------------
>
> Key: SPARK-35707
> URL: https://issues.apache.org/jira/browse/SPARK-35707
> Project: Spark
> Issue Type: Sub-task
> Components: ML
> Affects Versions: 3.2.0
> Reporter: zhengruifeng
> Priority: Major
>
> Sparse gemm use mothod DenseMatrix.apply to access the values, which can be
> futuremore optimized by skipping checking the range and isTransposed
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