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Posted to issues@flink.apache.org by "Dong Lin (Jira)" <ji...@apache.org> on 2022/10/16 08:22:00 UTC

[jira] [Closed] (FLINK-13207) Add the algorithm of Fast Fourier Transformation(FFT)

     [ https://issues.apache.org/jira/browse/FLINK-13207?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dong Lin closed FLINK-13207.
----------------------------
    Resolution: Won't Do

> Add the algorithm of Fast Fourier Transformation(FFT)
> -----------------------------------------------------
>
>                 Key: FLINK-13207
>                 URL: https://issues.apache.org/jira/browse/FLINK-13207
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Library / Machine Learning
>            Reporter: Xu Yang
>            Priority: Major
>              Labels: auto-unassigned, pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Add 2 common used algorithms of Fast Fourier Transformation(FFT)
> # Cooley-Tukey algorithm, high performance, but only supports length of power-of-2.
> # Chirp-Z algorithm, can perform FFT with any length.



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