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Posted to issues@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2019/09/18 12:17:00 UTC

[jira] [Updated] (ARROW-4221) [Format] Add canonical flag in COO sparse index

     [ https://issues.apache.org/jira/browse/ARROW-4221?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Antoine Pitrou updated ARROW-4221:
----------------------------------
    Fix Version/s: 1.0.0

> [Format] Add canonical flag in COO sparse index
> -----------------------------------------------
>
>                 Key: ARROW-4221
>                 URL: https://issues.apache.org/jira/browse/ARROW-4221
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Format
>            Reporter: Kenta Murata
>            Priority: Minor
>              Labels: sparse
>             Fix For: 1.0.0
>
>
> To support the integration with scipy.sparse.coo_matrix, it is necessary to add a flag in SparseCOOIndex.  This flag denotes whether elements in COO sparse tensor is sorted lexicographically or not.



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