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Posted to issues@sis.apache.org by "Michael Arneson (Jira)" <ji...@apache.org> on 2022/08/26 14:13:00 UTC

[jira] [Commented] (SIS-557) Complex polynomial of degree 4 (EPSG:9653)

    [ https://issues.apache.org/jira/browse/SIS-557?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17585402#comment-17585402 ] 

Michael Arneson commented on SIS-557:
-------------------------------------

I have added a test file that can be used to test this issue.

> Complex polynomial of degree 4 (EPSG:9653)
> ------------------------------------------
>
>                 Key: SIS-557
>                 URL: https://issues.apache.org/jira/browse/SIS-557
>             Project: Spatial Information Systems
>          Issue Type: Sub-task
>          Components: Referencing
>            Reporter: Martin Desruisseaux
>            Priority: Major
>         Attachments: Convert_EPSG_28992_to_EPSG_23031.java
>
>
> This is presented in EPSG guidance note as a more elegant way to do polynomial regression. Used for example in Amersfoort / RD system to ED50 / UTM.
> See §4.6.2 in IOGP Publication 373-7-2 – Geomatics Guidance Note number 7, part 2 – May 2022.



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