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https://issues.apache.org/jira/browse/ARROW-4225?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16942578#comment-16942578
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Kenta Murata commented on ARROW-4225:
-------------------------------------
@rok No, I didn't. I guess there is no library that has CSF tensor
implementation, although the paper exists.
So I'm waiting for pydata/sparse's implementation.
> [C++] Add CSC sparse matrix support
> -----------------------------------
>
> Key: ARROW-4225
> URL: https://issues.apache.org/jira/browse/ARROW-4225
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++
> Reporter: Kenta Murata
> Assignee: Kenta Murata
> Priority: Minor
> Labels: sparse
> Fix For: 1.0.0
>
>
> CSC sparse matrix is necessary for integration with existing sparse matrix
> libraries (umfpack, superlu).
> https://github.com/apache/arrow/pull/2546#issuecomment-422135645
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