Re: Retrieve high/low label data

You did not specify why "the result is just not satisfactory."

Likely you will have to write your own function.

http://www.ncl.ucar.edu/Applications/minmax.shtml
http://www.ncl.ucar.edu/Document/Functions/Built-in/local_min.shtml
http://www.ncl.ucar.edu/Document/Functions/Built-in/local_max.shtml

On 5/5/10 4:38 AM, Leung Samuel wrote:
> Mary,
>
> I know there are functions local_min and local_max for controlling
> those, but the result is just not satisfactory. I would like to know if
> there are any means other than the above functions to extract the
> high/low information. Thanks!!
>
> --Samuel
>
> On Tue, Mar 30, 2010 at 12:24 AM, Mary Haley <haley@ucar.edu
> <mailto:haley@ucar.edu>> wrote:
>
> Samuel,
>
> I don't think there's any way to do this. The person who would know
> is out today. If I'm wrong, hopefully he will correct me.
>
> You might want to see the local_min and local_max functions:
>
> http://www.ncl.ucar.edu/Document/Functions/Built-in/local_min.shtml
> http://www.ncl.ucar.edu/Document/Functions/Built-in/local_max.shtml
>
> --Mary
>
>
> On Mar 24, 2010, at 10:07 AM, Leung Samuel wrote:
>
> Dear NCL Team,
>
> There are attributes under cn resources which can show the
> high/low labels on a plot, for example, cnHighLabelsOn /
> cnLowLabelsOn. What if I want not only to print the "H" or "L"
> on the graph, but also get the data about those high/low labels
> such as lat/lon, pressure values? Thanks in advance.
>
> Regards,
> Samuel Leung
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Received on Wed May 5 07:36:05 2010