[SciPy-User] Obtaining contour data

[Nicolas Cellier]

It may help you

https://stackoverflow.com/questions/5666056/matplotlib-extracting-data-from-contour-lines

2017-10-16 15:31 GMT+02:00 ashwin .D <winash12 at gmail.com>:

> Hello,
>          I have height data on a two  dimensional equidistant latitude
> longitude grid and my ultimate goal is to calculate the curvature of the
> contours. Here is an illustration of what I want to do -
> http://www.indiana.edu/%7Egeog109/topics/10_Forces&Winds/sfc_trough.html.
> The data is plotted on a two dimensional latitude longitude grid and then
> the height contours are calculated. I am looking to obtain the coordinates
> of the contours(shown in red) in terms of latitude and longitude so that I
> can use that information  to calculate the curvature of the contour points
> using a least squares method. Is it possible to do this in Scipy ? The
> curvature of the earth is itself irrelevant in this case and it can be
> assumed to be flat.
>
> Regards,
> Ashwin.
>
> _______________________________________________
> SciPy-User mailing list
> SciPy-User at python.org
> https://mail.python.org/mailman/listinfo/scipy-user
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.python.org/pipermail/scipy-user/attachments/20171016/5075c56a/attachment.html>